From ef83fe19d7190a4cb8105439891815503e89fa59 Mon Sep 17 00:00:00 2001
From: Alex Rudenko <OrKoN@users.noreply.github.com>
Date: Wed, 17 Jul 2024 10:43:24 +0000
Subject: [PATCH] Change the spec to use HTML's navigables instead of browsing
 contexts (#729)

SHA: 712c17f59659878da3a0a350ecb2f63fe628ce05
Reason: push, by jgraham

Co-authored-by: github-actions[bot] <41898282+github-actions[bot]@users.noreply.github.com>
---
 index.html | 1117 +++++++++++++++++++++++++---------------------------
 1 file changed, 538 insertions(+), 579 deletions(-)

diff --git a/index.html b/index.html
index 446aaea6..23d24330 100644
--- a/index.html
+++ b/index.html
@@ -7,7 +7,7 @@
   <link href="https://www.w3.org/StyleSheets/TR/2021/W3C-ED" rel="stylesheet">
   <meta content="Bikeshed version 82ce88815, updated Thu Sep 7 16:33:55 2023 -0700" name="generator">
   <link href="https://w3c.github.io/webdriver-bidi/" rel="canonical">
-  <meta content="0fa2d99bef9de5aae86cedb8e2be4835e6d70b4d" name="document-revision">
+  <meta content="712c17f59659878da3a0a350ecb2f63fe628ce05" name="document-revision">
 <style>
 var {
   color: #cd5c5c
@@ -567,7 +567,7 @@
   <div class="head">
    <p data-fill-with="logo"><a class="logo" href="https://www.w3.org/"> <img alt="W3C" height="48" src="https://www.w3.org/StyleSheets/TR/2021/logos/W3C" width="72"> </a> </p>
    <h1 class="p-name no-ref" id="title">WebDriver BiDi</h1>
-   <p id="w3c-state"><a href="https://www.w3.org/standards/types#ED">Editor’s Draft</a>, <time class="dt-updated" datetime="2024-07-08">8 July 2024</time></p>
+   <p id="w3c-state"><a href="https://www.w3.org/standards/types#ED">Editor’s Draft</a>, <time class="dt-updated" datetime="2024-07-17">17 July 2024</time></p>
    <details open>
     <summary>More details about this document</summary>
     <div data-fill-with="spec-metadata">
@@ -1211,30 +1211,30 @@ <h3 class="heading settled" data-level="3.6" id="events"><span class="secno">3.6
  indicating steps that run earlier.</p>
    </ul>
    <p>A <a data-link-type="dfn" href="#bidi-session" id="ref-for-bidi-session②">BiDi session</a> has a <dfn class="dfn-paneled" data-dfn-for="event" data-dfn-type="dfn" data-export id="event-global-event-set">global event set</dfn> which is a <a data-link-type="dfn" href="https://infra.spec.whatwg.org/#ordered-set" id="ref-for-ordered-set①">set</a> containing the event names for events that are enabled for all
-browsing contexts. This initially contains the <a data-link-type="dfn" href="#event-event-name" id="ref-for-event-event-name②">event name</a> for events that
+navigables. This initially contains the <a data-link-type="dfn" href="#event-event-name" id="ref-for-event-event-name②">event name</a> for events that
 are <dfn data-dfn-for="event" data-dfn-type="dfn" data-export id="event-in-the-default-event-set">in the default event set<a class="self-link" href="#event-in-the-default-event-set"></a></dfn>.</p>
-   <p>A <a data-link-type="dfn" href="#bidi-session" id="ref-for-bidi-session③">BiDi session</a> has a <dfn class="dfn-paneled" data-dfn-for="event" data-dfn-type="dfn" data-export data-lt="browsing context event map" id="event-browsing-context-event-map">browsing context event
-map</dfn>, which is a <a data-link-type="dfn" href="https://infra.spec.whatwg.org/#ordered-map" id="ref-for-ordered-map①">map</a> with <a data-link-type="dfn" href="https://html.spec.whatwg.org/multipage/document-sequences.html#top-level-browsing-context" id="ref-for-top-level-browsing-context">top-level browsing context</a> keys and values
+   <p>A <a data-link-type="dfn" href="#bidi-session" id="ref-for-bidi-session③">BiDi session</a> has a <dfn class="dfn-paneled" data-dfn-for="event" data-dfn-type="dfn" data-export id="event-navigable-event-map">navigable event map</dfn>,
+which is a <a data-link-type="dfn" href="https://infra.spec.whatwg.org/#ordered-map" id="ref-for-ordered-map①">map</a> with <a data-link-type="dfn" href="https://html.spec.whatwg.org/multipage/document-sequences.html#top-level-traversable" id="ref-for-top-level-traversable">top-level traversable</a> keys and values
 that are a <a data-link-type="dfn" href="https://infra.spec.whatwg.org/#ordered-set" id="ref-for-ordered-set②">set</a> of <a data-link-type="dfn" href="#event-event-name" id="ref-for-event-event-name③">event name</a>s for events that are enabled in the given
-browsing context.</p>
-   <div class="algorithm" data-algorithm="event enabled browsing contexts">
-    <p>To obtain a list of <dfn class="dfn-paneled" data-dfn-type="dfn" data-noexport id="event-enabled-browsing-contexts">event enabled browsing contexts</dfn> given <var>session</var> and <var>event name</var>:</p>
+navigable.</p>
+   <div class="algorithm" data-algorithm="event enabled navigables">
+    <p>To obtain a list of <dfn class="dfn-paneled" data-dfn-type="dfn" data-noexport id="event-enabled-navigables">event enabled navigables</dfn> given <var>session</var> and <var>event name</var>:</p>
     <ol>
      <li data-md>
-      <p>Let <var>contexts</var> be an empty <a data-link-type="dfn" href="https://infra.spec.whatwg.org/#ordered-set" id="ref-for-ordered-set③">set</a>.</p>
+      <p>Let <var>navigables</var> be an empty <a data-link-type="dfn" href="https://infra.spec.whatwg.org/#ordered-set" id="ref-for-ordered-set③">set</a>.</p>
      <li data-md>
-      <p>For each <var>context</var> → <var>events</var> of <var>session</var>’s <a data-link-type="dfn" href="#event-browsing-context-event-map" id="ref-for-event-browsing-context-event-map">browsing context event map</a>:</p>
+      <p>For each <var>navigable</var> → <var>events</var> of <var>session</var>’s <a data-link-type="dfn" href="#event-navigable-event-map" id="ref-for-event-navigable-event-map">navigable event map</a>:</p>
       <ol>
        <li data-md>
-        <p>If <var>events</var> contains <var>event name</var>, append <var>context</var> to <var>contexts</var></p>
+        <p>If <var>events</var> contains <var>event name</var>, append <var>navigable</var> to <var>navigables</var></p>
       </ol>
      <li data-md>
-      <p>Return <var>contexts</var>.</p>
+      <p>Return <var>navigables</var>.</p>
     </ol>
    </div>
    <div class="algorithm" data-algorithm="set of sessions for which an event is enabled">
     <p>The <dfn class="dfn-paneled" data-dfn-type="dfn" data-export id="set-of-sessions-for-which-an-event-is-enabled">set of sessions for which an event is enabled</dfn> given <var>event
-name</var> and <var>browsing contexts</var> is:</p>
+name</var> and <var>navigables</var> is:</p>
     <ol>
      <li data-md>
       <p>Let <var>sessions</var> be a new <a data-link-type="dfn" href="https://infra.spec.whatwg.org/#ordered-set" id="ref-for-ordered-set④">set</a>.</p>
@@ -1242,34 +1242,31 @@ <h3 class="heading settled" data-level="3.6" id="events"><span class="secno">3.6
       <p>For each <var>session</var> in <a data-link-type="dfn" href="#active-bidi-sessions" id="ref-for-active-bidi-sessions">active BiDI sessions</a>:</p>
       <ol>
        <li data-md>
-        <p>If <a data-link-type="dfn" href="#event-is-enabled" id="ref-for-event-is-enabled">event is enabled</a> with <var>session</var>, <var>event name</var> and <var>browsing
- contexts</var>, append <var>session</var> to <var>sessions</var>.</p>
+        <p>If <a data-link-type="dfn" href="#event-is-enabled" id="ref-for-event-is-enabled">event is enabled</a> with <var>session</var>, <var>event name</var> and <var>navigables</var>,
+append <var>session</var> to <var>sessions</var>.</p>
       </ol>
      <li data-md>
       <p>Return <var>sessions</var>.</p>
     </ol>
    </div>
    <div class="algorithm" data-algorithm="event is enabled">
-    <p>To determine if an <dfn class="dfn-paneled" data-dfn-type="dfn" data-export id="event-is-enabled">event is enabled</dfn> given <var>session</var>, <var>event name</var> and <var>browsing contexts</var>:</p>
-    <p class="note" role="note"><span class="marker">Note:</span> <var>browsing contexts</var> is a set because a <a data-link-type="dfn" href="https://html.spec.whatwg.org/multipage/workers.html#shared-workers" id="ref-for-shared-workers">shared worker</a> can be associated
+    <p>To determine if an <dfn class="dfn-paneled" data-dfn-type="dfn" data-export id="event-is-enabled">event is enabled</dfn> given <var>session</var>, <var>event name</var> and <var>navigables</var>:</p>
+    <p class="note" role="note"><span class="marker">Note:</span> <var>navigables</var> is a set because a <a data-link-type="dfn" href="https://html.spec.whatwg.org/multipage/workers.html#shared-workers" id="ref-for-shared-workers">shared worker</a> can be associated
       with multiple contexts.</p>
     <ol>
      <li data-md>
-      <p>Let <var>top-level browsing contexts</var> be an empty <a data-link-type="dfn" href="https://infra.spec.whatwg.org/#ordered-set" id="ref-for-ordered-set⑤">set</a>.</p>
+      <p>Let <var>top-level traversables</var> be an empty <a data-link-type="dfn" href="https://infra.spec.whatwg.org/#ordered-set" id="ref-for-ordered-set⑤">set</a>.</p>
      <li data-md>
-      <p>For each <var>browsing context</var> of <var>browsing contexts</var>, append <var>browsing
- context</var>’s <a data-link-type="dfn" href="https://html.spec.whatwg.org/multipage/document-sequences.html#top-level-browsing-context" id="ref-for-top-level-browsing-context①">top-level browsing context</a> to <var>top-level browsing contexts</var>.</p>
+      <p>For each <var>navigable</var> of <var>navigables</var>, append <var>navigable</var>’s <a data-link-type="dfn" href="https://html.spec.whatwg.org/multipage/document-sequences.html#nav-top" id="ref-for-nav-top">top-level traversable</a> to <var>top-level traversables</var>.</p>
      <li data-md>
-      <p>Let <var>event map</var> be the <a data-link-type="dfn" href="#event-browsing-context-event-map" id="ref-for-event-browsing-context-event-map①">browsing context event map</a> for <var>session</var>.</p>
+      <p>Let <var>event map</var> be the <a data-link-type="dfn" href="#event-navigable-event-map" id="ref-for-event-navigable-event-map①">navigable event map</a> for <var>session</var>.</p>
      <li data-md>
-      <p>For each <var>browsing context</var> of <var>top-level browsing contexts</var>:</p>
+      <p>For each <var>navigable</var> of <var>top-level traversables</var>:</p>
       <ol>
        <li data-md>
-        <p>If <var>event map</var> <a data-link-type="dfn" href="https://infra.spec.whatwg.org/#map-exists" id="ref-for-map-exists">contains</a> <var>browsing context</var>, let <var>browsing context
- events</var> be <var>event map</var>[<var>browsing context</var>].  Otherwise let <var>browsing
- context events</var> be null.</p>
+        <p>If <var>event map</var> <a data-link-type="dfn" href="https://infra.spec.whatwg.org/#map-exists" id="ref-for-map-exists">contains</a> <var>navigable</var>, let <var>navigable events</var> be <var>event map</var>[<var>navigable</var>].  Otherwise let <var>navigable events</var> be null.</p>
        <li data-md>
-        <p>If <var>browsing context events</var> is not null, and <var>browsing context events</var> <a data-link-type="dfn" href="https://infra.spec.whatwg.org/#list-contain" id="ref-for-list-contain">contains</a> <var>event name</var>, return true.</p>
+        <p>If <var>navigable events</var> is not null, and <var>navigable events</var> <a data-link-type="dfn" href="https://infra.spec.whatwg.org/#list-contain" id="ref-for-list-contain">contains</a> <var>event name</var>, return true.</p>
       </ol>
      <li data-md>
       <p>If the <a data-link-type="dfn" href="#event-global-event-set" id="ref-for-event-global-event-set">global event set</a> for <var>session</var> <a data-link-type="dfn" href="https://infra.spec.whatwg.org/#list-contain" id="ref-for-list-contain①">contains</a> <var>event name</var> return
@@ -1527,16 +1524,20 @@ <h2 class="heading settled" data-level="4" id="transport"><span class="secno">4.
       </ol>
     </ol>
    </div>
-   <div class="algorithm" data-algorithm="get related browsing contexts">
-    <p>To <dfn class="dfn-paneled" data-dfn-type="dfn" data-noexport id="get-related-browsing-contexts">get related browsing contexts</dfn> given an <a data-link-type="dfn" href="https://html.spec.whatwg.org/multipage/webappapis.html#settings-object" id="ref-for-settings-object">settings object</a> <var>settings</var>:</p>
+   <div class="algorithm" data-algorithm="get related navigables">
+    <p>To <dfn class="dfn-paneled" data-dfn-type="dfn" data-noexport id="get-related-navigables">get related navigables</dfn> given an <a data-link-type="dfn" href="https://html.spec.whatwg.org/multipage/webappapis.html#settings-object" id="ref-for-settings-object">settings object</a> <var>settings</var>:</p>
     <ol>
      <li data-md>
-      <p>Let <var>related browsing contexts</var> be an empty <a data-link-type="dfn" href="https://infra.spec.whatwg.org/#ordered-set" id="ref-for-ordered-set①⓪">set</a></p>
+      <p>Let <var>related navigables</var> be an empty <a data-link-type="dfn" href="https://infra.spec.whatwg.org/#ordered-set" id="ref-for-ordered-set①⓪">set</a>.</p>
      <li data-md>
-      <p>If <var>settings</var>’ <a data-link-type="dfn" href="https://html.spec.whatwg.org/multipage/webappapis.html#concept-relevant-global" id="ref-for-concept-relevant-global">relevant global object</a> is a <code class="idl"><a data-link-type="idl" href="https://html.spec.whatwg.org/multipage/nav-history-apis.html#window" id="ref-for-window">Window</a></code>, append <var>settings</var>’ <a data-link-type="dfn" href="https://html.spec.whatwg.org/multipage/webappapis.html#concept-relevant-global" id="ref-for-concept-relevant-global①">relevant global object</a>'s <a data-link-type="dfn" href="https://html.spec.whatwg.org/multipage/nav-history-apis.html#concept-document-window" id="ref-for-concept-document-window">associated <code>Document</code></a>’s <a data-link-type="dfn" href="https://html.spec.whatwg.org/multipage/document-sequences.html#concept-document-bc" id="ref-for-concept-document-bc">browsing context</a> to <var>related browsing contexts</var>.</p>
-      <p>Otherwise if the <a data-link-type="dfn" href="https://html.spec.whatwg.org/multipage/webappapis.html#concept-realm-global" id="ref-for-concept-realm-global">global object</a> specified by <var>settings</var> is a <code class="idl"><a data-link-type="idl" href="https://html.spec.whatwg.org/multipage/workers.html#workerglobalscope" id="ref-for-workerglobalscope">WorkerGlobalScope</a></code>, for each <var>owner</var> in the <a data-link-type="dfn" href="https://html.spec.whatwg.org/multipage/webappapis.html#concept-realm-global" id="ref-for-concept-realm-global①">global object</a>'s <a data-link-type="dfn" href="https://html.spec.whatwg.org/multipage/workers.html#concept-WorkerGlobalScope-owner-set" id="ref-for-concept-WorkerGlobalScope-owner-set">owner set</a>, if <var>owner</var> is a <a data-link-type="dfn" href="https://dom.spec.whatwg.org/#concept-document" id="ref-for-concept-document">Document</a>, append <var>owner</var>’s <a data-link-type="dfn" href="https://html.spec.whatwg.org/multipage/document-sequences.html#concept-document-bc" id="ref-for-concept-document-bc①">browsing context</a> to <var>related browsing contexts</var>.</p>
+      <p>Let <var>navigable</var> be null.</p>
      <li data-md>
-      <p>Return <var>related browsing contexts</var>.</p>
+      <p>If <var>settings</var>’ <a data-link-type="dfn" href="https://html.spec.whatwg.org/multipage/webappapis.html#concept-relevant-global" id="ref-for-concept-relevant-global">relevant global object</a> is a <code class="idl"><a data-link-type="idl" href="https://html.spec.whatwg.org/multipage/nav-history-apis.html#window" id="ref-for-window">Window</a></code>, set <var>navigable</var> to <a data-link-type="dfn" href="https://html.spec.whatwg.org/multipage/webappapis.html#concept-relevant-global" id="ref-for-concept-relevant-global①">relevant global object</a>'s <a data-link-type="dfn" href="https://html.spec.whatwg.org/multipage/nav-history-apis.html#concept-document-window" id="ref-for-concept-document-window">associated <code>Document</code></a>’s <a data-link-type="dfn" href="https://html.spec.whatwg.org/multipage/document-sequences.html#node-navigable" id="ref-for-node-navigable">node navigable</a>.</p>
+      <p>Otherwise if the <a data-link-type="dfn" href="https://html.spec.whatwg.org/multipage/webappapis.html#concept-realm-global" id="ref-for-concept-realm-global">global object</a> specified by <var>settings</var> is a <code class="idl"><a data-link-type="idl" href="https://html.spec.whatwg.org/multipage/workers.html#workerglobalscope" id="ref-for-workerglobalscope">WorkerGlobalScope</a></code>, for each <var>owner</var> in the <a data-link-type="dfn" href="https://html.spec.whatwg.org/multipage/webappapis.html#concept-realm-global" id="ref-for-concept-realm-global①">global object</a>'s <a data-link-type="dfn" href="https://html.spec.whatwg.org/multipage/workers.html#concept-WorkerGlobalScope-owner-set" id="ref-for-concept-WorkerGlobalScope-owner-set">owner set</a>, if <var>owner</var> is a <a data-link-type="dfn" href="https://dom.spec.whatwg.org/#concept-document" id="ref-for-concept-document">Document</a>, set <var>navigable</var> to <var>owner</var>’s <a data-link-type="dfn" href="https://html.spec.whatwg.org/multipage/document-sequences.html#node-navigable" id="ref-for-node-navigable①">node navigable</a>.</p>
+     <li data-md>
+      <p>If <var>navigable</var> is not null, append <var>navigable</var> to <var>related navigables</var>.</p>
+     <li data-md>
+      <p>Return <var>related navigables</var>.</p>
     </ol>
    </div>
    <div class="algorithm" data-algorithm="emit an event">
@@ -1649,7 +1650,7 @@ <h3 class="heading settled" data-level="4.1" id="establishing"><span class="secn
    <h2 class="heading settled" data-level="5" id="sandbox"><span class="secno">5. </span><span class="content">Sandboxed Script Execution</span><a class="self-link" href="#sandbox"></a></h2>
    <p>A common requirement for automation tools is to execute scripts which have
 access to the DOM of a document, but don’t have information about any changes to
-the DOM APIs made by scripts running in the browsing context containing the
+the DOM APIs made by scripts running in the navigable containing the
 document.</p>
    <p>A <a data-link-type="dfn" href="#bidi-session" id="ref-for-bidi-session①①">BiDi session</a> has a <dfn class="dfn-paneled" data-dfn-type="dfn" data-noexport id="sandbox-map">sandbox map</dfn> which is a weak map in which the
 keys are <code class="idl"><a data-link-type="idl" href="https://html.spec.whatwg.org/multipage/nav-history-apis.html#window" id="ref-for-window①">Window</a></code> objects, and the values are maps between strings and <code class="idl"><a data-link-type="idl" href="#sandboxwindowproxy" id="ref-for-sandboxwindowproxy">SandboxWindowProxy</a></code> objects.</p>
@@ -1668,12 +1669,12 @@ <h3 class="heading settled" data-level="5.1" id="sandbox-realm"><span class="sec
    <p>Each sandbox is a unique ECMAScript <a data-link-type="dfn" href="https://tc39.es/ecma262/#sec-code-realms" id="ref-for-sec-code-realms">Realm</a>. However the sandbox realm
 provides access to platform objects in an existing <code class="idl"><a data-link-type="idl" href="https://html.spec.whatwg.org/multipage/nav-history-apis.html#window" id="ref-for-window②">Window</a></code> realm via <code class="idl"><a data-link-type="idl" href="#sandboxproxy" id="ref-for-sandboxproxy">SandboxProxy</a></code> objects.</p>
    <div class="algorithm" data-algorithm="get or create a sandbox realm">
-     To <dfn class="dfn-paneled" data-dfn-type="dfn" data-noexport id="get-or-create-a-sandbox-realm">get or create a sandbox realm</dfn> given <var>name</var> and <var>browsing context</var>: 
+     To <dfn class="dfn-paneled" data-dfn-type="dfn" data-noexport id="get-or-create-a-sandbox-realm">get or create a sandbox realm</dfn> given <var>name</var> and <var>navigable</var>: 
     <ol>
      <li data-md>
       <p>If <var>name</var> is an empty string, then return <a data-link-type="dfn" href="https://w3c.github.io/webdriver/#dfn-errors" id="ref-for-dfn-errors③">error</a> with <a data-link-type="dfn" href="https://w3c.github.io/webdriver/#dfn-error-code" id="ref-for-dfn-error-code④">error code</a> <a data-link-type="dfn" href="https://w3c.github.io/webdriver/#dfn-invalid-argument" id="ref-for-dfn-invalid-argument⑤">invalid argument</a>.</p>
      <li data-md>
-      <p>Let <var>window</var> be <var>browsing context</var>’s <a data-link-type="dfn" href="https://html.spec.whatwg.org/multipage/document-sequences.html#active-window" id="ref-for-active-window">active window</a>.</p>
+      <p>Let <var>window</var> be <var>navigable</var>’s <a data-link-type="dfn" href="https://html.spec.whatwg.org/multipage/document-sequences.html#nav-window" id="ref-for-nav-window">active window</a>.</p>
      <li data-md>
       <p>If <a data-link-type="dfn" href="#sandbox-map" id="ref-for-sandbox-map">sandbox map</a> does not contain <var>window</var>, set <a data-link-type="dfn" href="#sandbox-map" id="ref-for-sandbox-map①">sandbox map</a>[<var>window</var>]
  to a new <a data-link-type="dfn" href="https://infra.spec.whatwg.org/#ordered-map" id="ref-for-ordered-map⑦">map</a>.</p>
@@ -1681,7 +1682,7 @@ <h3 class="heading settled" data-level="5.1" id="sandbox-realm"><span class="sec
       <p>Let <var>sandboxes</var> be <a data-link-type="dfn" href="#sandbox-map" id="ref-for-sandbox-map②">sandbox map</a>[<var>window</var>].</p>
      <li data-md>
       <p>If <var>sandboxes</var> does not contain <var>name</var>, set <var>sandboxes</var>[<var>name</var>] to <a data-link-type="dfn" href="#create-a-sandbox-realm" id="ref-for-create-a-sandbox-realm">create
- a sandbox realm</a> with <var>browsing context</var>.</p>
+ a sandbox realm</a> with <var>navigable</var>.</p>
      <li data-md>
       <p>Return <a data-link-type="dfn" href="https://w3c.github.io/webdriver/#dfn-success" id="ref-for-dfn-success②">success</a> with data <var>sandboxes</var>[<var>name</var>].</p>
     </ol>
@@ -1742,7 +1743,7 @@ <h3 class="heading settled" data-level="5.3" id="sandbox-sandboxwindowproxy"><sp
 access to that data in a <code class="idl"><a data-link-type="idl" href="https://html.spec.whatwg.org/multipage/nav-history-apis.html#window" id="ref-for-window④">Window</a></code> global.</p>
    <p class="issue" id="issue-5dc87d67"><a class="self-link" href="#issue-5dc87d67"></a> Define how this works.</p>
    <h2 class="heading settled" data-level="6" id="user-contexts"><span class="secno">6. </span><span class="content">User Contexts</span><a class="self-link" href="#user-contexts"></a></h2>
-   <p>A <dfn class="dfn-paneled" data-dfn-type="dfn" data-export id="user-context">user context</dfn> represents a collection of zero or more <a data-link-type="dfn" href="https://html.spec.whatwg.org/multipage/document-sequences.html#top-level-traversable" id="ref-for-top-level-traversable">top-level traversables</a> within a <a data-link-type="dfn" href="https://w3c.github.io/webdriver/#dfn-remote-ends" id="ref-for-dfn-remote-ends①⑤">remote end</a>. Each <a data-link-type="dfn" href="#user-context" id="ref-for-user-context①">user context</a> has
+   <p>A <dfn class="dfn-paneled" data-dfn-type="dfn" data-export id="user-context">user context</dfn> represents a collection of zero or more <a data-link-type="dfn" href="https://html.spec.whatwg.org/multipage/document-sequences.html#top-level-traversable" id="ref-for-top-level-traversable①">top-level traversables</a> within a <a data-link-type="dfn" href="https://w3c.github.io/webdriver/#dfn-remote-ends" id="ref-for-dfn-remote-ends①⑤">remote end</a>. Each <a data-link-type="dfn" href="#user-context" id="ref-for-user-context①">user context</a> has
 an associated <a data-link-type="dfn" href="#storage-partition" id="ref-for-storage-partition">storage partition</a>, so that <a data-link-type="dfn" href="https://w3c.github.io/webdriver/#dfn-remote-ends" id="ref-for-dfn-remote-ends①⑥">remote end</a> data is not shared
 between different <a data-link-type="dfn" href="#user-context" id="ref-for-user-context②">user contexts</a>.</p>
    <p class="issue" id="issue-f279bf5c"><a class="self-link" href="#issue-f279bf5c"></a> Unclear that this is the best way to formally define the concept of a
@@ -1754,15 +1755,15 @@ <h2 class="heading settled" data-level="6" id="user-contexts"><span class="secno
 which is a unique string set upon the user context creation.</p>
    <p>A <a data-link-type="dfn" href="https://html.spec.whatwg.org/multipage/document-sequences.html#navigables" id="ref-for-navigables">navigable</a> has an <dfn class="dfn-paneled" data-dfn-type="dfn" data-export id="associated-user-context">associated user context</dfn>, which is a <a data-link-type="dfn" href="#user-context" id="ref-for-user-context⑥">user
 context</a>.</p>
-   <p>When a new <a data-link-type="dfn" href="https://html.spec.whatwg.org/multipage/document-sequences.html#top-level-traversable" id="ref-for-top-level-traversable①">top-level traversable</a> is created its <a data-link-type="dfn" href="#associated-user-context" id="ref-for-associated-user-context">associated user context</a> is set to a user context in the <a data-link-type="dfn" href="#set-of-user-contexts" id="ref-for-set-of-user-contexts">set of user contexts</a>.</p>
-   <p class="note" role="note"><span class="marker">Note:</span> In some cases the user context is set by specification when the <a data-link-type="dfn" href="https://html.spec.whatwg.org/multipage/document-sequences.html#top-level-traversable" id="ref-for-top-level-traversable②">top-level traversable</a> is created, however in cases where no such
-requirements are present, the <a data-link-type="dfn" href="#associated-user-context" id="ref-for-associated-user-context①">associated user context</a> for a <a data-link-type="dfn" href="https://html.spec.whatwg.org/multipage/document-sequences.html#top-level-traversable" id="ref-for-top-level-traversable③">top-level
+   <p>When a new <a data-link-type="dfn" href="https://html.spec.whatwg.org/multipage/document-sequences.html#top-level-traversable" id="ref-for-top-level-traversable②">top-level traversable</a> is created its <a data-link-type="dfn" href="#associated-user-context" id="ref-for-associated-user-context">associated user context</a> is set to a user context in the <a data-link-type="dfn" href="#set-of-user-contexts" id="ref-for-set-of-user-contexts">set of user contexts</a>.</p>
+   <p class="note" role="note"><span class="marker">Note:</span> In some cases the user context is set by specification when the <a data-link-type="dfn" href="https://html.spec.whatwg.org/multipage/document-sequences.html#top-level-traversable" id="ref-for-top-level-traversable③">top-level traversable</a> is created, however in cases where no such
+requirements are present, the <a data-link-type="dfn" href="#associated-user-context" id="ref-for-associated-user-context①">associated user context</a> for a <a data-link-type="dfn" href="https://html.spec.whatwg.org/multipage/document-sequences.html#top-level-traversable" id="ref-for-top-level-traversable④">top-level
 traversable</a> is implemenation-defined.</p>
-   <p class="issue" id="issue-155d94b0"><a class="self-link" href="#issue-155d94b0"></a> Should we specify that <a data-link-type="dfn" href="https://html.spec.whatwg.org/multipage/document-sequences.html#top-level-traversable" id="ref-for-top-level-traversable④">top-level traversables</a> with a non-null
+   <p class="issue" id="issue-155d94b0"><a class="self-link" href="#issue-155d94b0"></a> Should we specify that <a data-link-type="dfn" href="https://html.spec.whatwg.org/multipage/document-sequences.html#top-level-traversable" id="ref-for-top-level-traversable⑤">top-level traversables</a> with a non-null
 opener have the same <a data-link-type="dfn" href="#associated-user-context" id="ref-for-associated-user-context②">associated user context</a> as their opener?
 Need to check if this is something existing implementations enforce.</p>
    <p>A <a data-link-type="dfn" href="https://html.spec.whatwg.org/multipage/document-sequences.html#child-navigable" id="ref-for-child-navigable">child navigable</a>'s <a data-link-type="dfn" href="#associated-user-context" id="ref-for-associated-user-context③">associated user context</a> is it’s <a data-link-type="dfn" href="https://html.spec.whatwg.org/multipage/document-sequences.html#nav-parent" id="ref-for-nav-parent">parent</a>'s <a data-link-type="dfn" href="#associated-user-context" id="ref-for-associated-user-context④">associated user context</a>.</p>
-   <p>A <a data-link-type="dfn" href="#user-context" id="ref-for-user-context⑦">user context</a> which isn’t the <a data-link-type="dfn" href="#associated-user-context" id="ref-for-associated-user-context⑤">associated user context</a> for any <a data-link-type="dfn" href="https://html.spec.whatwg.org/multipage/document-sequences.html#top-level-traversable" id="ref-for-top-level-traversable⑤">top-level traversable</a> is an <dfn class="dfn-paneled" data-dfn-type="dfn" data-noexport id="empty-user-context">empty user context</dfn>.</p>
+   <p>A <a data-link-type="dfn" href="#user-context" id="ref-for-user-context⑦">user context</a> which isn’t the <a data-link-type="dfn" href="#associated-user-context" id="ref-for-associated-user-context⑤">associated user context</a> for any <a data-link-type="dfn" href="https://html.spec.whatwg.org/multipage/document-sequences.html#top-level-traversable" id="ref-for-top-level-traversable⑥">top-level traversable</a> is an <dfn class="dfn-paneled" data-dfn-type="dfn" data-noexport id="empty-user-context">empty user context</dfn>.</p>
    <p>The <dfn class="dfn-paneled" data-dfn-type="dfn" data-noexport id="default-user-context">default user context</dfn> is a <a data-link-type="dfn" href="#user-context" id="ref-for-user-context⑧">user context</a> with <a data-link-type="dfn" href="#user-context-user-context-id" id="ref-for-user-context-user-context-id">user context
 id</a> <code>"default"</code>.</p>
    <p>An implementation has a <dfn class="dfn-paneled" data-dfn-type="dfn" data-noexport id="set-of-user-contexts">set of user contexts</dfn>, which is a <a data-link-type="dfn" href="https://infra.spec.whatwg.org/#ordered-set" id="ref-for-ordered-set①①">set</a> of <a data-link-type="dfn" href="#user-context" id="ref-for-user-context⑨">user contexts</a>. Initially this contains the <a data-link-type="dfn" href="#default-user-context" id="ref-for-default-user-context">default user context</a>.</p>
@@ -1845,9 +1846,9 @@ <h4 class="heading settled" data-level="7.1.1" id="module-session-definition"><s
     </ol>
    </div>
    <div class="algorithm" data-algorithm="update the event map">
-     To <dfn class="dfn-paneled" data-dfn-type="dfn" data-noexport id="update-the-event-map">update the event map</dfn>, given <var>session</var>, <var>requested event names</var>, <var>browsing contexts</var>, and <var>enabled</var>: 
+     To <dfn class="dfn-paneled" data-dfn-type="dfn" data-noexport id="update-the-event-map">update the event map</dfn>, given <var>session</var>, <var>requested event names</var>, <var>navigables</var>, and <var>enabled</var>: 
     <p class="note" role="note"><span class="marker">Note:</span> The return value of this algorithm is a map between event names and
-contexts. When the events are being enabled, the contexts in the return value
+navigables. When the events are being enabled, the navigables in the return value
 are those for which the event are now enabled but were not previously. When
 events are disabled, the return value is always empty.</p>
     <ol>
@@ -1856,7 +1857,7 @@ <h4 class="heading settled" data-level="7.1.1" id="module-session-definition"><s
      <li data-md>
       <p>Let <var>event map</var> be a new <a data-link-type="dfn" href="https://infra.spec.whatwg.org/#ordered-map" id="ref-for-ordered-map⑧">map</a>.</p>
      <li data-md>
-      <p>For each <var>key</var> → <var>value</var> of the <a data-link-type="dfn" href="#event-browsing-context-event-map" id="ref-for-event-browsing-context-event-map②">browsing context event map</a> for <var>session</var>:</p>
+      <p>For each <var>key</var> → <var>value</var> of the <a data-link-type="dfn" href="#event-navigable-event-map" id="ref-for-event-navigable-event-map②">navigable event map</a> for <var>session</var>:</p>
       <ol>
        <li data-md>
         <p>Set <var>event map</var>[<var>key</var>] to a <a data-link-type="dfn" href="https://infra.spec.whatwg.org/#list-clone" id="ref-for-list-clone①">clone</a> of <var>value</var>.</p>
@@ -1869,7 +1870,7 @@ <h4 class="heading settled" data-level="7.1.1" id="module-session-definition"><s
      <li data-md>
       <p>Let <var>enabled events</var> be a new <a data-link-type="dfn" href="https://infra.spec.whatwg.org/#ordered-map" id="ref-for-ordered-map⑨">map</a>.</p>
      <li data-md>
-      <p>If <var>browsing contexts</var> is null:</p>
+      <p>If <var>navigables</var> is null:</p>
       <ol>
        <li data-md>
         <p>If <var>enabled</var> is true:</p>
@@ -1881,16 +1882,14 @@ <h4 class="heading settled" data-level="7.1.1" id="module-session-definition"><s
             <p>If <var>global event set</var> doesn’t contain <var>event name</var>:</p>
             <ol>
              <li data-md>
-              <p>Let <var>already enabled contexts</var> be the <a data-link-type="dfn" href="#event-enabled-browsing-contexts" id="ref-for-event-enabled-browsing-contexts">event enabled browsing
-  contexts</a> given <var>session</var> and <var>event name</var></p>
+              <p>Let <var>already enabled navigables</var> be the <a data-link-type="dfn" href="#event-enabled-navigables" id="ref-for-event-enabled-navigables">event enabled navigables</a> given <var>session</var> and <var>event name</var>.</p>
              <li data-md>
               <p>Add <var>event name</var> to <var>global event set</var>.</p>
              <li data-md>
-              <p>For each <var>context</var> of <var>already enabled contexts</var>, remove <var>event
-  name</var> from <var>event map</var>[<var>context</var>].</p>
+              <p>For each <var>navigable</var> of <var>already enabled navigables</var>, remove <var>event
+  name</var> from <var>event map</var>[<var>navigable</var>].</p>
              <li data-md>
-              <p>Let <var>newly enabled contexts</var> be a list of all <a data-link-type="dfn" href="https://html.spec.whatwg.org/multipage/document-sequences.html#top-level-browsing-context" id="ref-for-top-level-browsing-context②">top-level browsing
-  contexts</a> that are not contained in <var>already enabled contexts</var>,</p>
+              <p>Let <var>newly enabled contexts</var> be a list of all <a data-link-type="dfn" href="https://html.spec.whatwg.org/multipage/document-sequences.html#top-level-traversable" id="ref-for-top-level-traversable⑦">top-level traversable</a> that are not contained in <var>already enabled navigables</var>,</p>
              <li data-md>
               <p>Set <var>enabled events</var>[<var>event name</var>] to <var>newly enabled contexts</var>.</p>
             </ol>
@@ -1909,22 +1908,22 @@ <h4 class="heading settled" data-level="7.1.1" id="module-session-definition"><s
         </ol>
       </ol>
      <li data-md>
-      <p>Otherwise, if <var>browsing contexts</var> is not null:</p>
+      <p>Otherwise, if <var>navigables</var> is not null:</p>
       <ol>
        <li data-md>
         <p>Let <var>targets</var> be an empty <a data-link-type="dfn" href="https://infra.spec.whatwg.org/#ordered-map" id="ref-for-ordered-map①⓪">map</a>.</p>
        <li data-md>
-        <p>For each <var>context id</var> in <var>browsing contexts</var>:</p>
+        <p>For each <var>navigable id</var> in <var>navigables</var>:</p>
         <ol>
          <li data-md>
-          <p>Let <var>context</var> be the result of <a data-link-type="dfn" href="https://w3c.github.io/webdriver/#dfn-try" id="ref-for-dfn-try①">trying</a> to <a data-link-type="dfn" href="#get-a-browsing-context" id="ref-for-get-a-browsing-context">get a browsing context</a> with <var>context id</var>.</p>
+          <p>Let <var>navigable</var> be the result of <a data-link-type="dfn" href="https://w3c.github.io/webdriver/#dfn-try" id="ref-for-dfn-try①">trying</a> to <a data-link-type="dfn" href="#get-a-navigable" id="ref-for-get-a-navigable">get a navigable</a> with <var>navigable id</var>.</p>
          <li data-md>
-          <p>Let <var>top-level context</var> be the <a data-link-type="dfn" href="https://html.spec.whatwg.org/multipage/document-sequences.html#top-level-browsing-context" id="ref-for-top-level-browsing-context③">top-level browsing context</a> for <var>context</var>.</p>
+          <p>Let <var>top-level traversable</var> be the <a data-link-type="dfn" href="https://html.spec.whatwg.org/multipage/document-sequences.html#nav-top" id="ref-for-nav-top①">top-level traversable</a> for <var>navigable</var>.</p>
          <li data-md>
-          <p>If <var>event map</var> does not contain <var>top-level context</var>, set <var>event
- map</var>[<var>top-level context</var>] to a new <a data-link-type="dfn" href="https://infra.spec.whatwg.org/#ordered-set" id="ref-for-ordered-set①③">set</a>.</p>
+          <p>If <var>event map</var> does not contain <var>top-level traversable</var>, set <var>event
+ map</var>[<var>top-level traversable</var>] to a new <a data-link-type="dfn" href="https://infra.spec.whatwg.org/#ordered-set" id="ref-for-ordered-set①③">set</a>.</p>
          <li data-md>
-          <p>Set <var>targets</var>[<var>top-level context</var>] to <var>event map</var>[<var>top-level context</var>].</p>
+          <p>Set <var>targets</var>[<var>top-level traversable</var>] to <var>event map</var>[<var>top-level traversable</var>].</p>
         </ol>
        <li data-md>
         <p>For each <var>event name</var> in <var>event names</var>:</p>
@@ -1932,7 +1931,7 @@ <h4 class="heading settled" data-level="7.1.1" id="module-session-definition"><s
          <li data-md>
           <p>If <var>enabled</var> is true and <var>global event set</var> contains <var>event name</var>, continue.</p>
          <li data-md>
-          <p>For each <var>context</var> → <var>target</var> in <var>targets</var>:</p>
+          <p>For each <var>navigable</var> → <var>target</var> in <var>targets</var>:</p>
           <ol>
            <li data-md>
             <p>If <var>enabled</var> is true and <var>target</var> does not contain <var>event name</var>:</p>
@@ -1943,7 +1942,7 @@ <h4 class="heading settled" data-level="7.1.1" id="module-session-definition"><s
               <p>If <var>enabled events</var> does not contain <var>event name</var>, set <var>enabled
  events</var>[<var>event name</var>] to a new <a data-link-type="dfn" href="https://infra.spec.whatwg.org/#ordered-set" id="ref-for-ordered-set①④">set</a>.</p>
              <li data-md>
-              <p>Append <var>context</var> to <var>enabled events</var>[<var>event name</var>].</p>
+              <p>Append <var>navigable</var> to <var>enabled events</var>[<var>event name</var>].</p>
             </ol>
            <li data-md>
             <p>If <var>enabled</var> is false:</p>
@@ -1958,7 +1957,7 @@ <h4 class="heading settled" data-level="7.1.1" id="module-session-definition"><s
      <li data-md>
       <p>Set the <a data-link-type="dfn" href="#event-global-event-set" id="ref-for-event-global-event-set②">global event set</a> for <var>session</var> to <var>global event set</var>.</p>
      <li data-md>
-      <p>Set the <a data-link-type="dfn" href="#event-browsing-context-event-map" id="ref-for-event-browsing-context-event-map③">browsing context event map</a> for <var>session</var> to <var>event map</var>.</p>
+      <p>Set the <a data-link-type="dfn" href="#event-navigable-event-map" id="ref-for-event-navigable-event-map③">navigable event map</a> for <var>session</var> to <var>event map</var>.</p>
      <li data-md>
       <p>Return <a data-link-type="dfn" href="https://w3c.github.io/webdriver/#dfn-success" id="ref-for-dfn-success③">success</a> with data <var>enabled events</var>.</p>
     </ol>
@@ -2241,8 +2240,8 @@ <h5 class="heading settled" data-level="7.1.3.3" id="command-session-end"><span
    </div>
    <h5 class="heading settled" data-level="7.1.3.4" id="command-session-subscribe"><span class="secno">7.1.3.4. </span><span class="content">The session.subscribe Command</span><a class="self-link" href="#command-session-subscribe"></a></h5>
    <p>The <dfn data-dfn-for="commands" data-dfn-type="dfn" data-export id="commands-sessionsubscribe">session.subscribe<a class="self-link" href="#commands-sessionsubscribe"></a></dfn> command enables certain events
-either globally or for a set of browsing contexts</p>
-   <p class="issue" id="issue-77ae0f57"><a class="self-link" href="#issue-77ae0f57"></a> This needs to be generalized to work with realms too</p>
+either globally or for a set of navigables.</p>
+   <p class="issue" id="issue-6c21351e"><a class="self-link" href="#issue-6c21351e"></a> This needs to be generalized to work with realms too.</p>
    <dl>
     <dt>Command Type
     <dd>
@@ -2262,18 +2261,18 @@ <h5 class="heading settled" data-level="7.1.3.4" id="command-session-subscribe">
      <li data-md>
       <p>Let the <var>list of event names</var> be the value of the <code>events</code> field of <var>command parameters</var></p>
      <li data-md>
-      <p>Let the <var>list of contexts</var> be the value of the <code>contexts</code> field of <var>command parameters</var> if it is present or null if it isn’t.</p>
+      <p>Let the <var>list of navigables</var> be the value of the <code>contexts</code> field of <var>command parameters</var> if it is present or null if it isn’t.</p>
      <li data-md>
-      <p>Let <var>enabled events</var> be the result of <a data-link-type="dfn" href="https://w3c.github.io/webdriver/#dfn-try" id="ref-for-dfn-try④">trying</a> to <a data-link-type="dfn" href="#update-the-event-map" id="ref-for-update-the-event-map">update the event map</a> with <var>session</var>, <var>list of event names</var> , <var>list of contexts</var> and
+      <p>Let <var>enabled events</var> be the result of <a data-link-type="dfn" href="https://w3c.github.io/webdriver/#dfn-try" id="ref-for-dfn-try④">trying</a> to <a data-link-type="dfn" href="#update-the-event-map" id="ref-for-update-the-event-map">update the event map</a> with <var>session</var>, <var>list of event names</var> , <var>list of navigables</var> and
  enabled true.</p>
      <li data-md>
       <p>Let <var>subscribe step events</var> be a new <a data-link-type="dfn" href="https://infra.spec.whatwg.org/#ordered-map" id="ref-for-ordered-map①③">map</a>.</p>
      <li data-md>
-      <p>For each <var>event name</var> → <var>contexts</var> in <var>enabled events</var>:</p>
+      <p>For each <var>event name</var> → <var>navigables</var> in <var>enabled events</var>:</p>
       <ol>
        <li data-md>
         <p>If the <a data-link-type="dfn" href="#event" id="ref-for-event④">event</a> with <a data-link-type="dfn" href="#event-event-name" id="ref-for-event-event-name⑥">event name</a> <var>event name</var> defines <a data-link-type="dfn" href="#event-remote-end-subscribe-steps" id="ref-for-event-remote-end-subscribe-steps">remote end
- subscribe steps</a>, set <var>subscribe step events</var>[<var>event name</var>] to <var>contexts</var>.</p>
+ subscribe steps</a>, set <var>subscribe step events</var>[<var>event name</var>] to <var>navigables</var>.</p>
       </ol>
      <li data-md>
       <p><a data-link-type="dfn" href="https://infra.spec.whatwg.org/#map-sort-in-ascending-order" id="ref-for-map-sort-in-ascending-order">Sort in ascending order</a> <var>subscribe step events</var> using the following less
@@ -2289,12 +2288,12 @@ <h5 class="heading settled" data-level="7.1.3.4" id="command-session-subscribe">
  two</var>’s subscribe priority, or false otherwise.</p>
       </ol>
      <li data-md>
-      <p>If <var>list of contexts</var> is null, let <var>include global</var> be true, otherwise let <var>include global</var> be false.</p>
+      <p>If <var>list of navigables</var> is null, let <var>include global</var> be true, otherwise let <var>include global</var> be false.</p>
      <li data-md>
-      <p>For each <var>event name</var> → <var>contexts</var> in <var>subscribe step events</var>:</p>
+      <p>For each <var>event name</var> → <var>navigables</var> in <var>subscribe step events</var>:</p>
       <ol>
        <li data-md>
-        <p>Run the <a data-link-type="dfn" href="#event-remote-end-subscribe-steps" id="ref-for-event-remote-end-subscribe-steps①">remote end subscribe steps</a> for the <a data-link-type="dfn" href="#event" id="ref-for-event⑦">event</a> with <a data-link-type="dfn" href="#event-event-name" id="ref-for-event-event-name⑦">event name</a> <var>event name</var> given <var>session</var>, <var>contexts</var> and <var>include global</var>.</p>
+        <p>Run the <a data-link-type="dfn" href="#event-remote-end-subscribe-steps" id="ref-for-event-remote-end-subscribe-steps①">remote end subscribe steps</a> for the <a data-link-type="dfn" href="#event" id="ref-for-event⑦">event</a> with <a data-link-type="dfn" href="#event-event-name" id="ref-for-event-event-name⑦">event name</a> <var>event name</var> given <var>session</var>, <var>navigables</var> and <var>include global</var>.</p>
       </ol>
      <li data-md>
       <p>Return <a data-link-type="dfn" href="https://w3c.github.io/webdriver/#dfn-success" id="ref-for-dfn-success①⓪">success</a> with data null.</p>
@@ -2302,8 +2301,8 @@ <h5 class="heading settled" data-level="7.1.3.4" id="command-session-subscribe">
    </div>
    <h5 class="heading settled" data-level="7.1.3.5" id="command-session-unsubscribe"><span class="secno">7.1.3.5. </span><span class="content">The session.unsubscribe Command</span><a class="self-link" href="#command-session-unsubscribe"></a></h5>
    <p>The <dfn data-dfn-for="commands" data-dfn-type="dfn" data-export id="commands-sessionunsubscribe">session.unsubscribe<a class="self-link" href="#commands-sessionunsubscribe"></a></dfn> command disables events
-either globally or for a set of browsing contexts</p>
-   <p class="issue" id="issue-851a021c"><a class="self-link" href="#issue-851a021c"></a> This needs to be generalised to work with realms too</p>
+either globally or for a set of navigables.</p>
+   <p class="issue" id="issue-07250e04"><a class="self-link" href="#issue-07250e04"></a> This needs to be generalised to work with realms too.</p>
    <dl>
     <dt>Command Type
     <dd>
@@ -2415,7 +2414,7 @@ <h5 class="heading settled" data-level="7.2.3.1" id="command-browser-close"><spa
        <li data-md>
         <p><a data-link-type="dfn" href="#cleanup-the-session" id="ref-for-cleanup-the-session③">Cleanup the session</a> with <var>session</var>.</p>
        <li data-md>
-        <p><a data-link-type="dfn" href="https://html.spec.whatwg.org/multipage/window-object.html#close-a-browsing-context" id="ref-for-close-a-browsing-context">Close</a> any <a data-link-type="dfn" href="https://html.spec.whatwg.org/multipage/document-sequences.html#top-level-browsing-context" id="ref-for-top-level-browsing-context④">top-level browsing contexts</a> without <a data-link-type="dfn" href="https://html.spec.whatwg.org/multipage/browsing-the-web.html#prompt-to-unload-a-document" id="ref-for-prompt-to-unload-a-document">prompting to unload</a>.</p>
+        <p><a data-link-type="dfn" href="https://html.spec.whatwg.org/multipage/window-object.html#close-a-browsing-context" id="ref-for-close-a-browsing-context">Close</a> any <a data-link-type="dfn" href="https://html.spec.whatwg.org/multipage/document-sequences.html#nav-top" id="ref-for-nav-top②">top-level traversables</a> without <a data-link-type="dfn" href="https://html.spec.whatwg.org/multipage/browsing-the-web.html#prompt-to-unload-a-document" id="ref-for-prompt-to-unload-a-document">prompting to unload</a>.</p>
        <li data-md>
         <p>Perform implementation defined steps to clean up resources associated with
  the <a data-link-type="dfn" href="https://w3c.github.io/webdriver/#dfn-remote-ends" id="ref-for-dfn-remote-ends②⓪">remote end</a> under automation.</p>
@@ -2495,7 +2494,7 @@ <h5 class="heading settled" data-level="7.2.3.3" id="command-browser-getUserCont
    </div>
    <h5 class="heading settled" data-level="7.2.3.4" id="command-browser-removeUserContext"><span class="secno">7.2.3.4. </span><span class="content">The browser.removeUserContext Command</span><a class="self-link" href="#command-browser-removeUserContext"></a></h5>
    <p>The <dfn data-dfn-for="commands" data-dfn-type="dfn" data-export id="commands-browserremoveusercontext">browser.removeUserContext<a class="self-link" href="#commands-browserremoveusercontext"></a></dfn> command closes a
-user context and all browsing contexts in it without running <code>beforeunload</code> handlers.</p>
+user context and all navigables in it without running <code>beforeunload</code> handlers.</p>
    <dl>
     <dt>Command Type
     <dd>
@@ -2526,7 +2525,7 @@ <h5 class="heading settled" data-level="7.2.3.4" id="command-browser-removeUserC
      <li data-md>
       <p>If <var>user context</var> is null, return <a data-link-type="dfn" href="https://w3c.github.io/webdriver/#dfn-errors" id="ref-for-dfn-errors①①">error</a> with <a data-link-type="dfn" href="https://w3c.github.io/webdriver/#dfn-error-code" id="ref-for-dfn-error-code①⓪">error code</a> <a data-link-type="dfn" href="#errors-no-such-user-context" id="ref-for-errors-no-such-user-context">no such user context</a>.</p>
      <li data-md>
-      <p>For each <a data-link-type="dfn" href="https://html.spec.whatwg.org/multipage/document-sequences.html#top-level-traversable" id="ref-for-top-level-traversable⑥">top-level traversable</a> <var>navigable</var>:</p>
+      <p>For each <a data-link-type="dfn" href="https://html.spec.whatwg.org/multipage/document-sequences.html#nav-top" id="ref-for-nav-top③">top-level traversable</a> <var>navigable</var>:</p>
       <ol>
        <li data-md>
         <p>If <var>navigable</var>’s <a data-link-type="dfn" href="#associated-user-context" id="ref-for-associated-user-context⑥">associated user context</a> is <var>user context</var>:</p>
@@ -2546,9 +2545,6 @@ <h3 class="heading settled" data-level="7.3" id="module-browsingContext"><span c
 events relating to <a data-link-type="dfn" href="https://html.spec.whatwg.org/multipage/document-sequences.html#navigables" id="ref-for-navigables①">navigables</a>.</p>
    <p class="note" role="note"><span class="marker">Note:</span> For historic reasons this module is called <code>browsingContext</code> rather than <code>navigable</code>, and the protocol uses the term <code>context</code> to refer to navigables, particularly as a field in command
 and response parameters.</p>
-   <p class="issue" id="issue-47072da0"><a class="self-link" href="#issue-47072da0"></a> Update the spec to use <a data-link-type="dfn" href="https://html.spec.whatwg.org/multipage/document-sequences.html#navigables" id="ref-for-navigables②">navigable</a> consistently and remove uses
-of <a data-link-type="dfn" href="https://html.spec.whatwg.org/multipage/document-sequences.html#browsing-context" id="ref-for-browsing-context">browsing context</a>. See
-https://github.com/w3c/webdriver-bidi/issues/91#issuecomment-2144536819.</p>
    <p>The progress of navigation is communicated using an immutable <dfn data-dfn-type="dfn" data-export data-lt="WebDriver navigation status" id="webdriver-navigation-status">WebDriver
 navigation status<a class="self-link" href="#webdriver-navigation-status"></a></dfn> struct, which has the following items:</p>
    <dl>
@@ -2606,7 +2602,7 @@ <h4 class="heading settled" data-level="7.3.1" id="module-browsingContext-defini
 )
 </pre>
    <p>A <a data-link-type="dfn" href="https://w3c.github.io/webdriver/#dfn-remote-ends" id="ref-for-dfn-remote-ends②②">remote end</a> has a <dfn class="dfn-paneled" data-dfn-type="dfn" data-noexport id="device-pixel-ratio-overrides">device pixel ratio overrides</dfn> which is a weak map
-between <a data-link-type="dfn" href="https://html.spec.whatwg.org/multipage/document-sequences.html#navigables" id="ref-for-navigables③">navigables</a> and device pixel ratio overrides. It is initially empty.</p>
+between <a data-link-type="dfn" href="https://html.spec.whatwg.org/multipage/document-sequences.html#navigables" id="ref-for-navigables②">navigables</a> and device pixel ratio overrides. It is initially empty.</p>
    <p class="note" role="note"><span class="marker">Note:</span> this map is not cleared when the final session ends i.e. device pixel
 ratio overrides outlive any WebDriver session.</p>
    <h4 class="heading settled" data-level="7.3.2" id="module-browsingcontext-types"><span class="secno">7.3.2. </span><span class="content">Types</span><a class="self-link" href="#module-browsingcontext-types"></a></h4>
@@ -2614,27 +2610,27 @@ <h5 class="heading settled" data-level="7.3.2.1" id="type-browsingContext-Browsi
    <p><a data-link-type="dfn" href="#remote-end-definition" id="ref-for-remote-end-definition①③">remote end definition</a> and <a data-link-type="dfn" href="#local-end-definition" id="ref-for-local-end-definition①⑥">local end definition</a></p>
 <pre class="cddl local-cddl remote-cddl">browsingContext.BrowsingContext = text;
 </pre>
-   <p>Each <a data-link-type="dfn" href="https://html.spec.whatwg.org/multipage/document-sequences.html#browsing-context" id="ref-for-browsing-context①">browsing context</a> has an associated <dfn class="dfn-paneled" data-dfn-type="dfn" data-export data-lt="browsing context id" id="browsing-context-id">browsing context
-id</dfn>, which is a string uniquely identifying that browsing context. This is
-implicitly set when the context is created. For browsing contexts with an
-associated WebDriver <a data-link-type="dfn" href="https://w3c.github.io/webdriver/#dfn-window-handle" id="ref-for-dfn-window-handle">window handle</a> the <a data-link-type="dfn" href="#browsing-context-id" id="ref-for-browsing-context-id">browsing context id</a> must be the
+   <p>Each <a data-link-type="dfn" href="https://html.spec.whatwg.org/multipage/document-sequences.html#navigables" id="ref-for-navigables③">navigable</a> has an associated <dfn class="dfn-paneled" data-dfn-type="dfn" data-export id="navigable-id">navigable id</dfn>,
+which is a string uniquely identifying that navigable. This is
+implicitly set when the navigable is created. For navigables with an
+associated WebDriver <a data-link-type="dfn" href="https://w3c.github.io/webdriver/#dfn-window-handle" id="ref-for-dfn-window-handle">window handle</a> the <a data-link-type="dfn" href="#navigable-id" id="ref-for-navigable-id">navigable id</a> must be the
 same as the <a data-link-type="dfn" href="https://w3c.github.io/webdriver/#dfn-window-handle" id="ref-for-dfn-window-handle①">window handle</a>.</p>
-   <p>Each <a data-link-type="dfn" href="https://html.spec.whatwg.org/multipage/document-sequences.html#browsing-context" id="ref-for-browsing-context②">browsing context</a> also has an <dfn class="dfn-paneled" data-dfn-type="dfn" data-noexport id="associated-storage-partition">associated storage partition</dfn>,
+   <p>Each <a data-link-type="dfn" href="https://html.spec.whatwg.org/multipage/document-sequences.html#navigables" id="ref-for-navigables④">navigable</a> also has an <dfn class="dfn-paneled" data-dfn-type="dfn" data-noexport id="associated-storage-partition">associated storage partition</dfn>,
 which is the <a data-link-type="dfn" href="#storage-partition" id="ref-for-storage-partition①">storage partition</a> it uses to persist data.</p>
-   <p>Each <a data-link-type="dfn" href="https://html.spec.whatwg.org/multipage/document-sequences.html#browsing-context" id="ref-for-browsing-context③">browsing context</a> also has an associated <dfn class="dfn-paneled" data-dfn-type="dfn" data-noexport id="original-opener">original opener</dfn>,
-which is a <a data-link-type="dfn" href="https://html.spec.whatwg.org/multipage/document-sequences.html#browsing-context" id="ref-for-browsing-context④">browsing context</a> that caused browsing context to open
+   <p>Each <a data-link-type="dfn" href="https://html.spec.whatwg.org/multipage/document-sequences.html#navigables" id="ref-for-navigables⑤">navigable</a> also has an associated <dfn class="dfn-paneled" data-dfn-type="dfn" data-noexport id="original-opener">original opener</dfn>,
+which is a <a data-link-type="dfn" href="https://html.spec.whatwg.org/multipage/document-sequences.html#navigables" id="ref-for-navigables⑥">navigable</a> that caused the navigable to open
 or null, initially set to null.</p>
-   <div class="algorithm" data-algorithm="get a browsing context">
-     To <dfn class="dfn-paneled" data-dfn-type="dfn" data-export id="get-a-browsing-context">get a browsing context</dfn> given <var>context id</var>: 
+   <div class="algorithm" data-algorithm="get a navigable">
+     To <dfn class="dfn-paneled" data-dfn-type="dfn" data-export id="get-a-navigable">get a navigable</dfn> given <var>navigable id</var>: 
     <ol>
      <li data-md>
-      <p>If <var>context id</var> is null, return <a data-link-type="dfn" href="https://w3c.github.io/webdriver/#dfn-success" id="ref-for-dfn-success①⑥">success</a> with data null.</p>
+      <p>If <var>navigable id</var> is null, return <a data-link-type="dfn" href="https://w3c.github.io/webdriver/#dfn-success" id="ref-for-dfn-success①⑥">success</a> with data null.</p>
      <li data-md>
-      <p>If there is no browsing context with <a data-link-type="dfn" href="#browsing-context-id" id="ref-for-browsing-context-id①">browsing context id</a> <var>context id</var> return <a data-link-type="dfn" href="https://w3c.github.io/webdriver/#dfn-errors" id="ref-for-dfn-errors①②">error</a> with <a data-link-type="dfn" href="https://w3c.github.io/webdriver/#dfn-error-code" id="ref-for-dfn-error-code①①">error code</a> <a data-link-type="dfn" href="https://w3c.github.io/webdriver/#dfn-no-such-frame" id="ref-for-dfn-no-such-frame">no such frame</a></p>
+      <p>If there is no navigable with <a data-link-type="dfn" href="#navigable-id" id="ref-for-navigable-id①">navigable id</a> <var>navigable id</var> return <a data-link-type="dfn" href="https://w3c.github.io/webdriver/#dfn-errors" id="ref-for-dfn-errors①②">error</a> with <a data-link-type="dfn" href="https://w3c.github.io/webdriver/#dfn-error-code" id="ref-for-dfn-error-code①①">error code</a> <a data-link-type="dfn" href="https://w3c.github.io/webdriver/#dfn-no-such-frame" id="ref-for-dfn-no-such-frame">no such frame</a></p>
      <li data-md>
-      <p>Let <var>context</var> be the browsing context with id <var>context id</var>.</p>
+      <p>Let <var>navigable</var> be the <a data-link-type="dfn" href="https://html.spec.whatwg.org/multipage/document-sequences.html#navigables" id="ref-for-navigables⑦">navigable</a> with id <var>navigable id</var>.</p>
      <li data-md>
-      <p>Return <a data-link-type="dfn" href="https://w3c.github.io/webdriver/#dfn-success" id="ref-for-dfn-success①⑦">success</a> with data <var>context</var></p>
+      <p>Return <a data-link-type="dfn" href="https://w3c.github.io/webdriver/#dfn-success" id="ref-for-dfn-success①⑦">success</a> with data <var>navigable</var>.</p>
     </ol>
    </div>
    <h5 class="heading settled" data-level="7.3.2.2" id="type-browsingContext-Info"><span class="secno">7.3.2.2. </span><span class="content">The browsingContext.Info Type</span><a class="self-link" href="#type-browsingContext-Info"></a></h5>
@@ -2651,56 +2647,40 @@ <h5 class="heading settled" data-level="7.3.2.2" id="type-browsingContext-Info">
 }
 </pre>
    <p>The <code>browsingContext.Info</code> type represents the properties of a
-browsing context.</p>
-   <div class="algorithm" data-algorithm="get the parent browsing context">
-     To <dfn class="dfn-paneled" data-dfn-type="dfn" data-noexport id="get-the-parent-browsing-context">get the parent browsing context</dfn> given <var>browsing context</var>: 
+navigable.</p>
+   <div class="algorithm" data-algorithm="get the parent navigable">
+     To <dfn class="dfn-paneled" data-dfn-type="dfn" data-noexport id="get-the-parent-navigable">get the parent navigable</dfn> given <var>navigable</var>: 
     <ol>
-     <li data-md>
-      <p>Let <var>navigable</var> be the <a data-link-type="dfn" href="https://html.spec.whatwg.org/multipage/document-sequences.html#navigables" id="ref-for-navigables④">navigable</a> whose <a data-link-type="dfn" href="https://html.spec.whatwg.org/multipage/document-sequences.html#nav-document" id="ref-for-nav-document">active
- document</a> is <var>browsing context</var>’s <a data-link-type="dfn" href="https://html.spec.whatwg.org/multipage/document-sequences.html#active-document" id="ref-for-active-document">active document</a>.</p>
      <li data-md>
       <p>Let <var>parent navigable</var> be <var>navigable</var>’s <a data-link-type="dfn" href="https://html.spec.whatwg.org/multipage/document-sequences.html#nav-parent" id="ref-for-nav-parent①">parent</a>.</p>
      <li data-md>
       <p>If <var>parent navigable</var> is null, then return null.</p>
      <li data-md>
-      <p>Return <var>parent navigable</var>’s <a data-link-type="dfn" href="https://html.spec.whatwg.org/multipage/document-sequences.html#nav-bc" id="ref-for-nav-bc">active browsing context</a>.</p>
+      <p>Return <var>parent navigable</var>.</p>
     </ol>
    </div>
-   <div class="algorithm" data-algorithm="get the child browsing contexts">
-     To <dfn class="dfn-paneled" data-dfn-type="dfn" data-noexport id="get-the-child-browsing-contexts">get the child browsing contexts</dfn> given <var>browsing context</var>: 
+   <div class="algorithm" data-algorithm="get the child navigables">
+     To <dfn class="dfn-paneled" data-dfn-type="dfn" data-noexport id="get-the-child-navigables">get the child navigables</dfn> given <var>navigable</var>: 
     <p>TODO: make this return a list in document order</p>
     <ol>
-     <li data-md>
-      <p>Let <var>navigable</var> be the <a data-link-type="dfn" href="https://html.spec.whatwg.org/multipage/document-sequences.html#navigables" id="ref-for-navigables⑤">navigable</a> whose <a data-link-type="dfn" href="https://html.spec.whatwg.org/multipage/document-sequences.html#nav-document" id="ref-for-nav-document①">active
- document</a> is <var>browsing context</var>’s <a data-link-type="dfn" href="https://html.spec.whatwg.org/multipage/document-sequences.html#active-document" id="ref-for-active-document①">active document</a>.</p>
      <li data-md>
       <p>Let <var>child navigables</var> be a <a data-link-type="dfn" href="https://infra.spec.whatwg.org/#ordered-set" id="ref-for-ordered-set①⑥">set</a> containing all navigables that are
  a <a data-link-type="dfn" href="https://html.spec.whatwg.org/multipage/document-sequences.html#child-navigable" id="ref-for-child-navigable①">child navigable</a> of <var>navigable</var>.</p>
      <li data-md>
-      <p>Let <var>child browsing contexts</var> be an empty <a data-link-type="dfn" href="https://infra.spec.whatwg.org/#ordered-set" id="ref-for-ordered-set①⑦">set</a>.</p>
-     <li data-md>
-      <p>For each <var>child navigable</var> in <var>child navigables</var>:</p>
-      <ol>
-       <li data-md>
-        <p>Append <var>child navigable</var>’s <a data-link-type="dfn" href="https://html.spec.whatwg.org/multipage/document-sequences.html#nav-bc" id="ref-for-nav-bc①">active browsing context</a> to <var>child
- browsing contexts</var>.</p>
-      </ol>
-     <li data-md>
-      <p>Return <var>child browsing contexts</var>.</p>
+      <p>Return <var>child navigables</var>.</p>
     </ol>
    </div>
-   <div class="algorithm" data-algorithm="get the browsing context info">
-     To <dfn class="dfn-paneled" data-dfn-type="dfn" data-noexport id="get-the-browsing-context-info">get the browsing context info</dfn> given <var>context</var>, <var>max depth</var> and <var>include parent id</var>: 
+   <div class="algorithm" data-algorithm="get the navigable info">
+     To <dfn class="dfn-paneled" data-dfn-type="dfn" data-noexport id="get-the-navigable-info">get the navigable info</dfn> given <var>navigable</var>, <var>max depth</var> and <var>include parent id</var>: 
     <ol>
      <li data-md>
-      <p>Let <var>context id</var> be the <a data-link-type="dfn" href="#browsing-context-id" id="ref-for-browsing-context-id②">browsing context id</a> for <var>context</var>.</p>
+      <p>Let <var>navigable id</var> be the <a data-link-type="dfn" href="#navigable-id" id="ref-for-navigable-id②">navigable id</a> for <var>navigable</var>.</p>
      <li data-md>
-      <p>Let <var>parent browsing context</var> be <a data-link-type="dfn" href="#get-the-parent-browsing-context" id="ref-for-get-the-parent-browsing-context">get the parent browsing
- context</a> given <var>context</var>.</p>
+      <p>Let <var>navigable</var> be <a data-link-type="dfn" href="#get-the-parent-navigable" id="ref-for-get-the-parent-navigable">get the parent navigable</a> given <var>navigable</var>.</p>
      <li data-md>
-      <p>If <var>parent browsing context</var> is not null let <var>parent id</var> be the <a data-link-type="dfn" href="#browsing-context-id" id="ref-for-browsing-context-id③">browsing context id</a> of <var>parent browsing context</var>. Otherwise let <var>parent id</var> be null.</p>
+      <p>If <var>navigable</var> is not null let <var>parent id</var> be the <a data-link-type="dfn" href="#navigable-id" id="ref-for-navigable-id③">navigable id</a> of <var>navigable</var>. Otherwise let <var>parent id</var> be null.</p>
      <li data-md>
-      <p>Let <var>document</var> be <var>context</var>’s <a data-link-type="dfn" href="https://html.spec.whatwg.org/multipage/document-sequences.html#active-document" id="ref-for-active-document②">active document</a>.</p>
+      <p>Let <var>document</var> be <var>navigable</var>’s <a data-link-type="dfn" href="https://html.spec.whatwg.org/multipage/document-sequences.html#nav-document" id="ref-for-nav-document">active document</a>.</p>
      <li data-md>
       <p>Let <var>url</var> be the result of running the <a data-link-type="dfn" href="https://url.spec.whatwg.org/#concept-url-serializer" id="ref-for-concept-url-serializer">URL serializer</a>, given <var>document</var>’s <a data-link-type="dfn" href="https://dom.spec.whatwg.org/#concept-document-url" id="ref-for-concept-document-url">URL</a>.</p>
       <p class="note" role="note"><span class="marker">Note:</span> This includes the fragment component of the URL.</p>
@@ -2710,42 +2690,39 @@ <h5 class="heading settled" data-level="7.3.2.2" id="type-browsingContext-Info">
       <p>If <var>max depth</var> is null, or <var>max depth</var> is greater than 0:</p>
       <ol>
        <li data-md>
-        <p>Let <var>child contexts</var> be <a data-link-type="dfn" href="#get-the-child-browsing-contexts" id="ref-for-get-the-child-browsing-contexts">get the child browsing contexts</a> given <var>context</var>.</p>
+        <p>Let <var>child navigables</var> be <a data-link-type="dfn" href="#get-the-child-navigables" id="ref-for-get-the-child-navigables">get the child navigables</a> given <var>navigable</var>.</p>
        <li data-md>
         <p>Let <var>child depth</var> be <var>max depth</var> - 1 if <var>max depth</var> is not null, or null otherwise.</p>
        <li data-md>
         <p>Set <var>child infos</var> to an empty <a data-link-type="dfn" href="https://infra.spec.whatwg.org/#list" id="ref-for-list②">list</a>.</p>
        <li data-md>
-        <p>For each <var>child context</var> of <var>child contexts</var>:</p>
+        <p>For each <var>child navigable</var> of <var>child navigables</var>:</p>
         <ol>
          <li data-md>
-          <p>Let <var>info</var> be the result of <a data-link-type="dfn" href="#get-the-browsing-context-info" id="ref-for-get-the-browsing-context-info">get the browsing context info</a> given <var>child context</var>, <var>child depth</var>, and false.</p>
+          <p>Let <var>info</var> be the result of <a data-link-type="dfn" href="#get-the-navigable-info" id="ref-for-get-the-navigable-info">get the navigable info</a> given <var>child navigable</var>, <var>child depth</var>, and false.</p>
          <li data-md>
           <p>Append <var>info</var> to <var>child infos</var></p>
         </ol>
       </ol>
      <li data-md>
-      <p>Let <var>user context</var> be <var>context</var>’s <a data-link-type="dfn" href="#associated-user-context" id="ref-for-associated-user-context⑦">associated user context</a>.</p>
+      <p>Let <var>user context</var> be <var>navigable</var>’s <a data-link-type="dfn" href="#associated-user-context" id="ref-for-associated-user-context⑦">associated user context</a>.</p>
      <li data-md>
-      <p>Let <var>opener id</var> be the <a data-link-type="dfn" href="#browsing-context-id" id="ref-for-browsing-context-id④">browsing context id</a> for <var>context</var>’s <a data-link-type="dfn" href="#original-opener" id="ref-for-original-opener">original opener</a>, if <var>context</var>’s <a data-link-type="dfn" href="#original-opener" id="ref-for-original-opener①">original opener</a> is not null,
+      <p>Let <var>opener id</var> be the <a data-link-type="dfn" href="#navigable-id" id="ref-for-navigable-id④">navigable id</a> for <var>navigable</var>’s <a data-link-type="dfn" href="#original-opener" id="ref-for-original-opener">original opener</a>, if <var>navigable</var>’s <a data-link-type="dfn" href="#original-opener" id="ref-for-original-opener①">original opener</a> is not null,
  and null otherwise.</p>
      <li data-md>
-      <p>Let <var>context info</var> be a <a data-link-type="dfn" href="https://infra.spec.whatwg.org/#ordered-map" id="ref-for-ordered-map①⑦">map</a> matching the <code>browsingContext.Info</code> production with the <code>context</code> field set to <var>context id</var>, the <code>parent</code> field set to <var>parent id</var> if <var>include parent id</var> is <code>true</code>, or unset otherwise, the <code>url</code> field set to <var>url</var>, the <code>userContext</code> field set to <var>user context</var>’s <a data-link-type="dfn" href="#user-context-user-context-id" id="ref-for-user-context-user-context-id④">user context id</a>, <code>originalOpener</code> field set to <var>opener id</var>, and the <code>children</code> field
+      <p>Let <var>context info</var> be a <a data-link-type="dfn" href="https://infra.spec.whatwg.org/#ordered-map" id="ref-for-ordered-map①⑦">map</a> matching the <code>browsingContext.Info</code> production with the <code>context</code> field set to <var>navigable id</var>, the <code>parent</code> field set to <var>parent id</var> if <var>include parent id</var> is <code>true</code>, or unset otherwise, the <code>url</code> field set to <var>url</var>, the <code>userContext</code> field set to <var>user context</var>’s <a data-link-type="dfn" href="#user-context-user-context-id" id="ref-for-user-context-user-context-id④">user context id</a>, <code>originalOpener</code> field set to <var>opener id</var>, and the <code>children</code> field
  set to <var>child infos</var>.</p>
      <li data-md>
       <p>Return <var>context info</var>.</p>
     </ol>
    </div>
    <div class="algorithm" data-algorithm="await a navigation">
-     To <dfn class="dfn-paneled" data-dfn-type="dfn" data-noexport id="await-a-navigation">await a navigation</dfn> given <var>context</var>, <var>request</var>, <var>wait condition</var>, and optionally <var>history handling</var> (default: "<code>default</code>") and <var>ignore cache</var> (default: false): 
+     To <dfn class="dfn-paneled" data-dfn-type="dfn" data-noexport id="await-a-navigation">await a navigation</dfn> given <var>navigable</var>, <var>request</var>, <var>wait condition</var>, and optionally <var>history handling</var> (default: "<code>default</code>") and <var>ignore cache</var> (default: false): 
     <ol>
      <li data-md>
       <p>Let <var>navigation id</var> be the string representation of a <a data-link-type="biblio" href="#biblio-rfc9562" title="Universally Unique IDentifiers (UUIDs)">UUID</a> based on truly random, or pseudo-random numbers.</p>
      <li data-md>
-      <p>Let <var>navigable</var> be the <a data-link-type="dfn" href="https://html.spec.whatwg.org/multipage/document-sequences.html#navigables" id="ref-for-navigables⑥">navigable</a> whose <a data-link-type="dfn" href="https://html.spec.whatwg.org/multipage/document-sequences.html#nav-document" id="ref-for-nav-document②">active
- document</a> is <var>context</var>’s <a data-link-type="dfn" href="https://html.spec.whatwg.org/multipage/document-sequences.html#active-document" id="ref-for-active-document③">active document</a>.</p>
-     <li data-md>
-      <p><a data-link-type="dfn" href="https://html.spec.whatwg.org/multipage/browsing-the-web.html#navigate" id="ref-for-navigate">Navigate</a> <var>navigable</var> with resource <var>request</var>, and using <var>context</var>’s <a data-link-type="dfn" href="https://html.spec.whatwg.org/multipage/document-sequences.html#active-document" id="ref-for-active-document④">active document</a> as the source <code class="idl"><a data-link-type="idl" href="https://dom.spec.whatwg.org/#document" id="ref-for-document">Document</a></code>, with <a data-link-type="dfn" href="https://html.spec.whatwg.org/multipage/browsing-the-web.html#navigation-id" id="ref-for-navigation-id①">navigation id</a> <var>navigation id</var>, and <a data-link-type="dfn" href="https://html.spec.whatwg.org/multipage/browsing-the-web.html#history-handling-behavior" id="ref-for-history-handling-behavior">history
+      <p><a data-link-type="dfn" href="https://html.spec.whatwg.org/multipage/browsing-the-web.html#navigate" id="ref-for-navigate">Navigate</a> <var>navigable</var> with resource <var>request</var>, and using <var>navigable</var>’s <a data-link-type="dfn" href="https://html.spec.whatwg.org/multipage/document-sequences.html#nav-document" id="ref-for-nav-document①">active document</a> as the source <code class="idl"><a data-link-type="idl" href="https://dom.spec.whatwg.org/#document" id="ref-for-document">Document</a></code>, with <a data-link-type="dfn" href="https://html.spec.whatwg.org/multipage/browsing-the-web.html#navigation-id" id="ref-for-navigation-id①">navigation id</a> <var>navigation id</var>, and <a data-link-type="dfn" href="https://html.spec.whatwg.org/multipage/browsing-the-web.html#history-handling-behavior" id="ref-for-history-handling-behavior">history
  handling behavior</a> <var>history handling</var>. If <var>ignore cache</var> is true,
  the navigation must not load resources from the HTTP cache.</p>
       <p class="issue" id="issue-40db6a3c"><a class="self-link" href="#issue-40db6a3c"></a> property specify how the <var>ignore cache</var> flag works. This needs to
@@ -2858,10 +2835,10 @@ <h5 class="heading settled" data-level="7.3.2.5" id="type-browsingContext-Naviga
 </pre>
    <p>The <code>browsingContext.NavigationInfo</code> type provides details of an ongoing navigation.</p>
    <div class="algorithm" data-algorithm="get the navigation info">
-     To <dfn class="dfn-paneled" data-dfn-type="dfn" data-noexport id="get-the-navigation-info">get the navigation info</dfn>, given <var>context</var> and <var>navigation status</var>: 
+     To <dfn class="dfn-paneled" data-dfn-type="dfn" data-noexport id="get-the-navigation-info">get the navigation info</dfn>, given <var>navigable</var> and <var>navigation status</var>: 
     <ol>
      <li data-md>
-      <p>Let <var>context id</var> be the <a data-link-type="dfn" href="#browsing-context-id" id="ref-for-browsing-context-id⑤">browsing context id</a> for <var>context</var>.</p>
+      <p>Let <var>navigable id</var> be the <a data-link-type="dfn" href="#navigable-id" id="ref-for-navigable-id⑤">navigable id</a> for <var>navigable</var>.</p>
      <li data-md>
       <p>Let <var>navigation id</var> be <var>navigation status</var>’s id.</p>
      <li data-md>
@@ -2869,7 +2846,7 @@ <h5 class="heading settled" data-level="7.3.2.5" id="type-browsingContext-Naviga
      <li data-md>
       <p>Let <var>url</var> be <var>navigation status</var>’s url.</p>
      <li data-md>
-      <p>Return a <a data-link-type="dfn" href="https://infra.spec.whatwg.org/#ordered-map" id="ref-for-ordered-map②①">map</a> matching the <code>browsingContext.NavigationInfo</code> production, with the <code>context</code> field set to <var>context id</var>, the <code>navigation</code> field set to <var>navigation id</var>, the <code>timestamp</code> field set to <var>timestamp</var>, and the <code>url</code> field set to the result of the <a data-link-type="dfn" href="https://url.spec.whatwg.org/#concept-url-serializer" id="ref-for-concept-url-serializer④">URL serializer</a> given <var>url</var>.</p>
+      <p>Return a <a data-link-type="dfn" href="https://infra.spec.whatwg.org/#ordered-map" id="ref-for-ordered-map②①">map</a> matching the <code>browsingContext.NavigationInfo</code> production, with the <code>context</code> field set to <var>navigable id</var>, the <code>navigation</code> field set to <var>navigation id</var>, the <code>timestamp</code> field set to <var>timestamp</var>, and the <code>url</code> field set to the result of the <a data-link-type="dfn" href="https://url.spec.whatwg.org/#concept-url-serializer" id="ref-for-concept-url-serializer④">URL serializer</a> given <var>url</var>.</p>
     </ol>
    </div>
    <h5 class="heading settled" data-level="7.3.2.6" id="type-browsingContext-ReadinessState"><span class="secno">7.3.2.6. </span><span class="content">The browsingContext.ReadinessState Type</span><a class="self-link" href="#type-browsingContext-ReadinessState"></a></h5>
@@ -2885,7 +2862,7 @@ <h5 class="heading settled" data-level="7.3.2.7" id="type-browsingContext-UserPr
 prompt types.</p>
    <h4 class="heading settled" data-level="7.3.3" id="module-browsingContext-commands"><span class="secno">7.3.3. </span><span class="content">Commands</span><a class="self-link" href="#module-browsingContext-commands"></a></h4>
    <h5 class="heading settled" data-level="7.3.3.1" id="command-browsingContext-activate"><span class="secno">7.3.3.1. </span><span class="content">The browsingContext.activate Command</span><a class="self-link" href="#command-browsingContext-activate"></a></h5>
-   <p>The <dfn data-dfn-for="commands" data-dfn-type="dfn" data-export id="commands-browsingcontextactivate">browsingContext.activate<a class="self-link" href="#commands-browsingcontextactivate"></a></dfn> command activates and focuses the given top-level browsing context.</p>
+   <p>The <dfn data-dfn-for="commands" data-dfn-type="dfn" data-export id="commands-browsingcontextactivate">browsingContext.activate<a class="self-link" href="#commands-browsingcontextactivate"></a></dfn> command activates and focuses the given <a data-link-type="dfn" href="https://html.spec.whatwg.org/multipage/document-sequences.html#top-level-traversable" id="ref-for-top-level-traversable⑧">top-level traversable</a>.</p>
    <dl>
     <dt>Command Type
     <dd>
@@ -2907,24 +2884,24 @@ <h5 class="heading settled" data-level="7.3.3.1" id="command-browsingContext-act
     <p>The <a data-link-type="dfn" href="https://w3c.github.io/webdriver/#dfn-remote-end-steps" id="ref-for-dfn-remote-end-steps①①">remote end steps</a> with <var>command parameters</var> are:</p>
     <ol>
      <li data-md>
-      <p>Let <var>context id</var> be the value of the <var>command parameters</var>["<code>context</code>"] field.</p>
+      <p>Let <var>navigable id</var> be the value of the <var>command parameters</var>["<code>context</code>"] field.</p>
      <li data-md>
-      <p>Let <var>context</var> be the result of <a data-link-type="dfn" href="https://w3c.github.io/webdriver/#dfn-try" id="ref-for-dfn-try⑥">trying</a> to <a data-link-type="dfn" href="#get-a-browsing-context" id="ref-for-get-a-browsing-context①">get a browsing context</a> with <var>context id</var>.</p>
+      <p>Let <var>navigable</var> be the result of <a data-link-type="dfn" href="https://w3c.github.io/webdriver/#dfn-try" id="ref-for-dfn-try⑥">trying</a> to <a data-link-type="dfn" href="#get-a-navigable" id="ref-for-get-a-navigable①">get a navigable</a> with <var>navigable id</var>.</p>
      <li data-md>
-      <p>If <var>context</var> is not a <a data-link-type="dfn" href="https://html.spec.whatwg.org/multipage/document-sequences.html#top-level-browsing-context" id="ref-for-top-level-browsing-context⑤">top-level browsing context</a>, return <a data-link-type="dfn" href="https://w3c.github.io/webdriver/#dfn-errors" id="ref-for-dfn-errors①⑤">error</a> with <a data-link-type="dfn" href="https://w3c.github.io/webdriver/#dfn-error-code" id="ref-for-dfn-error-code①④">error code</a> <a data-link-type="dfn" href="https://w3c.github.io/webdriver/#dfn-invalid-argument" id="ref-for-dfn-invalid-argument①⓪">invalid argument</a>.</p>
+      <p>If <var>navigable</var> is not a <a data-link-type="dfn" href="https://html.spec.whatwg.org/multipage/document-sequences.html#top-level-traversable" id="ref-for-top-level-traversable⑨">top-level traversable</a>, return <a data-link-type="dfn" href="https://w3c.github.io/webdriver/#dfn-errors" id="ref-for-dfn-errors①⑤">error</a> with <a data-link-type="dfn" href="https://w3c.github.io/webdriver/#dfn-error-code" id="ref-for-dfn-error-code①④">error code</a> <a data-link-type="dfn" href="https://w3c.github.io/webdriver/#dfn-invalid-argument" id="ref-for-dfn-invalid-argument①⓪">invalid argument</a>.</p>
      <li data-md>
-      <p>Return <a data-link-type="dfn" href="#activate-a-context" id="ref-for-activate-a-context">activate a context</a> with <var>context</var>.</p>
+      <p>Return <a data-link-type="dfn" href="#activate-a-navigable" id="ref-for-activate-a-navigable">activate a navigable</a> with <var>navigable</var>.</p>
     </ol>
    </div>
-   <div class="algorithm" data-algorithm="activate a context">
-     To <dfn class="dfn-paneled" data-dfn-type="dfn" data-noexport id="activate-a-context">activate a context</dfn> given <var>context</var>: 
+   <div class="algorithm" data-algorithm="activate a navigable">
+     To <dfn class="dfn-paneled" data-dfn-type="dfn" data-noexport id="activate-a-navigable">activate a navigable</dfn> given <var>navigable</var>: 
     <ol>
      <li data-md>
-      <p>Run implementation-specific steps so that <var>context</var>’s <a data-link-type="dfn" href="https://html.spec.whatwg.org/multipage/document-sequences.html#traversable-navigable" id="ref-for-traversable-navigable">traversable navigable</a>'s <a data-link-type="dfn" href="https://html.spec.whatwg.org/multipage/document-sequences.html#system-visibility-state" id="ref-for-system-visibility-state">system visibility state</a> becomes <a data-link-type="dfn" href="https://html.spec.whatwg.org/multipage/document-sequences.html#system-visibility-state" id="ref-for-system-visibility-state①">visible</a>. If this is not possible return <a data-link-type="dfn" href="https://w3c.github.io/webdriver/#dfn-errors" id="ref-for-dfn-errors①⑥">error</a> with error code <a data-link-type="dfn" href="https://w3c.github.io/webdriver/#dfn-unsupported-operation" id="ref-for-dfn-unsupported-operation">unsupported operation</a>.</p>
-      <p class="note" role="note"><span class="marker">Note:</span> This can have the side effect of making currently <a data-link-type="dfn" href="https://html.spec.whatwg.org/multipage/document-sequences.html#system-visibility-state" id="ref-for-system-visibility-state②">visible</a> <a data-link-type="dfn" href="https://html.spec.whatwg.org/multipage/document-sequences.html#navigables" id="ref-for-navigables⑦">navigables</a> <a data-link-type="dfn" href="https://html.spec.whatwg.org/multipage/document-sequences.html#system-visibility-state" id="ref-for-system-visibility-state③">hidden</a>.</p>
+      <p>Run implementation-specific steps so that <var>navigable</var>’s <a data-link-type="dfn" href="https://html.spec.whatwg.org/multipage/document-sequences.html#system-visibility-state" id="ref-for-system-visibility-state">system visibility state</a> becomes <a data-link-type="dfn" href="https://html.spec.whatwg.org/multipage/document-sequences.html#system-visibility-state" id="ref-for-system-visibility-state①">visible</a>. If this is not possible return <a data-link-type="dfn" href="https://w3c.github.io/webdriver/#dfn-errors" id="ref-for-dfn-errors①⑥">error</a> with error code <a data-link-type="dfn" href="https://w3c.github.io/webdriver/#dfn-unsupported-operation" id="ref-for-dfn-unsupported-operation">unsupported operation</a>.</p>
+      <p class="note" role="note"><span class="marker">Note:</span> This can have the side effect of making currently <a data-link-type="dfn" href="https://html.spec.whatwg.org/multipage/document-sequences.html#system-visibility-state" id="ref-for-system-visibility-state②">visible</a> <a data-link-type="dfn" href="https://html.spec.whatwg.org/multipage/document-sequences.html#navigables" id="ref-for-navigables⑧">navigables</a> <a data-link-type="dfn" href="https://html.spec.whatwg.org/multipage/document-sequences.html#system-visibility-state" id="ref-for-system-visibility-state③">hidden</a>.</p>
       <p class="note" role="note"><span class="marker">Note:</span> This can change the underlying OS state by causing the window to become unminimized or by other side effects related to changing the <a data-link-type="dfn" href="https://html.spec.whatwg.org/multipage/document-sequences.html#system-visibility-state" id="ref-for-system-visibility-state④">system visibility state</a>.</p>
      <li data-md>
-      <p>Run implementation-specific steps to set the <a data-link-type="dfn" href="https://html.spec.whatwg.org/multipage/interaction.html#system-focus" id="ref-for-system-focus">system focus</a> on the <var>context</var> if it is not focused.</p>
+      <p>Run implementation-specific steps to set the <a data-link-type="dfn" href="https://html.spec.whatwg.org/multipage/interaction.html#system-focus" id="ref-for-system-focus">system focus</a> on the <var>navigable</var> if it is not focused.</p>
       <p class="note" role="note"><span class="marker">Note:</span> This does not change the <a data-link-type="dfn" href="https://html.spec.whatwg.org/multipage/document-sequences.html#focused-area-of-the-document" id="ref-for-focused-area-of-the-document">focused area of the document</a> except as mandated by other specifications.</p>
      <li data-md>
       <p>Return <a data-link-type="dfn" href="https://w3c.github.io/webdriver/#dfn-success" id="ref-for-dfn-success②①">success</a> with data null.</p>
@@ -2932,7 +2909,7 @@ <h5 class="heading settled" data-level="7.3.3.1" id="command-browsingContext-act
    </div>
    <h5 class="heading settled" data-level="7.3.3.2" id="command-browsingContext-captureScreenshot"><span class="secno">7.3.3.2. </span><span class="content">The browsingContext.captureScreenshot Command</span><a class="self-link" href="#command-browsingContext-captureScreenshot"></a></h5>
    <p>The <dfn data-dfn-for="commands" data-dfn-type="dfn" data-export id="commands-browsingcontextcapturescreenshot">browsingContext.captureScreenshot<a class="self-link" href="#commands-browsingcontextcapturescreenshot"></a></dfn> command
-captures an image of the given browsing context, and returns it as a
+captures an image of the given navigable, and returns it as a
 Base64-encoded string.</p>
    <dl>
     <dt>Command Type
@@ -3056,13 +3033,13 @@ <h5 class="heading settled" data-level="7.3.3.2" id="command-browsingContext-cap
       <p>Let <var>canvas</var> be a new <code class="idl"><a data-link-type="idl" href="https://html.spec.whatwg.org/multipage/canvas.html#htmlcanvaselement" id="ref-for-htmlcanvaselement">HTMLCanvasElement</a></code> with <code class="idl"><a data-link-type="idl" href="https://html.spec.whatwg.org/multipage/canvas.html#dom-canvas-width" id="ref-for-dom-canvas-width">width</a></code> <var>paint
  width</var> and <code class="idl"><a data-link-type="idl" href="https://html.spec.whatwg.org/multipage/canvas.html#dom-canvas-height" id="ref-for-dom-canvas-height">height</a></code> <var>paint height</var>.</p>
      <li data-md>
-      <p>Let <var>context</var> be the result of running the <a data-link-type="dfn" href="https://html.spec.whatwg.org/multipage/canvas.html#2d-context-creation-algorithm" id="ref-for-2d-context-creation-algorithm">2D context creation algorithm</a> with <var>canvas</var> and null.</p>
+      <p>Let <var>canvas context</var> be the result of running the <a data-link-type="dfn" href="https://html.spec.whatwg.org/multipage/canvas.html#2d-context-creation-algorithm" id="ref-for-2d-context-creation-algorithm">2D context creation algorithm</a> with <var>canvas</var> and null.</p>
      <li data-md>
       <p>Set <var>canvas</var>’s <a data-link-type="dfn" href="https://html.spec.whatwg.org/multipage//canvas.html#offscreencanvas-context-mode" id="ref-for-offscreencanvas-context-mode">context mode</a> to <a data-link-type="dfn" href="https://html.spec.whatwg.org/multipage/canvas.html#concept-canvas-2d" id="ref-for-concept-canvas-2d">2D</a>.</p>
      <li data-md>
       <p>Complete implementation specific steps equivalent to drawing the region of
- the framebuffer representing the region of <var>document</var> covered by <var>rect</var> to <var>context</var>, such that each pixel in the framebuffer corresponds to a pixel in <var>context</var> with (<var>rect</var>’s <a data-link-type="dfn" href="https://drafts.fxtf.org/geometry/#rectangle-x-coordinate" id="ref-for-rectangle-x-coordinate⑦">x coordinate</a>, <var>rect</var>’s <a data-link-type="dfn" href="https://drafts.fxtf.org/geometry/#rectangle-y-coordinate" id="ref-for-rectangle-y-coordinate⑦">y coordinate</a>) in
- viewport coordinates corresponding to (0,0) in <var>context</var> and (<var>rect</var>’s <a data-link-type="dfn" href="https://drafts.fxtf.org/geometry/#rectangle-x-coordinate" id="ref-for-rectangle-x-coordinate⑧">x coordinate</a> + <var>rect</var>’s <a data-link-type="dfn" href="https://drafts.fxtf.org/geometry/#rectangle-width-dimension" id="ref-for-rectangle-width-dimension⑦">width dimension</a>, <var>rect</var>’s <a data-link-type="dfn" href="https://drafts.fxtf.org/geometry/#rectangle-y-coordinate" id="ref-for-rectangle-y-coordinate⑧">y coordinate</a> + <var>rect</var>’s <a data-link-type="dfn" href="https://drafts.fxtf.org/geometry/#rectangle-height-dimension" id="ref-for-rectangle-height-dimension⑦">height dimension</a>) corresponding to (<var>paint
+ the framebuffer representing the region of <var>document</var> covered by <var>rect</var> to <var>canvas context</var>, such that each pixel in the framebuffer corresponds to a pixel in <var>canvas context</var> with (<var>rect</var>’s <a data-link-type="dfn" href="https://drafts.fxtf.org/geometry/#rectangle-x-coordinate" id="ref-for-rectangle-x-coordinate⑦">x coordinate</a>, <var>rect</var>’s <a data-link-type="dfn" href="https://drafts.fxtf.org/geometry/#rectangle-y-coordinate" id="ref-for-rectangle-y-coordinate⑦">y coordinate</a>) in
+ viewport coordinates corresponding to (0,0) in <var>canvas context</var> and (<var>rect</var>’s <a data-link-type="dfn" href="https://drafts.fxtf.org/geometry/#rectangle-x-coordinate" id="ref-for-rectangle-x-coordinate⑧">x coordinate</a> + <var>rect</var>’s <a data-link-type="dfn" href="https://drafts.fxtf.org/geometry/#rectangle-width-dimension" id="ref-for-rectangle-width-dimension⑦">width dimension</a>, <var>rect</var>’s <a data-link-type="dfn" href="https://drafts.fxtf.org/geometry/#rectangle-y-coordinate" id="ref-for-rectangle-y-coordinate⑧">y coordinate</a> + <var>rect</var>’s <a data-link-type="dfn" href="https://drafts.fxtf.org/geometry/#rectangle-height-dimension" id="ref-for-rectangle-height-dimension⑦">height dimension</a>) corresponding to (<var>paint
  width</var>, <var>paint height</var>).</p>
      <li data-md>
       <p>Return <a data-link-type="dfn" href="https://www.w3.org/TR/CSS21/intro.html#canvas" id="ref-for-canvas">canvas</a>.</p>
@@ -3111,12 +3088,14 @@ <h5 class="heading settled" data-level="7.3.3.2" id="command-browsingContext-cap
    <p>The <a data-link-type="dfn" href="https://w3c.github.io/webdriver/#dfn-remote-end-steps" id="ref-for-dfn-remote-end-steps①②">remote end steps</a> with <var>session</var> and <var>command parameters</var> are:</p>
    <ol>
     <li data-md>
-     <p>Let <var>context id</var> be the value of the <code>context</code> field of <var>command parameters</var> if present, or null otherwise.</p>
+     <p>Let <var>navigable id</var> be the value of the <code>context</code> field of <var>command parameters</var> if present, or null otherwise.</p>
+    <li data-md>
+     <p>Let <var>navigable</var> be the result of <a data-link-type="dfn" href="https://w3c.github.io/webdriver/#dfn-try" id="ref-for-dfn-try⑦">trying</a> to <a data-link-type="dfn" href="#get-a-navigable" id="ref-for-get-a-navigable②">get a navigable</a> with <var>navigable id</var>.</p>
     <li data-md>
-     <p>If the implementation is unable to capture a screenshot of <var>context</var> for any
+     <p>If the implementation is unable to capture a screenshot of <var>navigable</var> for any
  reason then return <a data-link-type="dfn" href="https://w3c.github.io/webdriver/#dfn-errors" id="ref-for-dfn-errors①⑦">error</a> with <a data-link-type="dfn" href="https://w3c.github.io/webdriver/#dfn-error-code" id="ref-for-dfn-error-code①⑤">error code</a> <a data-link-type="dfn" href="https://w3c.github.io/webdriver/#dfn-unsupported-operation" id="ref-for-dfn-unsupported-operation①">unsupported operation</a>.</p>
     <li data-md>
-     <p>Let <var>document</var> be <var>context</var>’s <a data-link-type="dfn" href="https://html.spec.whatwg.org/multipage/document-sequences.html#active-document" id="ref-for-active-document⑤">active document</a>.</p>
+     <p>Let <var>document</var> be <var>navigable</var>’s <a data-link-type="dfn" href="https://html.spec.whatwg.org/multipage/document-sequences.html#nav-document" id="ref-for-nav-document②">active document</a>.</p>
     <li data-md>
      <p>Immediately after the next invocation of the <a data-link-type="dfn" href="https://html.spec.whatwg.org/multipage/imagebitmap-and-animations.html#run-the-animation-frame-callbacks" id="ref-for-run-the-animation-frame-callbacks">run the animation frame
  callbacks</a> algorithm for <var>document</var>:</p>
@@ -3126,7 +3105,7 @@ <h5 class="heading settled" data-level="7.3.3.2" id="command-browsingContext-cap
      <p>Let <var>origin</var> be the value of the <code>context</code> field of <var>command
  parameters</var> if present, or "viewport" otherwise.</p>
     <li data-md>
-     <p>Let <var>origin rect</var> be the result of <a data-link-type="dfn" href="https://w3c.github.io/webdriver/#dfn-try" id="ref-for-dfn-try⑦">trying</a> to <a data-link-type="dfn" href="#get-the-origin-rectangle" id="ref-for-get-the-origin-rectangle">get the origin rectangle</a> given <var>origin</var> and <var>document</var>.</p>
+     <p>Let <var>origin rect</var> be the result of <a data-link-type="dfn" href="https://w3c.github.io/webdriver/#dfn-try" id="ref-for-dfn-try⑧">trying</a> to <a data-link-type="dfn" href="#get-the-origin-rectangle" id="ref-for-get-the-origin-rectangle">get the origin rectangle</a> given <var>origin</var> and <var>document</var>.</p>
     <li data-md>
      <p>Let <var>clip rect</var> be <var>origin rect</var>.</p>
     <li data-md>
@@ -3146,7 +3125,7 @@ <h5 class="heading settled" data-level="7.3.3.2" id="command-browsingContext-cap
            <p>Let <var>realm</var> be <var>environment settings</var>’ <a data-link-type="dfn" href="https://html.spec.whatwg.org/multipage/webappapis.html#realm-execution-context" id="ref-for-realm-execution-context">realm execution context</a>'s
   Realm component.</p>
           <li data-md>
-           <p>Let <var>element</var> be the result of <a data-link-type="dfn" href="https://w3c.github.io/webdriver/#dfn-try" id="ref-for-dfn-try⑧">trying</a> to <a data-link-type="dfn" href="#deserialize-remote-reference" id="ref-for-deserialize-remote-reference">deserialize remote reference</a> with <var>clip</var>["<code>element</code>"], <var>realm</var>, and <var>session</var>.</p>
+           <p>Let <var>element</var> be the result of <a data-link-type="dfn" href="https://w3c.github.io/webdriver/#dfn-try" id="ref-for-dfn-try⑨">trying</a> to <a data-link-type="dfn" href="#deserialize-remote-reference" id="ref-for-deserialize-remote-reference">deserialize remote reference</a> with <var>clip</var>["<code>element</code>"], <var>realm</var>, and <var>session</var>.</p>
           <li data-md>
            <p>If <var>element</var> doesn’t implement <code class="idl"><a data-link-type="idl" href="https://dom.spec.whatwg.org/#element" id="ref-for-element">Element</a></code> return <a data-link-type="dfn" href="https://w3c.github.io/webdriver/#dfn-errors" id="ref-for-dfn-errors①⑧">error</a> with <a data-link-type="dfn" href="https://w3c.github.io/webdriver/#dfn-error-code" id="ref-for-dfn-error-code①⑥">error code</a> <a data-link-type="dfn" href="https://w3c.github.io/webdriver/#dfn-no-such-element" id="ref-for-dfn-no-such-element">no such element</a>.</p>
           <li data-md>
@@ -3187,7 +3166,7 @@ <h5 class="heading settled" data-level="7.3.3.2" id="command-browsingContext-cap
     <li data-md>
      <p>Let <var>format</var> be the <code>format</code> field of <var>command parameters</var>.</p>
     <li data-md>
-     <p>Let <var>encoding result</var> be the result of <a data-link-type="dfn" href="https://w3c.github.io/webdriver/#dfn-try" id="ref-for-dfn-try⑨">trying</a> to <a data-link-type="dfn" href="#encode-a-canvas-as-base64" id="ref-for-encode-a-canvas-as-base64">encode a canvas as
+     <p>Let <var>encoding result</var> be the result of <a data-link-type="dfn" href="https://w3c.github.io/webdriver/#dfn-try" id="ref-for-dfn-try①⓪">trying</a> to <a data-link-type="dfn" href="#encode-a-canvas-as-base64" id="ref-for-encode-a-canvas-as-base64">encode a canvas as
  Base64</a> with <var>canvas</var> and <var>format</var>.</p>
     <li data-md>
      <p>Let <var>body</var> be a <a data-link-type="dfn" href="https://infra.spec.whatwg.org/#ordered-map" id="ref-for-ordered-map②②">map</a> matching the <code>browsingContext.CaptureScreenshotResult</code> production, with the <code>data</code> field set to <var>encoding result</var>.</p>
@@ -3195,7 +3174,7 @@ <h5 class="heading settled" data-level="7.3.3.2" id="command-browsingContext-cap
      <p>Return <a data-link-type="dfn" href="https://w3c.github.io/webdriver/#dfn-success" id="ref-for-dfn-success②④">success</a> with data <var>body</var>.</p>
    </ol>
    <h5 class="heading settled" data-level="7.3.3.3" id="command-browsingContext-close"><span class="secno">7.3.3.3. </span><span class="content">The browsingContext.close Command</span><a class="self-link" href="#command-browsingContext-close"></a></h5>
-   <p>The <dfn data-dfn-for="commands" data-dfn-type="dfn" data-export id="commands-browsingcontextclose">browsingContext.close<a class="self-link" href="#commands-browsingcontextclose"></a></dfn> command closes a <a data-link-type="dfn" href="https://html.spec.whatwg.org/multipage/document-sequences.html#top-level-browsing-context" id="ref-for-top-level-browsing-context⑥">top-level browsing context</a>.</p>
+   <p>The <dfn data-dfn-for="commands" data-dfn-type="dfn" data-export id="commands-browsingcontextclose">browsingContext.close<a class="self-link" href="#commands-browsingcontextclose"></a></dfn> command closes a <a data-link-type="dfn" href="https://html.spec.whatwg.org/multipage/document-sequences.html#top-level-traversable" id="ref-for-top-level-traversable①⓪">top-level traversable</a>.</p>
    <dl>
     <dt>Command Type
     <dd>
@@ -3218,36 +3197,36 @@ <h5 class="heading settled" data-level="7.3.3.3" id="command-browsingContext-clo
      The <a data-link-type="dfn" href="https://w3c.github.io/webdriver/#dfn-remote-end-steps" id="ref-for-dfn-remote-end-steps①③">remote end steps</a> with <var>command parameters</var> are: 
     <ol>
      <li data-md>
-      <p>Let <var>context id</var> be the value of the <code>context</code> field of <var>command parameters</var>.</p>
+      <p>Let <var>navigable id</var> be the value of the <code>context</code> field of <var>command parameters</var>.</p>
      <li data-md>
       <p>Let <var>prompt unload</var> be the value of the <code>promptUnload</code> field of <var>command parameters</var>.</p>
      <li data-md>
-      <p>Let <var>context</var> be the result of <a data-link-type="dfn" href="https://w3c.github.io/webdriver/#dfn-try" id="ref-for-dfn-try①⓪">trying</a> to <a data-link-type="dfn" href="#get-a-browsing-context" id="ref-for-get-a-browsing-context②">get a browsing context</a> with <var>context id</var>.</p>
+      <p>Let <var>navigable</var> be the result of <a data-link-type="dfn" href="https://w3c.github.io/webdriver/#dfn-try" id="ref-for-dfn-try①①">trying</a> to <a data-link-type="dfn" href="#get-a-navigable" id="ref-for-get-a-navigable③">get a navigable</a> with <var>navigable id</var>.</p>
      <li data-md>
-      <p class="assertion">Assert: <var>context</var> is not null.</p>
+      <p class="assertion">Assert: <var>navigable</var> is not null.</p>
      <li data-md>
-      <p>If <var>context</var> is not a <a data-link-type="dfn" href="https://html.spec.whatwg.org/multipage/document-sequences.html#top-level-browsing-context" id="ref-for-top-level-browsing-context⑦">top-level browsing context</a>, return <a data-link-type="dfn" href="https://w3c.github.io/webdriver/#dfn-errors" id="ref-for-dfn-errors②①">error</a> with <a data-link-type="dfn" href="https://w3c.github.io/webdriver/#dfn-error-code" id="ref-for-dfn-error-code①⑧">error code</a> <a data-link-type="dfn" href="https://w3c.github.io/webdriver/#dfn-invalid-argument" id="ref-for-dfn-invalid-argument①①">invalid argument</a>.</p>
+      <p>If <var>navigable</var> is not a <a data-link-type="dfn" href="https://html.spec.whatwg.org/multipage/document-sequences.html#top-level-traversable" id="ref-for-top-level-traversable①①">top-level traversable</a>, return <a data-link-type="dfn" href="https://w3c.github.io/webdriver/#dfn-errors" id="ref-for-dfn-errors②①">error</a> with <a data-link-type="dfn" href="https://w3c.github.io/webdriver/#dfn-error-code" id="ref-for-dfn-error-code①⑧">error code</a> <a data-link-type="dfn" href="https://w3c.github.io/webdriver/#dfn-invalid-argument" id="ref-for-dfn-invalid-argument①①">invalid argument</a>.</p>
      <li data-md>
       <p>If <var>prompt unload</var> is true:</p>
       <ol>
        <li data-md>
-        <p><a data-link-type="dfn" href="https://html.spec.whatwg.org/multipage/window-object.html#close-a-browsing-context" id="ref-for-close-a-browsing-context②">Close</a> <var>context</var>.</p>
+        <p><a data-link-type="dfn" href="https://html.spec.whatwg.org/multipage/window-object.html#close-a-browsing-context" id="ref-for-close-a-browsing-context②">Close</a> <var>navigable</var>.</p>
       </ol>
      <li data-md>
       <p>Otherwise:</p>
       <ol>
        <li data-md>
-        <p><a data-link-type="dfn" href="https://html.spec.whatwg.org/multipage/window-object.html#close-a-browsing-context" id="ref-for-close-a-browsing-context③">Close</a> <var>context</var> without <a data-link-type="dfn" href="https://html.spec.whatwg.org/multipage/browsing-the-web.html#prompt-to-unload-a-document" id="ref-for-prompt-to-unload-a-document②">prompting to unload</a>.</p>
+        <p><a data-link-type="dfn" href="https://html.spec.whatwg.org/multipage/window-object.html#close-a-browsing-context" id="ref-for-close-a-browsing-context③">Close</a> <var>navigable</var> without <a data-link-type="dfn" href="https://html.spec.whatwg.org/multipage/browsing-the-web.html#prompt-to-unload-a-document" id="ref-for-prompt-to-unload-a-document②">prompting to unload</a>.</p>
       </ol>
      <li data-md>
       <p>Return <a data-link-type="dfn" href="https://w3c.github.io/webdriver/#dfn-success" id="ref-for-dfn-success②⑤">success</a> with data null.</p>
     </ol>
-    <p class="issue" id="issue-bd9840d8"><a class="self-link" href="#issue-bd9840d8"></a> There is an open discussion about the behavior
-when closing the last <a data-link-type="dfn" href="https://html.spec.whatwg.org/multipage/document-sequences.html#top-level-browsing-context" id="ref-for-top-level-browsing-context⑧">top-level browsing context</a>. We could expect to close
+    <p class="issue" id="issue-04e2b4be"><a class="self-link" href="#issue-04e2b4be"></a> There is an open discussion about the behavior
+when closing the last <a data-link-type="dfn" href="https://html.spec.whatwg.org/multipage/document-sequences.html#top-level-traversable" id="ref-for-top-level-traversable①②">top-level traversable</a>. We could expect to close
 the browser, close the session or leave this up to the implementation. <a href="https://github.com/w3c/webdriver-bidi/issues/170">[Issue #w3c/webdriver-bidi#170]</a></p>
    </div>
    <h5 class="heading settled" data-level="7.3.3.4" id="command-browsingContext-create"><span class="secno">7.3.3.4. </span><span class="content">The browsingContext.create Command</span><a class="self-link" href="#command-browsingContext-create"></a></h5>
-   <p>The <dfn data-dfn-for="commands" data-dfn-type="dfn" data-export id="commands-browsingcontextcreate">browsingContext.create<a class="self-link" href="#commands-browsingcontextcreate"></a></dfn> command creates a new <a data-link-type="dfn" href="https://html.spec.whatwg.org/multipage/document-sequences.html#browsing-context" id="ref-for-browsing-context⑤">browsing context</a>, either in a new tab or in a new window, and returns its <a data-link-type="dfn" href="#browsing-context-id" id="ref-for-browsing-context-id⑥">browsing context id</a>.</p>
+   <p>The <dfn data-dfn-for="commands" data-dfn-type="dfn" data-export id="commands-browsingcontextcreate">browsingContext.create<a class="self-link" href="#commands-browsingcontextcreate"></a></dfn> command creates a new <a data-link-type="dfn" href="https://html.spec.whatwg.org/multipage/document-sequences.html#navigables" id="ref-for-navigables⑨">navigable</a>, either in a new tab or in a new window, and returns its <a data-link-type="dfn" href="#navigable-id" id="ref-for-navigable-id⑥">navigable id</a>.</p>
    <dl>
     <dt>Command Type
     <dd>
@@ -3278,72 +3257,68 @@ <h5 class="heading settled" data-level="7.3.3.4" id="command-browsingContext-cre
      <li data-md>
       <p>Let <var>type</var> be the value of the <code>type</code> field of <var>command parameters</var>.</p>
      <li data-md>
-      <p>Let <var>reference context id</var> be the value of the <code>referenceContext</code> field of <var>command parameters</var>, if present, or null otherwise.</p>
+      <p>Let <var>reference navigable id</var> be the value of the <code>referenceContext</code> field of <var>command parameters</var>, if present, or null otherwise.</p>
      <li data-md>
-      <p>If <var>reference context id</var> is not null, let <var>reference context</var> be the
- result of <a data-link-type="dfn" href="https://w3c.github.io/webdriver/#dfn-try" id="ref-for-dfn-try①①">trying</a> to <a data-link-type="dfn" href="#get-a-browsing-context" id="ref-for-get-a-browsing-context③">get a browsing context</a> with <var>reference context id</var>. Otherwise let <var>reference context</var> be null.</p>
+      <p>If <var>reference navigable id</var> is not null, let <var>reference navigable</var> be the
+ result of <a data-link-type="dfn" href="https://w3c.github.io/webdriver/#dfn-try" id="ref-for-dfn-try①②">trying</a> to <a data-link-type="dfn" href="#get-a-navigable" id="ref-for-get-a-navigable④">get a navigable</a> with <var>reference navigable id</var>. Otherwise let <var>reference navigable</var> be null.</p>
      <li data-md>
-      <p>If <var>reference context</var> is not null and is not a <a data-link-type="dfn" href="https://html.spec.whatwg.org/multipage/document-sequences.html#top-level-browsing-context" id="ref-for-top-level-browsing-context⑨">top-level browsing context</a>,
+      <p>If <var>reference navigable</var> is not null and is not a <a data-link-type="dfn" href="https://html.spec.whatwg.org/multipage/document-sequences.html#top-level-traversable" id="ref-for-top-level-traversable①③">top-level traversable</a>,
 return <a data-link-type="dfn" href="https://w3c.github.io/webdriver/#dfn-errors" id="ref-for-dfn-errors②②">error</a> with <a data-link-type="dfn" href="https://w3c.github.io/webdriver/#dfn-error-code" id="ref-for-dfn-error-code①⑨">error code</a> <a data-link-type="dfn" href="https://w3c.github.io/webdriver/#dfn-invalid-argument" id="ref-for-dfn-invalid-argument①②">invalid argument</a>.</p>
      <li data-md>
-      <p>If the implementation is unable to create a new browsing context for any
+      <p>If the implementation is unable to create a new <a data-link-type="dfn" href="https://html.spec.whatwg.org/multipage/document-sequences.html#top-level-traversable" id="ref-for-top-level-traversable①④">top-level traversable</a> for any
  reason then return <a data-link-type="dfn" href="https://w3c.github.io/webdriver/#dfn-errors" id="ref-for-dfn-errors②③">error</a> with <a data-link-type="dfn" href="https://w3c.github.io/webdriver/#dfn-error-code" id="ref-for-dfn-error-code②⓪">error code</a> <a data-link-type="dfn" href="https://w3c.github.io/webdriver/#dfn-unsupported-operation" id="ref-for-dfn-unsupported-operation②">unsupported operation</a>.</p>
      <li data-md>
-      <p>Let <var>user context</var> be the <a data-link-type="dfn" href="#default-user-context" id="ref-for-default-user-context②">default user context</a> if <var>reference context</var> is null, and <var>reference context</var>’ <a data-link-type="dfn" href="#associated-user-context" id="ref-for-associated-user-context⑧">associated user context</a> otherwise.</p>
+      <p>Let <var>user context</var> be the <a data-link-type="dfn" href="#default-user-context" id="ref-for-default-user-context②">default user context</a> if <var>reference navigable</var> is null, and <var>reference navigable</var>’ <a data-link-type="dfn" href="#associated-user-context" id="ref-for-associated-user-context⑧">associated user context</a> otherwise.</p>
      <li data-md>
       <p>Let <var>user context id</var> be the value of the <code>userContext</code> field of <var>command parameters</var> if present, or null otherwise.</p>
      <li data-md>
-      <p>If <var>user context id</var> is not null, set <var>user context</var> to the result of <a data-link-type="dfn" href="https://w3c.github.io/webdriver/#dfn-try" id="ref-for-dfn-try①②">trying</a> to <a data-link-type="dfn" href="#get-user-context" id="ref-for-get-user-context①">get user context</a> with <var>user context id</var>.</p>
+      <p>If <var>user context id</var> is not null, set <var>user context</var> to the result of <a data-link-type="dfn" href="https://w3c.github.io/webdriver/#dfn-try" id="ref-for-dfn-try①③">trying</a> to <a data-link-type="dfn" href="#get-user-context" id="ref-for-get-user-context①">get user context</a> with <var>user context id</var>.</p>
      <li data-md>
       <p>If <var>user context</var> is null, return <a data-link-type="dfn" href="https://w3c.github.io/webdriver/#dfn-errors" id="ref-for-dfn-errors②④">error</a> with <a data-link-type="dfn" href="https://w3c.github.io/webdriver/#dfn-error-code" id="ref-for-dfn-error-code②①">error code</a> <a data-link-type="dfn" href="#errors-no-such-user-context" id="ref-for-errors-no-such-user-context①">no such user context</a>.</p>
      <li data-md>
-      <p>If the implementation is unable to create a new <a data-link-type="dfn" href="https://html.spec.whatwg.org/multipage/document-sequences.html#top-level-traversable" id="ref-for-top-level-traversable⑦">top-level traversable</a> with <a data-link-type="dfn" href="#associated-user-context" id="ref-for-associated-user-context⑨">associated user context</a> <var>user context</var> for any reason, return <a data-link-type="dfn" href="https://w3c.github.io/webdriver/#dfn-errors" id="ref-for-dfn-errors②⑤">error</a> with <a data-link-type="dfn" href="https://w3c.github.io/webdriver/#dfn-error-code" id="ref-for-dfn-error-code②②">error code</a> <a data-link-type="dfn" href="https://w3c.github.io/webdriver/#dfn-unsupported-operation" id="ref-for-dfn-unsupported-operation③">unsupported operation</a>.</p>
+      <p>If the implementation is unable to create a new <a data-link-type="dfn" href="https://html.spec.whatwg.org/multipage/document-sequences.html#top-level-traversable" id="ref-for-top-level-traversable①⑤">top-level traversable</a> with <a data-link-type="dfn" href="#associated-user-context" id="ref-for-associated-user-context⑨">associated user context</a> <var>user context</var> for any reason, return <a data-link-type="dfn" href="https://w3c.github.io/webdriver/#dfn-errors" id="ref-for-dfn-errors②⑤">error</a> with <a data-link-type="dfn" href="https://w3c.github.io/webdriver/#dfn-error-code" id="ref-for-dfn-error-code②②">error code</a> <a data-link-type="dfn" href="https://w3c.github.io/webdriver/#dfn-unsupported-operation" id="ref-for-dfn-unsupported-operation③">unsupported operation</a>.</p>
      <li data-md>
-      <p>Create a new <a data-link-type="dfn" href="https://html.spec.whatwg.org/multipage/document-sequences.html#top-level-browsing-context" id="ref-for-top-level-browsing-context①⓪">top-level browsing context</a> by running
- the <a data-link-type="dfn" href="https://html.spec.whatwg.org/multipage/document-sequences.html#creating-a-new-top-level-traversable" id="ref-for-creating-a-new-top-level-traversable">create a new top-level traversable</a> steps with null and empty string,
- and setting the <a data-link-type="dfn" href="#associated-user-context" id="ref-for-associated-user-context①⓪">associated user context</a> for the newly created <a data-link-type="dfn" href="https://html.spec.whatwg.org/multipage/document-sequences.html#top-level-traversable" id="ref-for-top-level-traversable⑧">top-level traversable</a> to <var>user context</var>.
- Which OS window the new <a data-link-type="dfn" href="https://html.spec.whatwg.org/multipage/document-sequences.html#browsing-context" id="ref-for-browsing-context⑥">browsing context</a> is created in depends on <var>type</var> and <var>reference context</var>:</p>
+      <p>Let <var>traversable</var> be the result of trying to <a data-link-type="dfn" href="https://html.spec.whatwg.org/multipage/document-sequences.html#creating-a-new-top-level-traversable" id="ref-for-creating-a-new-top-level-traversable">create a new top-level traversable</a> steps with null and empty string,
+ and setting the <a data-link-type="dfn" href="#associated-user-context" id="ref-for-associated-user-context①⓪">associated user context</a> for the newly created <a data-link-type="dfn" href="https://html.spec.whatwg.org/multipage/document-sequences.html#top-level-traversable" id="ref-for-top-level-traversable①⑥">top-level traversable</a> to <var>user context</var>.
+ Which OS window the new <a data-link-type="dfn" href="https://html.spec.whatwg.org/multipage/document-sequences.html#top-level-traversable" id="ref-for-top-level-traversable①⑦">top-level traversable</a> is created in depends on <var>type</var> and <var>reference navigable</var>:</p>
       <ul>
        <li data-md>
         <p>If <var>type</var> is "<code>tab</code>" and the implementation supports
- multiple browsing contexts in the same OS window:</p>
+ multiple <a data-link-type="dfn" href="https://html.spec.whatwg.org/multipage/document-sequences.html#top-level-traversable" id="ref-for-top-level-traversable①⑧">top-level traversable</a>s in the same OS window:</p>
         <ul>
          <li data-md>
-          <p>The new browsing context should reuse an existing OS window, if any.</p>
+          <p>The new <a data-link-type="dfn" href="https://html.spec.whatwg.org/multipage/document-sequences.html#top-level-traversable" id="ref-for-top-level-traversable①⑨">top-level traversable</a> should reuse an existing OS window, if any.</p>
          <li data-md>
-          <p>If <var>reference context</var> is not null, the new browsing context should
- reuse the window containing <var>reference context</var>, if any. If the
- top-level browsing contexts inside an OS window have a definite ordering,
- the new browsing context should be immediately after <var>reference context</var>’s <a data-link-type="dfn" href="https://html.spec.whatwg.org/multipage/document-sequences.html#top-level-browsing-context" id="ref-for-top-level-browsing-context①①">top-level browsing context</a> in that ordering.</p>
+          <p>If <var>reference navigable</var> is not null, the new <a data-link-type="dfn" href="https://html.spec.whatwg.org/multipage/document-sequences.html#top-level-traversable" id="ref-for-top-level-traversable②⓪">top-level traversable</a> should
+ reuse the window containing <var>reference navigable</var>, if any. If the
+ top-level traversables inside an OS window have a definite ordering,
+ the new <a data-link-type="dfn" href="https://html.spec.whatwg.org/multipage/document-sequences.html#top-level-traversable" id="ref-for-top-level-traversable②①">top-level traversable</a> should be immediately after <var>reference navigable</var>’s <a data-link-type="dfn" href="https://html.spec.whatwg.org/multipage/document-sequences.html#nav-top" id="ref-for-nav-top④">top-level traversable</a> in that ordering.</p>
         </ul>
        <li data-md>
         <p>If <var>type</var> is "<code>window</code>", and the implementation supports
- multiple browsing contexts in separate OS windows, the created browsing
- context should be in a new OS window.</p>
+ multiple <a data-link-type="dfn" href="https://html.spec.whatwg.org/multipage/document-sequences.html#top-level-traversable" id="ref-for-top-level-traversable②②">top-level traversable</a> in separate OS windows, the created <a data-link-type="dfn" href="https://html.spec.whatwg.org/multipage/document-sequences.html#top-level-traversable" id="ref-for-top-level-traversable②③">top-level traversable</a> should be in a new OS window.</p>
        <li data-md>
-        <p>Otherwise, the details of how the browsing context is presented to the
+        <p>Otherwise, the details of how the <a data-link-type="dfn" href="https://html.spec.whatwg.org/multipage/document-sequences.html#top-level-traversable" id="ref-for-top-level-traversable②④">top-level traversable</a> is presented to the
  user are implementation defined.</p>
       </ul>
      <li data-md>
       <p>If the value of the <var>command parameters</var>’ <code>background</code> field is false:</p>
       <ol>
        <li data-md>
-        <p>Let <var>activate result</var> be the result of <a data-link-type="dfn" href="#activate-a-context" id="ref-for-activate-a-context①">activate a context</a> with the newly created <a data-link-type="dfn" href="https://html.spec.whatwg.org/multipage/document-sequences.html#browsing-context" id="ref-for-browsing-context⑦">browsing context</a>.</p>
+        <p>Let <var>activate result</var> be the result of <a data-link-type="dfn" href="#activate-a-navigable" id="ref-for-activate-a-navigable①">activate a navigable</a> with the newly created <a data-link-type="dfn" href="https://html.spec.whatwg.org/multipage/document-sequences.html#navigables" id="ref-for-navigables①⓪">navigable</a>.</p>
        <li data-md>
         <p>If <var>activate result</var> is an <a data-link-type="dfn" href="https://w3c.github.io/webdriver/#dfn-errors" id="ref-for-dfn-errors②⑥">error</a>, return <var>activate result</var>.</p>
       </ol>
-      <p class="note" role="note"><span class="marker">Note:</span> Do not invoke the <a data-link-type="dfn" href="https://html.spec.whatwg.org/multipage/interaction.html#focusing-steps" id="ref-for-focusing-steps">focusing steps</a> for the created browsing context if <code>background</code> is true.</p>
+      <p class="note" role="note"><span class="marker">Note:</span> Do not invoke the <a data-link-type="dfn" href="https://html.spec.whatwg.org/multipage/interaction.html#focusing-steps" id="ref-for-focusing-steps">focusing steps</a> for the created navigable if <code>background</code> is true.</p>
      <li data-md>
-      <p>Let <var>context id</var> be the <a data-link-type="dfn" href="#browsing-context-id" id="ref-for-browsing-context-id⑦">browsing context id</a> of the newly created <a data-link-type="dfn" href="https://html.spec.whatwg.org/multipage/document-sequences.html#browsing-context" id="ref-for-browsing-context⑧">browsing context</a>.</p>
-     <li data-md>
-      <p>Let <var>body</var> be a <a data-link-type="dfn" href="https://infra.spec.whatwg.org/#ordered-map" id="ref-for-ordered-map②③">map</a> matching the <code>browsingContext.CreateResult</code> production, with the <code>context</code> field set to <var>context id</var>.</p>
+      <p>Let <var>body</var> be a <a data-link-type="dfn" href="https://infra.spec.whatwg.org/#ordered-map" id="ref-for-ordered-map②③">map</a> matching the <code>browsingContext.CreateResult</code> production, with the <code>context</code> field set to <var>traversable</var>’s <a data-link-type="dfn" href="#navigable-id" id="ref-for-navigable-id⑦">navigable id</a>.</p>
      <li data-md>
       <p>Return <a data-link-type="dfn" href="https://w3c.github.io/webdriver/#dfn-success" id="ref-for-dfn-success②⑥">success</a> with data <var>body</var>.</p>
     </ol>
    </div>
    <h5 class="heading settled" data-level="7.3.3.5" id="command-browsingContext-getTree"><span class="secno">7.3.3.5. </span><span class="content">The browsingContext.getTree Command</span><a class="self-link" href="#command-browsingContext-getTree"></a></h5>
    <p>The <dfn data-dfn-for="commands" data-dfn-type="dfn" data-export id="commands-browsingcontextgettree">browsingContext.getTree<a class="self-link" href="#commands-browsingcontextgettree"></a></dfn> command returns a
-tree of all descendent browsing contexts including the given parent itself,
+tree of all descendent navigables including the given parent itself,
 or all top-level contexts when no parent is provided.</p>
    <dl>
     <dt>Command Type
@@ -3374,22 +3349,22 @@ <h5 class="heading settled" data-level="7.3.3.5" id="command-browsingContext-get
       <p>Let <var>max depth</var> be the value of the <code>maxDepth</code> field of <var>command
  parameters</var> if present, or null otherwise.</p>
      <li data-md>
-      <p>Let <var>contexts</var> be an empty <a data-link-type="dfn" href="https://infra.spec.whatwg.org/#list" id="ref-for-list③">list</a>.</p>
+      <p>Let <var>navigables</var> be an empty <a data-link-type="dfn" href="https://infra.spec.whatwg.org/#list" id="ref-for-list③">list</a>.</p>
      <li data-md>
-      <p>If <var>root id</var> is not null, append the result of <a data-link-type="dfn" href="https://w3c.github.io/webdriver/#dfn-try" id="ref-for-dfn-try①③">trying</a> to <a data-link-type="dfn" href="#get-a-browsing-context" id="ref-for-get-a-browsing-context④">get a browsing context</a> given <var>root id</var> to <var>contexts</var>.
- Otherwise append all <a data-link-type="dfn" href="https://html.spec.whatwg.org/multipage/document-sequences.html#top-level-browsing-context" id="ref-for-top-level-browsing-context①②">top-level browsing contexts</a> to <var>contexts</var>.</p>
+      <p>If <var>root id</var> is not null, append the result of <a data-link-type="dfn" href="https://w3c.github.io/webdriver/#dfn-try" id="ref-for-dfn-try①④">trying</a> to <a data-link-type="dfn" href="#get-a-navigable" id="ref-for-get-a-navigable⑤">get a navigable</a> given <var>root id</var> to <var>navigables</var>.
+ Otherwise append all <a data-link-type="dfn" href="https://html.spec.whatwg.org/multipage/document-sequences.html#nav-top" id="ref-for-nav-top⑤">top-level traversables</a> to <var>navigables</var>.</p>
      <li data-md>
-      <p>Let <var>contexts info</var> be an empty <a data-link-type="dfn" href="https://infra.spec.whatwg.org/#list" id="ref-for-list④">list</a>.</p>
+      <p>Let <var>navigables infos</var> be an empty <a data-link-type="dfn" href="https://infra.spec.whatwg.org/#list" id="ref-for-list④">list</a>.</p>
      <li data-md>
-      <p>For each <var>context</var> of <var>contexts</var>:</p>
+      <p>For each <var>navigable</var> of <var>navigables</var>:</p>
       <ol>
        <li data-md>
-        <p>Let <var>info</var> be the result of <a data-link-type="dfn" href="#get-the-browsing-context-info" id="ref-for-get-the-browsing-context-info①">get the browsing context info</a> given <var>context</var>, <var>max depth</var>, and true.</p>
+        <p>Let <var>info</var> be the result of <a data-link-type="dfn" href="#get-the-navigable-info" id="ref-for-get-the-navigable-info①">get the navigable info</a> given <var>navigable</var>, <var>max depth</var>, and true.</p>
        <li data-md>
-        <p>Append <var>info</var> to <var>contexts info</var></p>
+        <p>Append <var>info</var> to <var>navigables infos</var></p>
       </ol>
      <li data-md>
-      <p>Let <var>body</var> be a <a data-link-type="dfn" href="https://infra.spec.whatwg.org/#ordered-map" id="ref-for-ordered-map②④">map</a> matching the <code>browsingContext.GetTreeResult</code> production, with the <code>contexts</code> field set to <var>contexts info</var>.</p>
+      <p>Let <var>body</var> be a <a data-link-type="dfn" href="https://infra.spec.whatwg.org/#ordered-map" id="ref-for-ordered-map②④">map</a> matching the <code>browsingContext.GetTreeResult</code> production, with the <code>contexts</code> field set to <var>navigables infos</var>.</p>
      <li data-md>
       <p>Return <a data-link-type="dfn" href="https://w3c.github.io/webdriver/#dfn-success" id="ref-for-dfn-success②⑦">success</a> with data <var>body</var>.</p>
     </ol>
@@ -3419,9 +3394,9 @@ <h5 class="heading settled" data-level="7.3.3.6" id="command-browsingContext-han
     <p>The <a data-link-type="dfn" href="https://w3c.github.io/webdriver/#dfn-remote-end-steps" id="ref-for-dfn-remote-end-steps①⑥">remote end steps</a> with <var>session</var> and <var>command parameters</var> are:</p>
     <ol>
      <li data-md>
-      <p>Let <var>context id</var> be the value of the <code>context</code> field of <var>command parameters</var>.</p>
+      <p>Let <var>navigable id</var> be the value of the <code>context</code> field of <var>command parameters</var>.</p>
      <li data-md>
-      <p>Let <var>context</var> be the result of <a data-link-type="dfn" href="https://w3c.github.io/webdriver/#dfn-try" id="ref-for-dfn-try①④">trying</a> to <a data-link-type="dfn" href="#get-a-browsing-context" id="ref-for-get-a-browsing-context⑤">get a browsing context</a> with <var>context id</var>.</p>
+      <p>Let <var>navigable</var> be the result of <a data-link-type="dfn" href="https://w3c.github.io/webdriver/#dfn-try" id="ref-for-dfn-try①⑤">trying</a> to <a data-link-type="dfn" href="#get-a-navigable" id="ref-for-get-a-navigable⑥">get a navigable</a> with <var>navigable id</var>.</p>
      <li data-md>
       <p>Let <var>accept</var> be the value of the <code>accept</code> field of <var>command
  parameters</var> if present, or true otherwise.</p>
@@ -3429,13 +3404,13 @@ <h5 class="heading settled" data-level="7.3.3.6" id="command-browsingContext-han
       <p>Let <var>userText</var> be the value of the <code>userText</code> field of <var>command
  parameters</var> if present, or the empty string otherwise.</p>
      <li data-md>
-      <p>If <var>context</var> is currently showing a simple dialog from a call to <a data-link-type="dfn" href="https://html.spec.whatwg.org/multipage/timers-and-user-prompts.html#dom-alert" id="ref-for-dom-alert">alert</a> then
+      <p>If <var>navigable</var> is currently showing a simple dialog from a call to <a data-link-type="dfn" href="https://html.spec.whatwg.org/multipage/timers-and-user-prompts.html#dom-alert" id="ref-for-dom-alert">alert</a> then
  acknowledge the prompt.</p>
-      <p>Otherwise if <var>context</var> is currently showing a simple dialog from a call to <a data-link-type="dfn" href="https://html.spec.whatwg.org/multipage/timers-and-user-prompts.html#dom-confirm" id="ref-for-dom-confirm">confirm</a>, then respond positively if <var>accept</var> is true, or respond
+      <p>Otherwise if <var>navigable</var> is currently showing a simple dialog from a call to <a data-link-type="dfn" href="https://html.spec.whatwg.org/multipage/timers-and-user-prompts.html#dom-confirm" id="ref-for-dom-confirm">confirm</a>, then respond positively if <var>accept</var> is true, or respond
  negatively if <var>accept</var> is false.</p>
-      <p>Otherwise if <var>context</var> is currently showing a simple dialog from a call to <a data-link-type="dfn" href="https://html.spec.whatwg.org/multipage/timers-and-user-prompts.html#dom-prompt" id="ref-for-dom-prompt">prompt</a>, then respond with the string value <var>userText</var> if <var>accept</var> is
+      <p>Otherwise if <var>navigable</var> is currently showing a simple dialog from a call to <a data-link-type="dfn" href="https://html.spec.whatwg.org/multipage/timers-and-user-prompts.html#dom-prompt" id="ref-for-dom-prompt">prompt</a>, then respond with the string value <var>userText</var> if <var>accept</var> is
  true, or abort if <var>accept</var> is false.</p>
-      <p>Otherwise, if <var>context</var> is currently showing a prompt as part of the <a data-link-type="dfn" href="https://html.spec.whatwg.org/multipage/browsing-the-web.html#prompt-to-unload-a-document" id="ref-for-prompt-to-unload-a-document③">prompt
+      <p>Otherwise, if <var>navigable</var> is currently showing a prompt as part of the <a data-link-type="dfn" href="https://html.spec.whatwg.org/multipage/browsing-the-web.html#prompt-to-unload-a-document" id="ref-for-prompt-to-unload-a-document③">prompt
  to unload</a> steps, then confirm the navigation if <var>accept</var> is true, otherwise
  refuse the navigation.</p>
       <p>Otherwise return <a data-link-type="dfn" href="https://w3c.github.io/webdriver/#dfn-errors" id="ref-for-dfn-errors②⑦">error</a> with <a data-link-type="dfn" href="https://w3c.github.io/webdriver/#dfn-error-code" id="ref-for-dfn-error-code②③">error code</a> <a data-link-type="dfn" href="https://w3c.github.io/webdriver/#dfn-no-such-alert" id="ref-for-dfn-no-such-alert">no such alert</a>.</p>
@@ -3470,7 +3445,7 @@ <h5 class="heading settled" data-level="7.3.3.7" id="command-browsingContext-loc
 </pre>
    </dl>
    <div class="algorithm" data-algorithm="locate nodes using CSS">
-     To <dfn class="dfn-paneled" data-dfn-type="dfn" data-noexport id="locate-nodes-using-css">locate nodes using CSS</dfn> with given <var>context</var>, <var>context nodes</var>, <var>selector</var>, <var>maximum returned node count</var>, and <var>session</var>: 
+     To <dfn class="dfn-paneled" data-dfn-type="dfn" data-noexport id="locate-nodes-using-css">locate nodes using CSS</dfn> with given <var>navigable</var>, <var>context nodes</var>, <var>selector</var>, <var>maximum returned node count</var>, and <var>session</var>: 
     <ol>
      <li data-md>
       <p>Let <var>returned nodes</var> be an empty <a data-link-type="dfn" href="https://infra.spec.whatwg.org/#list" id="ref-for-list⑤">list</a>.</p>
@@ -3482,7 +3457,7 @@ <h5 class="heading settled" data-level="7.3.3.7" id="command-browsingContext-loc
       <p>For each <var>context node</var> of <var>context nodes</var>:</p>
       <ol>
        <li data-md>
-        <p>Let <var>elements</var> be the result of <a data-link-type="dfn" href="https://drafts.csswg.org/selectors-4/#match-a-selector-against-a-tree" id="ref-for-match-a-selector-against-a-tree">match a selector against a tree</a> with <var>parse result</var> and <var>context</var>’s <a data-link-type="dfn" href="https://html.spec.whatwg.org/multipage/document-sequences.html#active-document" id="ref-for-active-document⑥">active document</a> <a data-link-type="dfn" href="https://dom.spec.whatwg.org/#concept-tree-root" id="ref-for-concept-tree-root">root</a> using <a data-link-type="dfn" href="https://drafts.csswg.org/selectors-4/#scoping-root" id="ref-for-scoping-root">scoping root</a> <var>context node</var>.</p>
+        <p>Let <var>elements</var> be the result of <a data-link-type="dfn" href="https://drafts.csswg.org/selectors-4/#match-a-selector-against-a-tree" id="ref-for-match-a-selector-against-a-tree">match a selector against a tree</a> with <var>parse result</var> and <var>navigable</var>’s <a data-link-type="dfn" href="https://html.spec.whatwg.org/multipage/document-sequences.html#nav-document" id="ref-for-nav-document③">active document</a> <a data-link-type="dfn" href="https://dom.spec.whatwg.org/#concept-tree-root" id="ref-for-concept-tree-root">root</a> using <a data-link-type="dfn" href="https://drafts.csswg.org/selectors-4/#scoping-root" id="ref-for-scoping-root">scoping root</a> <var>context node</var>.</p>
        <li data-md>
         <p>For each <var>element</var> in <var>elements</var>:</p>
         <ol>
@@ -3498,7 +3473,7 @@ <h5 class="heading settled" data-level="7.3.3.7" id="command-browsingContext-loc
     </ol>
    </div>
    <div class="algorithm" data-algorithm="locate nodes using XPath">
-    <p>To <dfn class="dfn-paneled" data-dfn-type="dfn" data-noexport id="locate-nodes-using-xpath">locate nodes using XPath</dfn> with given <var>context</var>, <var>context nodes</var>, <var>selector</var>, and <var>maximum returned node count</var>:</p>
+    <p>To <dfn class="dfn-paneled" data-dfn-type="dfn" data-noexport id="locate-nodes-using-xpath">locate nodes using XPath</dfn> with given <var>navigable</var>, <var>context nodes</var>, <var>selector</var>, and <var>maximum returned node count</var>:</p>
     <p class="note" role="note"><span class="marker">Note:</span> Owing to the unmaintained state of the XPath specification, this algorithm
 is phrased as if making calls to the XPath DOM APIs. However this is to be understood
 as equivalent to spec-internal calls directly accessing the underlying algorithms,
@@ -3510,7 +3485,7 @@ <h5 class="heading settled" data-level="7.3.3.7" id="command-browsingContext-loc
       <p>For each <var>context node</var> of <var>context nodes</var>:</p>
       <ol>
        <li data-md>
-        <p>Let <var>evaluate result</var> be the result of calling <a data-link-type="dfn" href="https://dom.spec.whatwg.org/#dom-xpathevaluatorbase-evaluate" id="ref-for-dom-xpathevaluatorbase-evaluate">evaluate</a> on <var>context</var>’s <a data-link-type="dfn" href="https://html.spec.whatwg.org/multipage/document-sequences.html#active-document" id="ref-for-active-document⑦">active document</a>, with arguments <var>selector</var>, <var>context node</var>, null, <a data-link-type="dfn" href="https://dom.spec.whatwg.org/#dom-xpathresult-ordered_node_snapshot_type" id="ref-for-dom-xpathresult-ordered_node_snapshot_type">ORDERED_NODE_SNAPSHOT_TYPE</a>, and null. If this throws a "<a data-link-type="dfn" href="https://webidl.spec.whatwg.org/#syntaxerror" id="ref-for-syntaxerror">SyntaxError</a>" <a data-link-type="dfn" href="https://webidl.spec.whatwg.org/#idl-DOMException" id="ref-for-idl-DOMException">DOMException</a>, return <a data-link-type="dfn" href="https://w3c.github.io/webdriver/#dfn-errors" id="ref-for-dfn-errors②⑨">error</a> with <a data-link-type="dfn" href="https://w3c.github.io/webdriver/#dfn-error-code" id="ref-for-dfn-error-code②⑤">error code</a> <a data-link-type="dfn" href="https://w3c.github.io/webdriver/#dfn-invalid-selector" id="ref-for-dfn-invalid-selector①">invalid selector</a>;
+        <p>Let <var>evaluate result</var> be the result of calling <a data-link-type="dfn" href="https://dom.spec.whatwg.org/#dom-xpathevaluatorbase-evaluate" id="ref-for-dom-xpathevaluatorbase-evaluate">evaluate</a> on <var>navigable</var>’s <a data-link-type="dfn" href="https://html.spec.whatwg.org/multipage/document-sequences.html#nav-document" id="ref-for-nav-document④">active document</a>, with arguments <var>selector</var>, <var>context node</var>, null, <a data-link-type="dfn" href="https://dom.spec.whatwg.org/#dom-xpathresult-ordered_node_snapshot_type" id="ref-for-dom-xpathresult-ordered_node_snapshot_type">ORDERED_NODE_SNAPSHOT_TYPE</a>, and null. If this throws a "<a data-link-type="dfn" href="https://webidl.spec.whatwg.org/#syntaxerror" id="ref-for-syntaxerror">SyntaxError</a>" <a data-link-type="dfn" href="https://webidl.spec.whatwg.org/#idl-DOMException" id="ref-for-idl-DOMException">DOMException</a>, return <a data-link-type="dfn" href="https://w3c.github.io/webdriver/#dfn-errors" id="ref-for-dfn-errors②⑨">error</a> with <a data-link-type="dfn" href="https://w3c.github.io/webdriver/#dfn-error-code" id="ref-for-dfn-error-code②⑤">error code</a> <a data-link-type="dfn" href="https://w3c.github.io/webdriver/#dfn-invalid-selector" id="ref-for-dfn-invalid-selector①">invalid selector</a>;
   otherwise, if this throws any other exception return <a data-link-type="dfn" href="https://w3c.github.io/webdriver/#dfn-errors" id="ref-for-dfn-errors③⓪">error</a> with <a data-link-type="dfn" href="https://w3c.github.io/webdriver/#dfn-error-code" id="ref-for-dfn-error-code②⑥">error code</a> <a data-link-type="dfn" href="https://w3c.github.io/webdriver/#dfn-unknown-error" id="ref-for-dfn-unknown-error②">unknown error</a>.</p>
        <li data-md>
         <p>Let <var>index</var> be 0.</p>
@@ -3561,7 +3536,7 @@ <h5 class="heading settled" data-level="7.3.3.7" id="command-browsingContext-loc
             <p><a data-link-type="dfn" href="https://infra.spec.whatwg.org/#list-append" id="ref-for-list-append③">Append</a> <var>child</var> to <var>child nodes</var>.</p>
           </ol>
          <li data-md>
-          <p><a data-link-type="dfn" href="https://infra.spec.whatwg.org/#list-extend" id="ref-for-list-extend">Extend</a> <var>returned nodes</var> with the result of <a data-link-type="dfn" href="https://w3c.github.io/webdriver/#dfn-try" id="ref-for-dfn-try①⑤">trying</a> to <a data-link-type="dfn" href="#locate-nodes-using-inner-text" id="ref-for-locate-nodes-using-inner-text">locate nodes using inner text</a> with <var>child nodes</var>, <var>selector</var>, <var>max depth</var>, <var>match type</var>, <var>ignore case</var>, and <var>maximum returned node count</var>.</p>
+          <p><a data-link-type="dfn" href="https://infra.spec.whatwg.org/#list-extend" id="ref-for-list-extend">Extend</a> <var>returned nodes</var> with the result of <a data-link-type="dfn" href="https://w3c.github.io/webdriver/#dfn-try" id="ref-for-dfn-try①⑥">trying</a> to <a data-link-type="dfn" href="#locate-nodes-using-inner-text" id="ref-for-locate-nodes-using-inner-text">locate nodes using inner text</a> with <var>child nodes</var>, <var>selector</var>, <var>max depth</var>, <var>match type</var>, <var>ignore case</var>, and <var>maximum returned node count</var>.</p>
         </ol>
        <li data-md>
         <p>If <var>context node</var> does not implement <code class="idl"><a data-link-type="idl" href="https://html.spec.whatwg.org/multipage/dom.html#htmlelement" id="ref-for-htmlelement">HTMLElement</a></code> then <a data-link-type="dfn" href="https://infra.spec.whatwg.org/#iteration-continue" id="ref-for-iteration-continue">continue</a>.</p>
@@ -3669,7 +3644,7 @@ <h5 class="heading settled" data-level="7.3.3.7" id="command-browsingContext-loc
           <p>If <var>child</var> implements <code class="idl"><a data-link-type="idl" href="https://dom.spec.whatwg.org/#element" id="ref-for-element②">Element</a></code>, <a data-link-type="dfn" href="https://infra.spec.whatwg.org/#list-append" id="ref-for-list-append⑧">append</a> <var>child</var> to <var>child nodes</var>.</p>
         </ol>
        <li data-md>
-        <p><a data-link-type="dfn" href="https://w3c.github.io/webdriver/#dfn-try" id="ref-for-dfn-try①⑥">Try</a> to <a data-link-type="dfn" href="#collect-nodes-using-accessibility-attributes" id="ref-for-collect-nodes-using-accessibility-attributes">collect nodes using accessibility attributes</a> with <var>child nodes</var>, <var>selector</var>, <var>maximum returned node count</var>, and <var>returned nodes</var>.</p>
+        <p><a data-link-type="dfn" href="https://w3c.github.io/webdriver/#dfn-try" id="ref-for-dfn-try①⑦">Try</a> to <a data-link-type="dfn" href="#collect-nodes-using-accessibility-attributes" id="ref-for-collect-nodes-using-accessibility-attributes">collect nodes using accessibility attributes</a> with <var>child nodes</var>, <var>selector</var>, <var>maximum returned node count</var>, and <var>returned nodes</var>.</p>
       </ol>
      <li data-md>
       <p>Return <var>returned nodes</var>.</p>
@@ -3688,13 +3663,13 @@ <h5 class="heading settled" data-level="7.3.3.7" id="command-browsingContext-loc
      The <a data-link-type="dfn" href="https://w3c.github.io/webdriver/#dfn-remote-end-steps" id="ref-for-dfn-remote-end-steps①⑦">remote end steps</a> with <var>session</var> and <var>command parameters</var> are: 
     <ol>
      <li data-md>
-      <p>Let <var>context id</var> be <var>command parameters</var>["<code>context</code>"].</p>
+      <p>Let <var>navigable id</var> be <var>command parameters</var>["<code>context</code>"].</p>
      <li data-md>
-      <p>Let <var>context</var> be the result of <a data-link-type="dfn" href="https://w3c.github.io/webdriver/#dfn-try" id="ref-for-dfn-try①⑦">trying</a> to <a data-link-type="dfn" href="#get-a-browsing-context" id="ref-for-get-a-browsing-context⑥">get a browsing context</a> with <var>context id</var>.</p>
+      <p>Let <var>navigable</var> be the result of <a data-link-type="dfn" href="https://w3c.github.io/webdriver/#dfn-try" id="ref-for-dfn-try①⑧">trying</a> to <a data-link-type="dfn" href="#get-a-navigable" id="ref-for-get-a-navigable⑦">get a navigable</a> with <var>navigable id</var>.</p>
      <li data-md>
-      <p class="assertion">Assert: <var>context</var> is not null.</p>
+      <p class="assertion">Assert: <var>navigable</var> is not null.</p>
      <li data-md>
-      <p>Let <var>realm</var> be the result of <a data-link-type="dfn" href="https://w3c.github.io/webdriver/#dfn-try" id="ref-for-dfn-try①⑧">trying</a> to <a data-link-type="dfn" href="#get-a-realm-from-a-browsing-context" id="ref-for-get-a-realm-from-a-browsing-context">get a realm from a browsing context</a> with <a data-link-type="dfn" href="#browsing-context-id" id="ref-for-browsing-context-id⑧">browsing context id</a> of <var>context</var> and null.</p>
+      <p>Let <var>realm</var> be the result of <a data-link-type="dfn" href="https://w3c.github.io/webdriver/#dfn-try" id="ref-for-dfn-try①⑨">trying</a> to <a data-link-type="dfn" href="#get-a-realm-from-a-navigable" id="ref-for-get-a-realm-from-a-navigable">get a realm from a navigable</a> with <a data-link-type="dfn" href="#navigable-id" id="ref-for-navigable-id⑧">navigable id</a> of <var>navigable</var> and null.</p>
      <li data-md>
       <p>Let <var>locator</var> be <var>command parameters</var>["<code>locator</code>"].</p>
      <li data-md>
@@ -3706,10 +3681,10 @@ <h5 class="heading settled" data-level="7.3.3.7" id="command-browsingContext-loc
      <li data-md>
       <p>Let <var>context nodes</var> be an empty <a data-link-type="dfn" href="https://infra.spec.whatwg.org/#list" id="ref-for-list①②">list</a>.</p>
      <li data-md>
-      <p>If <var>start nodes parameter</var> is null, <a data-link-type="dfn" href="https://infra.spec.whatwg.org/#list-append" id="ref-for-list-append⑨">append</a> the <a data-link-type="dfn" href="https://dom.spec.whatwg.org/#ref-for-dom-document-documentelement" id="ref-for-ref-for-dom-document-documentelement①">document element</a> of <var>context</var>’s <a data-link-type="dfn" href="https://html.spec.whatwg.org/multipage/document-sequences.html#active-document" id="ref-for-active-document⑧">active document</a> to <var>context nodes</var>. Otherwise, for each <var>serialized start node</var> in <var>start nodes parameter</var>:</p>
+      <p>If <var>start nodes parameter</var> is null, <a data-link-type="dfn" href="https://infra.spec.whatwg.org/#list-append" id="ref-for-list-append⑨">append</a> the <a data-link-type="dfn" href="https://dom.spec.whatwg.org/#ref-for-dom-document-documentelement" id="ref-for-ref-for-dom-document-documentelement①">document element</a> of <var>navigable</var>’s <a data-link-type="dfn" href="https://html.spec.whatwg.org/multipage/document-sequences.html#nav-document" id="ref-for-nav-document⑤">active document</a> to <var>context nodes</var>. Otherwise, for each <var>serialized start node</var> in <var>start nodes parameter</var>:</p>
       <ol>
        <li data-md>
-        <p>Let <var>start node</var> be the result of <a data-link-type="dfn" href="https://w3c.github.io/webdriver/#dfn-try" id="ref-for-dfn-try①⑨">trying</a> to <a data-link-type="dfn" href="#deserialize-shared-reference" id="ref-for-deserialize-shared-reference">deserialize shared reference</a> given <var>serialized start node</var>, <var>realm</var> and <var>session</var>.</p>
+        <p>Let <var>start node</var> be the result of <a data-link-type="dfn" href="https://w3c.github.io/webdriver/#dfn-try" id="ref-for-dfn-try②⓪">trying</a> to <a data-link-type="dfn" href="#deserialize-shared-reference" id="ref-for-deserialize-shared-reference">deserialize shared reference</a> given <var>serialized start node</var>, <var>realm</var> and <var>session</var>.</p>
        <li data-md>
         <p><a data-link-type="dfn" href="https://infra.spec.whatwg.org/#list-append" id="ref-for-list-append①⓪">Append</a> <var>start node</var> to <var>context nodes</var>.</p>
       </ol>
@@ -3727,7 +3702,7 @@ <h5 class="heading settled" data-level="7.3.3.7" id="command-browsingContext-loc
          <li data-md>
           <p>Let <var>selector</var> be <var>locator</var>["<code>value</code>"].</p>
          <li data-md>
-          <p>Let <var>result nodes</var> be a result of <a data-link-type="dfn" href="https://w3c.github.io/webdriver/#dfn-try" id="ref-for-dfn-try②⓪">trying</a> to <a data-link-type="dfn" href="#locate-nodes-using-css" id="ref-for-locate-nodes-using-css">locate nodes using css</a> given <var>context</var>, <var>context nodes</var>, <var>selector</var> and <var>maximum returned
+          <p>Let <var>result nodes</var> be a result of <a data-link-type="dfn" href="https://w3c.github.io/webdriver/#dfn-try" id="ref-for-dfn-try②①">trying</a> to <a data-link-type="dfn" href="#locate-nodes-using-css" id="ref-for-locate-nodes-using-css">locate nodes using css</a> given <var>navigable</var>, <var>context nodes</var>, <var>selector</var> and <var>maximum returned
   nodes</var>.</p>
         </ol>
        <dt><var>type</var> is the string "<code>xpath</code>" 
@@ -3736,7 +3711,7 @@ <h5 class="heading settled" data-level="7.3.3.7" id="command-browsingContext-loc
          <li data-md>
           <p>Let <var>selector</var> be <var>locator</var>["<code>value</code>"].</p>
          <li data-md>
-          <p>Let <var>result nodes</var> be a result of <a data-link-type="dfn" href="https://w3c.github.io/webdriver/#dfn-try" id="ref-for-dfn-try②①">trying</a> to <a data-link-type="dfn" href="#locate-nodes-using-xpath" id="ref-for-locate-nodes-using-xpath">locate nodes using xpath</a> given <var>context</var>, <var>context nodes</var>, <var>selector</var> and <var>maximum returned
+          <p>Let <var>result nodes</var> be a result of <a data-link-type="dfn" href="https://w3c.github.io/webdriver/#dfn-try" id="ref-for-dfn-try②②">trying</a> to <a data-link-type="dfn" href="#locate-nodes-using-xpath" id="ref-for-locate-nodes-using-xpath">locate nodes using xpath</a> given <var>navigable</var>, <var>context nodes</var>, <var>selector</var> and <var>maximum returned
   nodes</var>.</p>
         </ol>
        <dt><var>type</var> is the string "<code>innerText</code>" 
@@ -3751,7 +3726,7 @@ <h5 class="heading settled" data-level="7.3.3.7" id="command-browsingContext-loc
          <li data-md>
           <p>If <var>locator</var> <a data-link-type="dfn" href="https://infra.spec.whatwg.org/#map-exists" id="ref-for-map-exists①①">contains</a> <code>matchType</code>, let <var>match type</var> be <var>locator</var>["<code>matchType</code>"]. Otherwise, let <var>match type</var> be "full".</p>
          <li data-md>
-          <p>Let <var>result nodes</var> be a result of <a data-link-type="dfn" href="https://w3c.github.io/webdriver/#dfn-try" id="ref-for-dfn-try②②">trying</a> to <a data-link-type="dfn" href="#locate-nodes-using-inner-text" id="ref-for-locate-nodes-using-inner-text②">locate nodes using inner text</a> given <var>context nodes</var>, <var>selector</var>, <var>max depth</var>, <var>match type</var>, <var>ignore case</var> and <var>maximum returned node count</var>.</p>
+          <p>Let <var>result nodes</var> be a result of <a data-link-type="dfn" href="https://w3c.github.io/webdriver/#dfn-try" id="ref-for-dfn-try②③">trying</a> to <a data-link-type="dfn" href="#locate-nodes-using-inner-text" id="ref-for-locate-nodes-using-inner-text②">locate nodes using inner text</a> given <var>context nodes</var>, <var>selector</var>, <var>max depth</var>, <var>match type</var>, <var>ignore case</var> and <var>maximum returned node count</var>.</p>
         </ol>
        <dt><var>type</var> is the string "<code>accessibility</code>" 
        <dd>
@@ -3790,7 +3765,7 @@ <h5 class="heading settled" data-level="7.3.3.7" id="command-browsingContext-loc
    </div>
    <h5 class="heading settled" data-level="7.3.3.8" id="command-browsingContext-navigate"><span class="secno">7.3.3.8. </span><span class="content">The browsingContext.navigate Command</span><a class="self-link" href="#command-browsingContext-navigate"></a></h5>
    <p>The <dfn data-dfn-for="commands" data-dfn-type="dfn" data-export id="commands-browsingcontextnavigate">browsingContext.navigate<a class="self-link" href="#commands-browsingcontextnavigate"></a></dfn> command navigates a
-browsing context to the given URL.</p>
+navigable to the given URL.</p>
    <dl>
     <dt>Command Type
     <dd>
@@ -3817,11 +3792,11 @@ <h5 class="heading settled" data-level="7.3.3.8" id="command-browsingContext-nav
      The <a data-link-type="dfn" href="https://w3c.github.io/webdriver/#dfn-remote-end-steps" id="ref-for-dfn-remote-end-steps①⑧">remote end steps</a> with <var>session</var> and <var>command parameters</var> are: 
     <ol>
      <li data-md>
-      <p>Let <var>context id</var> be the value of the <code>context</code> field of <var>command parameters</var>.</p>
+      <p>Let <var>navigable id</var> be the value of the <code>context</code> field of <var>command parameters</var>.</p>
      <li data-md>
-      <p>Let <var>context</var> be the result of <a data-link-type="dfn" href="https://w3c.github.io/webdriver/#dfn-try" id="ref-for-dfn-try②③">trying</a> to <a data-link-type="dfn" href="#get-a-browsing-context" id="ref-for-get-a-browsing-context⑦">get a browsing context</a> with <var>context id</var>.</p>
+      <p>Let <var>navigable</var> be the result of <a data-link-type="dfn" href="https://w3c.github.io/webdriver/#dfn-try" id="ref-for-dfn-try②④">trying</a> to <a data-link-type="dfn" href="#get-a-navigable" id="ref-for-get-a-navigable⑧">get a navigable</a> with <var>navigable id</var>.</p>
      <li data-md>
-      <p class="assertion">Assert: <var>context</var> is not null.</p>
+      <p class="assertion">Assert: <var>navigable</var> is not null.</p>
      <li data-md>
       <p>Let <var>wait condition</var> be the value of the <code>wait</code> field of <var>command
  parameters</var> if present, or "<code>none</code>" otherwise.</p>
@@ -3829,7 +3804,7 @@ <h5 class="heading settled" data-level="7.3.3.8" id="command-browsingContext-nav
       <p>Let <var>url</var> be the value of the <code>url</code> field of <var>command
  parameters</var>.</p>
      <li data-md>
-      <p>Let <var>document</var> be <var>context</var>’s <a data-link-type="dfn" href="https://html.spec.whatwg.org/multipage/document-sequences.html#active-document" id="ref-for-active-document⑨">active document</a>.</p>
+      <p>Let <var>document</var> be <var>navigable</var>’s <a data-link-type="dfn" href="https://html.spec.whatwg.org/multipage/document-sequences.html#nav-document" id="ref-for-nav-document⑥">active document</a>.</p>
      <li data-md>
       <p>Let <var>base</var> be <var>document</var>’s <a data-link-type="dfn" href="https://html.spec.whatwg.org/multipage/webappapis.html#concept-script-base-url" id="ref-for-concept-script-base-url">base URL</a>.</p>
      <li data-md>
@@ -3841,7 +3816,7 @@ <h5 class="heading settled" data-level="7.3.3.8" id="command-browsingContext-nav
      <li data-md>
       <p>Let <var>request</var> be a new <a data-link-type="dfn" href="https://fetch.spec.whatwg.org/#concept-request" id="ref-for-concept-request①">request</a> whose URL is <var>url record</var>.</p>
      <li data-md>
-      <p>Return the result of <a data-link-type="dfn" href="#await-a-navigation" id="ref-for-await-a-navigation">await a navigation</a> with <var>context</var>, <var>request</var> and <var>wait condition</var>.</p>
+      <p>Return the result of <a data-link-type="dfn" href="#await-a-navigation" id="ref-for-await-a-navigation">await a navigation</a> with <var>navigable</var>, <var>request</var> and <var>wait condition</var>.</p>
     </ol>
    </div>
    <h5 class="heading settled" data-level="7.3.3.9" id="command-browsingContext-print"><span class="secno">7.3.3.9. </span><span class="content">The browsingContext.print Command</span><a class="self-link" href="#command-browsingContext-print"></a></h5>
@@ -3891,11 +3866,11 @@ <h5 class="heading settled" data-level="7.3.3.9" id="command-browsingContext-pri
    <p>The <a data-link-type="dfn" href="https://w3c.github.io/webdriver/#dfn-remote-end-steps" id="ref-for-dfn-remote-end-steps①⑨">remote end steps</a> with <var>session</var> and <var>command parameters</var> are:</p>
    <ol>
     <li data-md>
-     <p>Let <var>context id</var> be the value of the <code>context</code> field of <var>command parameters</var>.</p>
+     <p>Let <var>navigable id</var> be the value of the <code>context</code> field of <var>command parameters</var>.</p>
     <li data-md>
-     <p>Let <var>context</var> be the result of <a data-link-type="dfn" href="https://w3c.github.io/webdriver/#dfn-try" id="ref-for-dfn-try②④">trying</a> to <a data-link-type="dfn" href="#get-a-browsing-context" id="ref-for-get-a-browsing-context⑧">get a browsing context</a> with <var>context id</var>.</p>
+     <p>Let <var>navigable</var> be the result of <a data-link-type="dfn" href="https://w3c.github.io/webdriver/#dfn-try" id="ref-for-dfn-try②⑤">trying</a> to <a data-link-type="dfn" href="#get-a-navigable" id="ref-for-get-a-navigable⑨">get a navigable</a> with <var>navigable id</var>.</p>
     <li data-md>
-     <p>If the implementation is unable to provide a paginated representation of <var>context</var> for any reason then return <a data-link-type="dfn" href="https://w3c.github.io/webdriver/#dfn-errors" id="ref-for-dfn-errors③④">error</a> with <a data-link-type="dfn" href="https://w3c.github.io/webdriver/#dfn-error-code" id="ref-for-dfn-error-code③⓪">error code</a> <a data-link-type="dfn" href="https://w3c.github.io/webdriver/#dfn-unsupported-operation" id="ref-for-dfn-unsupported-operation④">unsupported operation</a>.</p>
+     <p>If the implementation is unable to provide a paginated representation of <var>navigable</var> for any reason then return <a data-link-type="dfn" href="https://w3c.github.io/webdriver/#dfn-errors" id="ref-for-dfn-errors③④">error</a> with <a data-link-type="dfn" href="https://w3c.github.io/webdriver/#dfn-error-code" id="ref-for-dfn-error-code③⓪">error code</a> <a data-link-type="dfn" href="https://w3c.github.io/webdriver/#dfn-unsupported-operation" id="ref-for-dfn-unsupported-operation④">unsupported operation</a>.</p>
     <li data-md>
      <p>Let <var>margin</var> be the value of the <code>margin</code> field of <var>command
  parameters</var> if present, or otherwise a <a data-link-type="dfn" href="https://infra.spec.whatwg.org/#ordered-map" id="ref-for-ordered-map②⑧">map</a> matching the <code>browsingContext.PrintMarginParameters</code> with the fields set to
@@ -3910,7 +3885,7 @@ <h5 class="heading settled" data-level="7.3.3.9" id="command-browsingContext-pri
     <li data-md>
      <p>Let <var>page ranges</var> be the value of the <code>pageRanges</code> field of <var>command parameters</var> if present or an empty <a data-link-type="dfn" href="https://infra.spec.whatwg.org/#list" id="ref-for-list①④">list</a> otherwise.</p>
     <li data-md>
-     <p>Let <var>document</var> be <var>context</var>’s <a data-link-type="dfn" href="https://html.spec.whatwg.org/multipage/document-sequences.html#active-document" id="ref-for-active-document①⓪">active document</a>.</p>
+     <p>Let <var>document</var> be <var>navigable</var>’s <a data-link-type="dfn" href="https://html.spec.whatwg.org/multipage/document-sequences.html#nav-document" id="ref-for-nav-document⑦">active document</a>.</p>
     <li data-md>
      <p>Immediately after the next invocation of the <a data-link-type="dfn" href="https://html.spec.whatwg.org/multipage/imagebitmap-and-animations.html#run-the-animation-frame-callbacks" id="ref-for-run-the-animation-frame-callbacks①">run the animation frame
  callbacks</a> algorithm for <var>document</var>:</p>
@@ -3957,7 +3932,7 @@ <h5 class="heading settled" data-level="7.3.3.9" id="command-browsingContext-pri
          width specified in the content 
        </dl>
       <li data-md>
-       <p>If <var>page ranges</var> is not <a data-link-type="dfn" href="https://infra.spec.whatwg.org/#list-empty" id="ref-for-list-empty③">empty</a>, let <var>pages</var> be the result of <a data-link-type="dfn" href="https://w3c.github.io/webdriver/#dfn-try" id="ref-for-dfn-try②⑤">trying</a> to <a data-link-type="dfn" href="https://w3c.github.io/webdriver/#dfn-parse-a-page-range" id="ref-for-dfn-parse-a-page-range">parse a page range</a> with <var>page ranges</var> and the number of
+       <p>If <var>page ranges</var> is not <a data-link-type="dfn" href="https://infra.spec.whatwg.org/#list-empty" id="ref-for-list-empty③">empty</a>, let <var>pages</var> be the result of <a data-link-type="dfn" href="https://w3c.github.io/webdriver/#dfn-try" id="ref-for-dfn-try②⑥">trying</a> to <a data-link-type="dfn" href="https://w3c.github.io/webdriver/#dfn-parse-a-page-range" id="ref-for-dfn-parse-a-page-range">parse a page range</a> with <var>page ranges</var> and the number of
  pages contained in <var>pdf data</var>, then remove any pages from <var>pdf data</var> whose one-based index is not contained in <var>pages</var>.</p>
       <li data-md>
        <p>Let <var>encoding result</var> be the result of calling <a data-link-type="dfn" href="https://tools.ietf.org/html/rfc4648#section-4" id="ref-for-section-4">Base64 Encode</a> on <var>pdf data</var>.</p>
@@ -3971,7 +3946,7 @@ <h5 class="heading settled" data-level="7.3.3.9" id="command-browsingContext-pri
    </ol>
    <h5 class="heading settled" data-level="7.3.3.10" id="command-browsingContext-reload"><span class="secno">7.3.3.10. </span><span class="content">The browsingContext.reload Command</span><a class="self-link" href="#command-browsingContext-reload"></a></h5>
    <p>The <dfn data-dfn-for="commands" data-dfn-type="dfn" data-export id="commands-browsingcontextreload">browsingContext.reload<a class="self-link" href="#commands-browsingcontextreload"></a></dfn> command reloads a
-browsing context.</p>
+navigable.</p>
    <dl>
     <dt>Command Type
     <dd>
@@ -3995,11 +3970,11 @@ <h5 class="heading settled" data-level="7.3.3.10" id="command-browsingContext-re
      The <a data-link-type="dfn" href="https://w3c.github.io/webdriver/#dfn-remote-end-steps" id="ref-for-dfn-remote-end-steps②⓪">remote end steps</a> with <var>command parameters</var> are: 
     <ol>
      <li data-md>
-      <p>Let <var>context id</var> be the value of the <code>context</code> field of <var>command parameters</var>.</p>
+      <p>Let <var>navigable id</var> be the value of the <code>context</code> field of <var>command parameters</var>.</p>
      <li data-md>
-      <p>Let <var>context</var> be the result of <a data-link-type="dfn" href="https://w3c.github.io/webdriver/#dfn-try" id="ref-for-dfn-try②⑥">trying</a> to <a data-link-type="dfn" href="#get-a-browsing-context" id="ref-for-get-a-browsing-context⑨">get a browsing context</a> with <var>context id</var>.</p>
+      <p>Let <var>navigable</var> be the result of <a data-link-type="dfn" href="https://w3c.github.io/webdriver/#dfn-try" id="ref-for-dfn-try②⑦">trying</a> to <a data-link-type="dfn" href="#get-a-navigable" id="ref-for-get-a-navigable①⓪">get a navigable</a> with <var>navigable id</var>.</p>
      <li data-md>
-      <p class="assertion">Assert: <var>context</var> is not null.</p>
+      <p class="assertion">Assert: <var>navigable</var> is not null.</p>
      <li data-md>
       <p>Let <var>ignore cache</var> be the the value of the <code>ignoreCache</code> field of <var>command
  parameters</var> if present, or false otherwise.</p>
@@ -4007,19 +3982,19 @@ <h5 class="heading settled" data-level="7.3.3.10" id="command-browsingContext-re
       <p>Let <var>wait condition</var> be the value of the <code>wait</code> field of <var>command
  parameters</var> if present, or "<code>none</code>" otherwise.</p>
      <li data-md>
-      <p>Let <var>document</var> be <var>context</var>’s <a data-link-type="dfn" href="https://html.spec.whatwg.org/multipage/document-sequences.html#active-document" id="ref-for-active-document①①">active document</a>.</p>
+      <p>Let <var>document</var> be <var>navigable</var>’s <a data-link-type="dfn" href="https://html.spec.whatwg.org/multipage/document-sequences.html#nav-document" id="ref-for-nav-document⑧">active document</a>.</p>
      <li data-md>
       <p>Let <var>url</var> be <var>document</var>’s <a data-link-type="dfn" href="https://dom.spec.whatwg.org/#concept-document-url" id="ref-for-concept-document-url①">URL</a>.</p>
      <li data-md>
       <p>Let <var>request</var> be a new <a data-link-type="dfn" href="https://fetch.spec.whatwg.org/#concept-request" id="ref-for-concept-request②">request</a> whose URL is <var>url</var>.</p>
      <li data-md>
-      <p>Return the result of <a data-link-type="dfn" href="#await-a-navigation" id="ref-for-await-a-navigation①">await a navigation</a> with <var>context</var>, <var>request</var>, <var>wait
+      <p>Return the result of <a data-link-type="dfn" href="#await-a-navigation" id="ref-for-await-a-navigation①">await a navigation</a> with <var>navigable</var>, <var>request</var>, <var>wait
  condition</var>, history handling "<code>reload</code>", and ignore
  cache <var>ignore cache</var>.</p>
     </ol>
    </div>
    <h5 class="heading settled" data-level="7.3.3.11" id="command-browsingContext-setViewport"><span class="secno">7.3.3.11. </span><span class="content">The browsingContext.setViewport Command</span><a class="self-link" href="#command-browsingContext-setViewport"></a></h5>
-   <p>The <dfn data-dfn-for="commands" data-dfn-type="dfn" data-export id="commands-browsingcontextsetviewport">browsingContext.setViewport<a class="self-link" href="#commands-browsingcontextsetviewport"></a></dfn> command modifies specific viewport characteristics (e.g. viewport width and viewport height) on the given top-level browsing context.</p>
+   <p>The <dfn data-dfn-for="commands" data-dfn-type="dfn" data-export id="commands-browsingcontextsetviewport">browsingContext.setViewport<a class="self-link" href="#commands-browsingcontextsetviewport"></a></dfn> command modifies specific viewport characteristics (e.g. viewport width and viewport height) on the given top-level traversable.</p>
    <dl>
     <dt>Command Type
     <dd>
@@ -4048,25 +4023,25 @@ <h5 class="heading settled" data-level="7.3.3.11" id="command-browsingContext-se
     <p>The <a data-link-type="dfn" href="https://w3c.github.io/webdriver/#dfn-remote-end-steps" id="ref-for-dfn-remote-end-steps②①">remote end steps</a> with <var>command parameters</var> are:</p>
     <ol>
      <li data-md>
-      <p>Let <var>context id</var> be the value of the <code>context</code> field of <var>command
+      <p>Let <var>navigable id</var> be the value of the <code>context</code> field of <var>command
  parameters</var>.</p>
      <li data-md>
-      <p>Let <var>context</var> be the result of <a data-link-type="dfn" href="https://w3c.github.io/webdriver/#dfn-try" id="ref-for-dfn-try②⑦">trying</a> to <a data-link-type="dfn" href="#get-a-browsing-context" id="ref-for-get-a-browsing-context①⓪">get a browsing context</a> with <var>context id</var>.</p>
+      <p>Let <var>navigable</var> be the result of <a data-link-type="dfn" href="https://w3c.github.io/webdriver/#dfn-try" id="ref-for-dfn-try②⑧">trying</a> to <a data-link-type="dfn" href="#get-a-navigable" id="ref-for-get-a-navigable①①">get a navigable</a> with <var>navigable id</var>.</p>
      <li data-md>
-      <p>If <var>context</var> is not a <a data-link-type="dfn" href="https://html.spec.whatwg.org/multipage/document-sequences.html#top-level-browsing-context" id="ref-for-top-level-browsing-context①③">top-level browsing context</a>, return <a data-link-type="dfn" href="https://w3c.github.io/webdriver/#dfn-errors" id="ref-for-dfn-errors③⑤">error</a> with <a data-link-type="dfn" href="https://w3c.github.io/webdriver/#dfn-error-code" id="ref-for-dfn-error-code③①">error code</a> <a data-link-type="dfn" href="https://w3c.github.io/webdriver/#dfn-invalid-argument" id="ref-for-dfn-invalid-argument①④">invalid argument</a>.</p>
+      <p>If <var>navigable</var> is not a <a data-link-type="dfn" href="https://html.spec.whatwg.org/multipage/document-sequences.html#top-level-traversable" id="ref-for-top-level-traversable②⑤">top-level traversable</a>, return <a data-link-type="dfn" href="https://w3c.github.io/webdriver/#dfn-errors" id="ref-for-dfn-errors③⑤">error</a> with <a data-link-type="dfn" href="https://w3c.github.io/webdriver/#dfn-error-code" id="ref-for-dfn-error-code③①">error code</a> <a data-link-type="dfn" href="https://w3c.github.io/webdriver/#dfn-invalid-argument" id="ref-for-dfn-invalid-argument①④">invalid argument</a>.</p>
      <li data-md>
-      <p>If the implementation is unable to adjust the <var>context</var>’s <a data-link-type="dfn" href="https://drafts.csswg.org/cssom-view/#layout-viewport" id="ref-for-layout-viewport">layout viewport</a> parameters with the given <var>command parameters</var> for any reason, return <a data-link-type="dfn" href="https://w3c.github.io/webdriver/#dfn-errors" id="ref-for-dfn-errors③⑥">error</a> with <a data-link-type="dfn" href="https://w3c.github.io/webdriver/#dfn-error-code" id="ref-for-dfn-error-code③②">error code</a> <a data-link-type="dfn" href="https://w3c.github.io/webdriver/#dfn-unsupported-operation" id="ref-for-dfn-unsupported-operation⑤">unsupported operation</a>.</p>
+      <p>If the implementation is unable to adjust the <var>navigable</var>’s <a data-link-type="dfn" href="https://drafts.csswg.org/cssom-view/#layout-viewport" id="ref-for-layout-viewport">layout viewport</a> parameters with the given <var>command parameters</var> for any reason, return <a data-link-type="dfn" href="https://w3c.github.io/webdriver/#dfn-errors" id="ref-for-dfn-errors③⑥">error</a> with <a data-link-type="dfn" href="https://w3c.github.io/webdriver/#dfn-error-code" id="ref-for-dfn-error-code③②">error code</a> <a data-link-type="dfn" href="https://w3c.github.io/webdriver/#dfn-unsupported-operation" id="ref-for-dfn-unsupported-operation⑤">unsupported operation</a>.</p>
      <li data-md>
       <p>If <var>command parameters</var> <a data-link-type="dfn" href="https://infra.spec.whatwg.org/#map-exists" id="ref-for-map-exists①③">contains</a> the <code>viewport</code> field:</p>
       <ol>
        <li data-md>
         <p>Let <var>viewport</var> be the <var>command parameters</var>["<code>viewport</code>"].</p>
        <li data-md>
-        <p>If <var>viewport</var> is not null, set the width of <var>context</var>’s <a data-link-type="dfn" href="https://drafts.csswg.org/cssom-view/#layout-viewport" id="ref-for-layout-viewport①">layout
+        <p>If <var>viewport</var> is not null, set the width of <var>navigable</var>’s <a data-link-type="dfn" href="https://drafts.csswg.org/cssom-view/#layout-viewport" id="ref-for-layout-viewport①">layout
   viewport</a> to be the <code>width</code> of <var>viewport</var> in CSS pixels and
-  set the height of the <var>context</var>’s <a data-link-type="dfn" href="https://drafts.csswg.org/cssom-view/#layout-viewport" id="ref-for-layout-viewport②">layout viewport</a> to be the <code>height</code> of <var>viewport</var> in CSS pixels.</p>
+  set the height of the <var>navigable</var>’s <a data-link-type="dfn" href="https://drafts.csswg.org/cssom-view/#layout-viewport" id="ref-for-layout-viewport②">layout viewport</a> to be the <code>height</code> of <var>viewport</var> in CSS pixels.</p>
        <li data-md>
-        <p>Otherwise, set the <var>context</var>’s <a data-link-type="dfn" href="https://drafts.csswg.org/cssom-view/#layout-viewport" id="ref-for-layout-viewport③">layout viewport</a> to the
+        <p>Otherwise, set the <var>navigable</var>’s <a data-link-type="dfn" href="https://drafts.csswg.org/cssom-view/#layout-viewport" id="ref-for-layout-viewport③">layout viewport</a> to the
   implementation-defined default.</p>
       </ol>
      <li data-md>
@@ -4078,10 +4053,10 @@ <h5 class="heading settled" data-level="7.3.3.11" id="command-browsingContext-se
         <p>Let <var>device pixel ratio</var> be the <var>command
   parameters</var>["<code>devicePixelRatio</code>"].</p>
        <li data-md>
-        <p>For the <var>context</var> and all <a data-link-type="dfn" href="https://html.spec.whatwg.org/multipage/#descendant-navigables" id="ref-for-descendant-navigables">descendant navigables</a>:</p>
+        <p>For the <var>navigable</var> and all <a data-link-type="dfn" href="https://html.spec.whatwg.org/multipage/#descendant-navigables" id="ref-for-descendant-navigables">descendant navigables</a>:</p>
         <ol>
          <li data-md>
-          <p>Let <var>navigable</var> be the <a data-link-type="dfn" href="https://html.spec.whatwg.org/multipage/document-sequences.html#navigables" id="ref-for-navigables⑧">navigable</a> whose <a data-link-type="dfn" href="https://html.spec.whatwg.org/multipage/document-sequences.html#nav-document" id="ref-for-nav-document③">active document</a> is <var>context</var>’s <a data-link-type="dfn" href="https://html.spec.whatwg.org/multipage/document-sequences.html#active-document" id="ref-for-active-document①②">active document</a>.</p>
+          <p>Let <var>navigable</var> be the <a data-link-type="dfn" href="https://html.spec.whatwg.org/multipage/document-sequences.html#navigables" id="ref-for-navigables①①">navigable</a> whose <a data-link-type="dfn" href="https://html.spec.whatwg.org/multipage/document-sequences.html#nav-document" id="ref-for-nav-document⑨">active document</a> is <var>navigable</var>’s <a data-link-type="dfn" href="https://html.spec.whatwg.org/multipage/document-sequences.html#nav-document" id="ref-for-nav-document①⓪">active document</a>.</p>
          <li data-md>
           <p>If <var>device pixel ratio</var> is not null:</p>
           <ol>
@@ -4109,7 +4084,7 @@ <h5 class="heading settled" data-level="7.3.3.11" id="command-browsingContext-se
           </ol>
          <li data-md>
           <p>Run <a data-link-type="dfn" href="https://drafts.csswg.org/cssom-view/#evaluate-media-queries-and-report-changes" id="ref-for-evaluate-media-queries-and-report-changes">evaluate media queries and report changes</a> for <a data-link-type="dfn" href="https://dom.spec.whatwg.org/#concept-document" id="ref-for-concept-document①">document</a> currently loaded
- in a specified <var>context</var>.</p>
+ in a specified <var>navigable</var>.</p>
         </ol>
       </ol>
      <li data-md>
@@ -4142,12 +4117,9 @@ <h5 class="heading settled" data-level="7.3.3.12" id="command-browsingContext-tr
      The <a data-link-type="dfn" href="https://w3c.github.io/webdriver/#dfn-remote-end-steps" id="ref-for-dfn-remote-end-steps②②">remote end steps</a> with <var>command parameters</var> are: 
     <ol>
      <li data-md>
-      <p>Let <var>browsing context</var> be the result of <a data-link-type="dfn" href="https://w3c.github.io/webdriver/#dfn-try" id="ref-for-dfn-try②⑧">trying</a> to <a data-link-type="dfn" href="#get-a-browsing-context" id="ref-for-get-a-browsing-context①①">get a browsing context</a> with <var>command parameters</var>["<code>context</code>"].</p>
-     <li data-md>
-      <p class="assertion">Assert: <var>browsing context</var> is not null.</p>
+      <p>Let <var>navigable</var> be the result of <a data-link-type="dfn" href="https://w3c.github.io/webdriver/#dfn-try" id="ref-for-dfn-try②⑨">trying</a> to <a data-link-type="dfn" href="#get-a-navigable" id="ref-for-get-a-navigable①②">get a navigable</a> with <var>command parameters</var>["<code>context</code>"].</p>
      <li data-md>
-      <p>Let <var>navigable</var> be the <a data-link-type="dfn" href="https://html.spec.whatwg.org/multipage/document-sequences.html#navigables" id="ref-for-navigables⑨">navigable</a> whose <a data-link-type="dfn" href="https://html.spec.whatwg.org/multipage/document-sequences.html#nav-document" id="ref-for-nav-document④">active
- document</a> is <var>browsing context</var>’s <a data-link-type="dfn" href="https://html.spec.whatwg.org/multipage/document-sequences.html#active-document" id="ref-for-active-document①③">active document</a>.</p>
+      <p class="assertion">Assert: <var>navigable</var> is not null.</p>
      <li data-md>
       <p>Let <var>delta</var> be <var>command parameters</var>["<code>delta</code>"].</p>
      <li data-md>
@@ -4221,12 +4193,12 @@ <h5 class="heading settled" data-level="7.3.4.1" id="event-browsingContext-conte
 </pre>
    </dl>
    <div class="algorithm" data-algorithm="Recursively emit context created events">
-    <p>To <dfn class="dfn-paneled" data-dfn-type="dfn" data-noexport id="recursively-emit-context-created-events">Recursively emit context created events</dfn> given <var>session</var> and <var>context</var>:</p>
+    <p>To <dfn class="dfn-paneled" data-dfn-type="dfn" data-noexport id="recursively-emit-context-created-events">Recursively emit context created events</dfn> given <var>session</var> and <var>navigable</var>:</p>
     <ol>
      <li data-md>
-      <p><a data-link-type="dfn" href="#emit-a-context-created-event" id="ref-for-emit-a-context-created-event">Emit a context created event</a> with <var>session</var> and <var>context</var>.</p>
+      <p><a data-link-type="dfn" href="#emit-a-context-created-event" id="ref-for-emit-a-context-created-event">Emit a context created event</a> with <var>session</var> and <var>navigable</var>.</p>
      <li data-md>
-      <p>For each child browsing context, <var>child</var>, of <var>context</var>:</p>
+      <p>For each child navigable, <var>child</var>, of <var>navigable</var>:</p>
       <ol>
        <li data-md>
         <p><a data-link-type="dfn" href="#recursively-emit-context-created-events" id="ref-for-recursively-emit-context-created-events">Recursively emit context created events</a> given <var>session</var> and <var>child</var>.</p>
@@ -4234,10 +4206,10 @@ <h5 class="heading settled" data-level="7.3.4.1" id="event-browsingContext-conte
     </ol>
    </div>
    <div class="algorithm" data-algorithm="Emit a context created event">
-    <p>To <dfn class="dfn-paneled" data-dfn-type="dfn" data-noexport id="emit-a-context-created-event">Emit a context created event</dfn> given <var>session</var> and <var>context</var>:</p>
+    <p>To <dfn class="dfn-paneled" data-dfn-type="dfn" data-noexport id="emit-a-context-created-event">Emit a context created event</dfn> given <var>session</var> and <var>navigable</var>:</p>
     <ol>
      <li data-md>
-      <p>Let <var>params</var> be the result of <a data-link-type="dfn" href="#get-the-browsing-context-info" id="ref-for-get-the-browsing-context-info②">get the browsing context info</a> given <var>context</var>, 0, and true.</p>
+      <p>Let <var>params</var> be the result of <a data-link-type="dfn" href="#get-the-navigable-info" id="ref-for-get-the-navigable-info②">get the navigable info</a> given <var>navigable</var>, 0, and true.</p>
      <li data-md>
       <p>Let <var>body</var> be a <a data-link-type="dfn" href="https://infra.spec.whatwg.org/#ordered-map" id="ref-for-ordered-map③②">map</a> matching the <code>browsingContext.ContextCreated</code> production, with the <code>params</code> field set to <var>params</var>.</p>
      <li data-md>
@@ -4249,33 +4221,30 @@ <h5 class="heading settled" data-level="7.3.4.1" id="event-browsingContext-conte
 the <dfn data-dfn-type="dfn" data-export id="webdriver-bidi-navigable-created">WebDriver BiDi navigable created<a class="self-link" href="#webdriver-bidi-navigable-created"></a></dfn> steps given <var>navigable</var> and <var>opener navigable</var>:</p>
     <ol>
      <li data-md>
-      <p>Let <var>context</var> be <var>navigable</var>’s <a data-link-type="dfn" href="https://html.spec.whatwg.org/multipage/document-sequences.html#nav-bc" id="ref-for-nav-bc②">active browsing context</a>.</p>
+      <p>Set <var>navigable</var>’s <a data-link-type="dfn" href="#original-opener" id="ref-for-original-opener②">original opener</a> to <var>opener navigable</var>,
+ if <var>opener navigable</var> is provided.</p>
      <li data-md>
-      <p>If the <a data-link-type="dfn" href="#context-cache-behavior" id="ref-for-context-cache-behavior">context cache behavior</a> with <var>context</var> is "<code>bypass</code>",
+      <p>If the <a data-link-type="dfn" href="#navigable-cache-behavior" id="ref-for-navigable-cache-behavior">navigable cache behavior</a> with <var>navigable</var> is "<code>bypass</code>",
  then perform implementation-defined steps to disable any implementation-specific
- resource caches for network requests originating from <var>context</var>.</p>
+ resource caches for network requests originating from <var>navigable</var>.</p>
      <li data-md>
-      <p>Set <var>context</var>’s <a data-link-type="dfn" href="#original-opener" id="ref-for-original-opener②">original opener</a> to <var>opener navigable</var>’s <a data-link-type="dfn" href="https://html.spec.whatwg.org/multipage/document-sequences.html#nav-bc" id="ref-for-nav-bc③">active browsing context</a>,
- if <var>opener navigable</var> is provided.</p>
-     <li data-md>
-      <p>Let <var>related browsing contexts</var> be a <a data-link-type="dfn" href="https://infra.spec.whatwg.org/#ordered-set" id="ref-for-ordered-set①⑧">set</a> containing <var>context</var>.</p>
+      <p>Let <var>related navigables</var> be a <a data-link-type="dfn" href="https://infra.spec.whatwg.org/#ordered-set" id="ref-for-ordered-set①⑦">set</a> containing <var>navigable</var>.</p>
      <li data-md>
-      <p>For each <var>session</var> in the <a data-link-type="dfn" href="#set-of-sessions-for-which-an-event-is-enabled" id="ref-for-set-of-sessions-for-which-an-event-is-enabled">set of sessions for which an event is enabled</a> given "<code>browsingContext.contextCreated</code>" and <var>related browsing
- contexts</var>:</p>
+      <p>For each <var>session</var> in the <a data-link-type="dfn" href="#set-of-sessions-for-which-an-event-is-enabled" id="ref-for-set-of-sessions-for-which-an-event-is-enabled">set of sessions for which an event is enabled</a> given "<code>browsingContext.contextCreated</code>" and <var>related navigables</var>:</p>
       <ol>
        <li data-md>
-        <p><a data-link-type="dfn" href="#emit-a-context-created-event" id="ref-for-emit-a-context-created-event①">Emit a context created event</a> given <var>session</var> and <var>context</var>.</p>
+        <p><a data-link-type="dfn" href="#emit-a-context-created-event" id="ref-for-emit-a-context-created-event①">Emit a context created event</a> given <var>session</var> and <var>navigable</var>.</p>
       </ol>
     </ol>
    </div>
    <div class="algorithm" data-algorithm="remote end subscribe steps for browsingContext.contextCreated">
-    <p>The <a data-link-type="dfn" href="#event-remote-end-subscribe-steps" id="ref-for-event-remote-end-subscribe-steps②">remote end subscribe steps</a>, with <a data-link-type="dfn" href="#event-subscribe-priority" id="ref-for-event-subscribe-priority①">subscribe priority</a> 1, given <var>session</var>, <var>contexts</var> and <var>include global</var> are:</p>
+    <p>The <a data-link-type="dfn" href="#event-remote-end-subscribe-steps" id="ref-for-event-remote-end-subscribe-steps②">remote end subscribe steps</a>, with <a data-link-type="dfn" href="#event-subscribe-priority" id="ref-for-event-subscribe-priority①">subscribe priority</a> 1, given <var>session</var>, <var>navigables</var> and <var>include global</var> are:</p>
     <ol>
      <li data-md>
-      <p>For each <var>context</var> in <var>contexts</var>:</p>
+      <p>For each <var>navigable</var> in <var>navigables</var>:</p>
       <ol>
        <li data-md>
-        <p><a data-link-type="dfn" href="#recursively-emit-context-created-events" id="ref-for-recursively-emit-context-created-events①">Recursively emit context created events</a> given <var>session</var> and <var>context</var>.</p>
+        <p><a data-link-type="dfn" href="#recursively-emit-context-created-events" id="ref-for-recursively-emit-context-created-events①">Recursively emit context created events</a> given <var>session</var> and <var>navigable</var>.</p>
       </ol>
     </ol>
    </div>
@@ -4292,24 +4261,22 @@ <h5 class="heading settled" data-level="7.3.4.2" id="event-browsingContext-conte
     The <a data-link-type="dfn" href="#event-remote-end-event-trigger" id="ref-for-event-remote-end-event-trigger①">remote end event trigger</a> is: 
    <div class="algorithm" data-algorithm="remote end event trigger for browsingContext.contexDestroyed">
     <p>The <a data-link-type="dfn" href="#event-remote-end-event-trigger" id="ref-for-event-remote-end-event-trigger②">remote end event trigger</a> is
-the <dfn data-dfn-type="dfn" data-export id="webdriver-bidi-navigable-destroyed">WebDriver BiDi navigable destroyed<a class="self-link" href="#webdriver-bidi-navigable-destroyed"></a></dfn> steps given <var>navigable</var> and <var>context</var>:</p>
+the <dfn data-dfn-type="dfn" data-export id="webdriver-bidi-navigable-destroyed">WebDriver BiDi navigable destroyed<a class="self-link" href="#webdriver-bidi-navigable-destroyed"></a></dfn> steps given <var>navigable</var> and <var>browsing context</var>:</p>
     <ol>
      <li data-md>
-      <p>Let <var>params</var> be the result of <a data-link-type="dfn" href="#get-the-browsing-context-info" id="ref-for-get-the-browsing-context-info③">get the browsing context info</a>, given <var>context</var>, null, and true.</p>
+      <p>Let <var>params</var> be the result of <a data-link-type="dfn" href="#get-the-navigable-info" id="ref-for-get-the-navigable-info③">get the navigable info</a>, given <var>navigable</var>, null, and true.</p>
      <li data-md>
       <p>Let <var>body</var> be a <a data-link-type="dfn" href="https://infra.spec.whatwg.org/#ordered-map" id="ref-for-ordered-map③③">map</a> matching the <code>browsingContext.ContextDestroyed</code> production, with the <code>params</code> field set to <var>params</var>.</p>
      <li data-md>
-      <p>Let <var>related browsing contexts</var> be a <a data-link-type="dfn" href="https://infra.spec.whatwg.org/#ordered-set" id="ref-for-ordered-set①⑨">set</a> containing the result of <a data-link-type="dfn" href="#get-the-parent-browsing-context" id="ref-for-get-the-parent-browsing-context①">get the parent browsing context</a> with <var>context</var>, if that is not
- null, or an empty <a data-link-type="dfn" href="https://infra.spec.whatwg.org/#ordered-set" id="ref-for-ordered-set②⓪">set</a> otherwise.</p>
+      <p>Let <var>related navigables</var> be a <a data-link-type="dfn" href="https://infra.spec.whatwg.org/#ordered-set" id="ref-for-ordered-set①⑧">set</a> containing the result of <a data-link-type="dfn" href="#get-the-parent-navigable" id="ref-for-get-the-parent-navigable①">get the parent navigable</a> with <var>navigable</var>, if that is not
+ null, or an empty <a data-link-type="dfn" href="https://infra.spec.whatwg.org/#ordered-set" id="ref-for-ordered-set①⑨">set</a> otherwise.</p>
      <li data-md>
-      <p>For each <var>session</var> in the <a data-link-type="dfn" href="#set-of-sessions-for-which-an-event-is-enabled" id="ref-for-set-of-sessions-for-which-an-event-is-enabled①">set of sessions for which an event is enabled</a> given "<code>browsingContext.contextDestroyed</code>" and <var>related browsing
- contexts</var>:</p>
+      <p>For each <var>session</var> in the <a data-link-type="dfn" href="#set-of-sessions-for-which-an-event-is-enabled" id="ref-for-set-of-sessions-for-which-an-event-is-enabled①">set of sessions for which an event is enabled</a> given "<code>browsingContext.contextDestroyed</code>" and <var>related navigables</var>:</p>
       <ol>
        <li data-md>
         <p><a data-link-type="dfn" href="#emit-an-event" id="ref-for-emit-an-event①">Emit an event</a> with <var>session</var> and <var>body</var>.</p>
       </ol>
     </ol>
-    <p class="issue" id="issue-7a4ace46"><a class="self-link" href="#issue-7a4ace46"></a> the way this hooks into HTML feels very fragile. See https://github.com/whatwg/html/issues/6194</p>
     <p class="issue" id="issue-4e122e13"><a class="self-link" href="#issue-4e122e13"></a> It’s unclear if we ought to only fire this event for browsing
 contexts that have active documents; navigation can also cause contexts to
 become inaccessible but not yet get discarded because bfcache.</p>
@@ -4326,20 +4293,20 @@ <h5 class="heading settled" data-level="7.3.4.3" id="event-browsingContext-navig
    </dl>
    <div class="algorithm" data-algorithm="WebDriver BiDi navigation started">
      The <a data-link-type="dfn" href="#event-remote-end-event-trigger" id="ref-for-event-remote-end-event-trigger③">remote end event trigger</a> is the <dfn data-dfn-type="dfn" data-export data-lt="WebDriver BiDi navigation started" id="webdriver-bidi-navigation-started">WebDriver BiDi navigation
-started<a class="self-link" href="#webdriver-bidi-navigation-started"></a></dfn> steps given <var>context</var> and <var>navigation status</var>: 
+started<a class="self-link" href="#webdriver-bidi-navigation-started"></a></dfn> steps given <var>navigable</var> and <var>navigation status</var>: 
     <ol>
      <li data-md>
-      <p>Let <var>params</var> be the result of <a data-link-type="dfn" href="#get-the-navigation-info" id="ref-for-get-the-navigation-info">get the navigation info</a> given <var>context</var> and <var>navigation status</var>.</p>
+      <p>Let <var>params</var> be the result of <a data-link-type="dfn" href="#get-the-navigation-info" id="ref-for-get-the-navigation-info">get the navigation info</a> given <var>navigable</var> and <var>navigation status</var>.</p>
      <li data-md>
       <p>Let <var>body</var> be a <a data-link-type="dfn" href="https://infra.spec.whatwg.org/#ordered-map" id="ref-for-ordered-map③④">map</a> matching the <code>browsingContext.NavigationStarted</code> production, with the <code>params</code> field set to <var>params</var>.</p>
      <li data-md>
       <p>Let <var>navigation id</var> be <var>navigation status</var>’s id.</p>
      <li data-md>
-      <p>Let <var>related browsing contexts</var> be a <a data-link-type="dfn" href="https://infra.spec.whatwg.org/#ordered-set" id="ref-for-ordered-set②①">set</a> containing <var>context</var>.</p>
+      <p>Let <var>related navigables</var> be a <a data-link-type="dfn" href="https://infra.spec.whatwg.org/#ordered-set" id="ref-for-ordered-set②⓪">set</a> containing <var>navigable</var>.</p>
      <li data-md>
       <p><a data-link-type="dfn" href="#resume" id="ref-for-resume③">Resume</a> with "<code>navigation started</code>", <var>navigation id</var>, and <var>navigation status</var>.</p>
      <li data-md>
-      <p>For each <var>session</var> in the <a data-link-type="dfn" href="#set-of-sessions-for-which-an-event-is-enabled" id="ref-for-set-of-sessions-for-which-an-event-is-enabled②">set of sessions for which an event is enabled</a> given "<code>browsingContext.navigationStarted</code>" and <var>related browsing contexts</var>:</p>
+      <p>For each <var>session</var> in the <a data-link-type="dfn" href="#set-of-sessions-for-which-an-event-is-enabled" id="ref-for-set-of-sessions-for-which-an-event-is-enabled②">set of sessions for which an event is enabled</a> given "<code>browsingContext.navigationStarted</code>" and <var>related navigables</var>:</p>
       <ol>
        <li data-md>
         <p><a data-link-type="dfn" href="#emit-an-event" id="ref-for-emit-an-event②">Emit an event</a> with <var>session</var> and <var>body</var>.</p>
@@ -4358,20 +4325,20 @@ <h5 class="heading settled" data-level="7.3.4.4" id="event-browsingContext-fragm
    </dl>
    <div class="algorithm" data-algorithm="WebDriver BiDi fragment navigated">
      The <a data-link-type="dfn" href="#event-remote-end-event-trigger" id="ref-for-event-remote-end-event-trigger④">remote end event trigger</a> is the <dfn data-dfn-type="dfn" data-export data-lt="WebDriver BiDi fragment navigated" id="webdriver-bidi-fragment-navigated">WebDriver BiDi fragment
-navigated<a class="self-link" href="#webdriver-bidi-fragment-navigated"></a></dfn> steps given <var>context</var> and <var>navigation status</var>: 
+navigated<a class="self-link" href="#webdriver-bidi-fragment-navigated"></a></dfn> steps given <var>navigable</var> and <var>navigation status</var>: 
     <ol>
      <li data-md>
-      <p>Let <var>params</var> be the result of <a data-link-type="dfn" href="#get-the-navigation-info" id="ref-for-get-the-navigation-info①">get the navigation info</a> given <var>context</var> and <var>navigation status</var>.</p>
+      <p>Let <var>params</var> be the result of <a data-link-type="dfn" href="#get-the-navigation-info" id="ref-for-get-the-navigation-info①">get the navigation info</a> given <var>navigable</var> and <var>navigation status</var>.</p>
      <li data-md>
       <p>Let <var>body</var> be a <a data-link-type="dfn" href="https://infra.spec.whatwg.org/#ordered-map" id="ref-for-ordered-map③⑤">map</a> matching the <code>browsingContext.FragmentNavigated</code> production, with the <code>params</code> field set to <var>params</var>.</p>
      <li data-md>
       <p>Let <var>navigation id</var> be <var>navigation status</var>’s id.</p>
      <li data-md>
-      <p>Let <var>related browsing contexts</var> be a <a data-link-type="dfn" href="https://infra.spec.whatwg.org/#ordered-set" id="ref-for-ordered-set②②">set</a> containing <var>context</var>.</p>
+      <p>Let <var>related navigable</var> be a <a data-link-type="dfn" href="https://infra.spec.whatwg.org/#ordered-set" id="ref-for-ordered-set②①">set</a> containing <var>navigable</var>.</p>
      <li data-md>
       <p><a data-link-type="dfn" href="#resume" id="ref-for-resume④">Resume</a> with "<code>fragment navigated</code>", <var>navigation id</var>, and <var>navigation status</var>.</p>
      <li data-md>
-      <p>For each <var>session</var> in the <a data-link-type="dfn" href="#set-of-sessions-for-which-an-event-is-enabled" id="ref-for-set-of-sessions-for-which-an-event-is-enabled③">set of sessions for which an event is enabled</a> given "<code>browsingContext.fragmentNavigated</code>" and <var>related browsing contexts</var>:</p>
+      <p>For each <var>session</var> in the <a data-link-type="dfn" href="#set-of-sessions-for-which-an-event-is-enabled" id="ref-for-set-of-sessions-for-which-an-event-is-enabled③">set of sessions for which an event is enabled</a> given "<code>browsingContext.fragmentNavigated</code>" and <var>related navigable</var>:</p>
       <ol>
        <li data-md>
         <p><a data-link-type="dfn" href="#emit-an-event" id="ref-for-emit-an-event③">Emit an event</a> with <var>session</var> and <var>body</var>.</p>
@@ -4390,20 +4357,20 @@ <h5 class="heading settled" data-level="7.3.4.5" id="event-browsingContext-domCo
    </dl>
    <div class="algorithm" data-algorithm="WebDriver BiDi DOM content loaded">
      The <a data-link-type="dfn" href="#event-remote-end-event-trigger" id="ref-for-event-remote-end-event-trigger⑤">remote end event trigger</a> is the <dfn data-dfn-type="dfn" data-export data-lt="WebDriver BiDi DOM content loaded" id="webdriver-bidi-dom-content-loaded">WebDriver BiDi DOM content
-loaded<a class="self-link" href="#webdriver-bidi-dom-content-loaded"></a></dfn> steps given <var>context</var> and <var>navigation status</var>: 
+loaded<a class="self-link" href="#webdriver-bidi-dom-content-loaded"></a></dfn> steps given <var>navigable</var> and <var>navigation status</var>: 
     <ol>
      <li data-md>
-      <p>Let <var>params</var> be the result of <a data-link-type="dfn" href="#get-the-navigation-info" id="ref-for-get-the-navigation-info②">get the navigation info</a> given <var>context</var> and <var>navigation status</var>.</p>
+      <p>Let <var>params</var> be the result of <a data-link-type="dfn" href="#get-the-navigation-info" id="ref-for-get-the-navigation-info②">get the navigation info</a> given <var>navigable</var> and <var>navigation status</var>.</p>
      <li data-md>
       <p>Let <var>body</var> be a <a data-link-type="dfn" href="https://infra.spec.whatwg.org/#ordered-map" id="ref-for-ordered-map③⑥">map</a> matching the <code>browsingContext.DomContentLoaded</code> production, with the <code>params</code> field set to <var>params</var>.</p>
      <li data-md>
-      <p>Let <var>related browsing contexts</var> be a <a data-link-type="dfn" href="https://infra.spec.whatwg.org/#ordered-set" id="ref-for-ordered-set②③">set</a> containing <var>context</var>.</p>
+      <p>Let <var>related navigables</var> be a <a data-link-type="dfn" href="https://infra.spec.whatwg.org/#ordered-set" id="ref-for-ordered-set②②">set</a> containing <var>navigable</var>.</p>
      <li data-md>
       <p>Let <var>navigation id</var> be <var>navigation status</var>’s id.</p>
      <li data-md>
       <p><a data-link-type="dfn" href="#resume" id="ref-for-resume⑤">Resume</a> with "<code>domContentLoaded</code>", <var>navigation id</var>, and <var>navigation status</var>.</p>
      <li data-md>
-      <p>For each <var>session</var> in the <a data-link-type="dfn" href="#set-of-sessions-for-which-an-event-is-enabled" id="ref-for-set-of-sessions-for-which-an-event-is-enabled④">set of sessions for which an event is enabled</a> given "<code>browsingContext.domContentLoaded</code>" and <var>related browsing contexts</var>:</p>
+      <p>For each <var>session</var> in the <a data-link-type="dfn" href="#set-of-sessions-for-which-an-event-is-enabled" id="ref-for-set-of-sessions-for-which-an-event-is-enabled④">set of sessions for which an event is enabled</a> given "<code>browsingContext.domContentLoaded</code>" and <var>related navigables</var>:</p>
       <ol>
        <li data-md>
         <p><a data-link-type="dfn" href="#emit-an-event" id="ref-for-emit-an-event④">Emit an event</a> with <var>session</var> and <var>body</var>.</p>
@@ -4422,20 +4389,20 @@ <h5 class="heading settled" data-level="7.3.4.6" id="event-browsingContext-load"
    </dl>
    <div class="algorithm" data-algorithm="WebDriver BiDi load complete">
      The <a data-link-type="dfn" href="#event-remote-end-event-trigger" id="ref-for-event-remote-end-event-trigger⑥">remote end event trigger</a> is the <dfn data-dfn-type="dfn" data-export data-lt="WebDriver BiDi load complete" id="webdriver-bidi-load-complete">WebDriver BiDi load
-complete<a class="self-link" href="#webdriver-bidi-load-complete"></a></dfn> steps given <var>context</var> and <var>navigation status</var>: 
+complete<a class="self-link" href="#webdriver-bidi-load-complete"></a></dfn> steps given <var>navigable</var> and <var>navigation status</var>: 
     <ol>
      <li data-md>
-      <p>Let <var>params</var> be the result of <a data-link-type="dfn" href="#get-the-navigation-info" id="ref-for-get-the-navigation-info③">get the navigation info</a> given <var>context</var> and <var>navigation status</var>.</p>
+      <p>Let <var>params</var> be the result of <a data-link-type="dfn" href="#get-the-navigation-info" id="ref-for-get-the-navigation-info③">get the navigation info</a> given <var>navigable</var> and <var>navigation status</var>.</p>
      <li data-md>
       <p>Let <var>body</var> be a <a data-link-type="dfn" href="https://infra.spec.whatwg.org/#ordered-map" id="ref-for-ordered-map③⑦">map</a> matching the <code>browsingContext.Load</code> production, with the <code>params</code> field set to <var>params</var>.</p>
      <li data-md>
-      <p>Let <var>related browsing contexts</var> be a <a data-link-type="dfn" href="https://infra.spec.whatwg.org/#ordered-set" id="ref-for-ordered-set②④">set</a> containing <var>context</var>.</p>
+      <p>Let <var>related navigables</var> be a <a data-link-type="dfn" href="https://infra.spec.whatwg.org/#ordered-set" id="ref-for-ordered-set②③">set</a> containing <var>navigable</var>.</p>
      <li data-md>
       <p>Let <var>navigation id</var> be <var>navigation status</var>’s id.</p>
      <li data-md>
       <p><a data-link-type="dfn" href="#resume" id="ref-for-resume⑥">Resume</a> with "<code>load</code>", <var>navigation id</var> and <var>navigation status</var>.</p>
      <li data-md>
-      <p>For each <var>session</var> in the <a data-link-type="dfn" href="#set-of-sessions-for-which-an-event-is-enabled" id="ref-for-set-of-sessions-for-which-an-event-is-enabled⑤">set of sessions for which an event is enabled</a> given "<code>browsingContext.load</code>" and <var>related browsing contexts</var>:</p>
+      <p>For each <var>session</var> in the <a data-link-type="dfn" href="#set-of-sessions-for-which-an-event-is-enabled" id="ref-for-set-of-sessions-for-which-an-event-is-enabled⑤">set of sessions for which an event is enabled</a> given "<code>browsingContext.load</code>" and <var>related navigables</var>:</p>
       <ol>
        <li data-md>
         <p><a data-link-type="dfn" href="#emit-an-event" id="ref-for-emit-an-event⑤">Emit an event</a> with <var>session</var> and <var>body</var>.</p>
@@ -4454,20 +4421,20 @@ <h5 class="heading settled" data-level="7.3.4.7" id="event-browsingContext-downo
    </dl>
    <div class="algorithm" data-algorithm="WebDriver BiDi download started">
      The <a data-link-type="dfn" href="#event-remote-end-event-trigger" id="ref-for-event-remote-end-event-trigger⑦">remote end event trigger</a> is the <dfn data-dfn-type="dfn" data-export data-lt="WebDriver BiDi download started" id="webdriver-bidi-download-started">WebDriver BiDi download
-started<a class="self-link" href="#webdriver-bidi-download-started"></a></dfn> steps given <var>context</var> and <var>navigation status</var>: 
+started<a class="self-link" href="#webdriver-bidi-download-started"></a></dfn> steps given <var>navigable</var> and <var>navigation status</var>: 
     <ol>
      <li data-md>
-      <p>Let <var>params</var> be the result of <a data-link-type="dfn" href="#get-the-navigation-info" id="ref-for-get-the-navigation-info④">get the navigation info</a> given <var>context</var> and <var>navigation status</var>.</p>
+      <p>Let <var>params</var> be the result of <a data-link-type="dfn" href="#get-the-navigation-info" id="ref-for-get-the-navigation-info④">get the navigation info</a> given <var>navigable</var> and <var>navigation status</var>.</p>
      <li data-md>
       <p>Let <var>body</var> be a <a data-link-type="dfn" href="https://infra.spec.whatwg.org/#ordered-map" id="ref-for-ordered-map③⑧">map</a> matching the <code>browsingContext.DownloadWillBegin</code> production, with the <code>params</code> field set to <var>params</var>.</p>
      <li data-md>
       <p>Let <var>navigation id</var> be <var>navigation status</var>’s id.</p>
      <li data-md>
-      <p>Let <var>related browsing contexts</var> be a <a data-link-type="dfn" href="https://infra.spec.whatwg.org/#ordered-set" id="ref-for-ordered-set②⑤">set</a> containing <var>context</var>.</p>
+      <p>Let <var>related navigables</var> be a <a data-link-type="dfn" href="https://infra.spec.whatwg.org/#ordered-set" id="ref-for-ordered-set②④">set</a> containing <var>navigable</var>.</p>
      <li data-md>
       <p><a data-link-type="dfn" href="#resume" id="ref-for-resume⑦">Resume</a> with "<code>download started</code>", <var>navigation id</var>, and <var>navigation status</var>.</p>
      <li data-md>
-      <p>For each <var>session</var> in the <a data-link-type="dfn" href="#set-of-sessions-for-which-an-event-is-enabled" id="ref-for-set-of-sessions-for-which-an-event-is-enabled⑥">set of sessions for which an event is enabled</a> given "<code>browsingContext.downloadWillBegin</code>" and <var>related browsing contexts</var>:</p>
+      <p>For each <var>session</var> in the <a data-link-type="dfn" href="#set-of-sessions-for-which-an-event-is-enabled" id="ref-for-set-of-sessions-for-which-an-event-is-enabled⑥">set of sessions for which an event is enabled</a> given "<code>browsingContext.downloadWillBegin</code>" and <var>related navigables</var>:</p>
       <ol>
        <li data-md>
         <p><a data-link-type="dfn" href="#emit-an-event" id="ref-for-emit-an-event⑥">Emit an event</a> with <var>session</var> and <var>body</var>.</p>
@@ -4486,20 +4453,20 @@ <h5 class="heading settled" data-level="7.3.4.8" id="event-browsingContext-navig
    </dl>
    <div class="algorithm" data-algorithm="WebDriver BiDi navigation aborted">
      The <a data-link-type="dfn" href="#event-remote-end-event-trigger" id="ref-for-event-remote-end-event-trigger⑧">remote end event trigger</a> is the <dfn data-dfn-type="dfn" data-export data-lt="WebDriver BiDi navigation aborted" id="webdriver-bidi-navigation-aborted">WebDriver BiDi navigation
-aborted<a class="self-link" href="#webdriver-bidi-navigation-aborted"></a></dfn> steps given <var>context</var> and <var>navigation status</var>: 
+aborted<a class="self-link" href="#webdriver-bidi-navigation-aborted"></a></dfn> steps given <var>navigable</var> and <var>navigation status</var>: 
     <ol>
      <li data-md>
-      <p>Let <var>params</var> be the result of <a data-link-type="dfn" href="#get-the-navigation-info" id="ref-for-get-the-navigation-info⑤">get the navigation info</a> given <var>context</var> and <var>navigation status</var>.</p>
+      <p>Let <var>params</var> be the result of <a data-link-type="dfn" href="#get-the-navigation-info" id="ref-for-get-the-navigation-info⑤">get the navigation info</a> given <var>navigable</var> and <var>navigation status</var>.</p>
      <li data-md>
       <p>Let <var>body</var> be a <a data-link-type="dfn" href="https://infra.spec.whatwg.org/#ordered-map" id="ref-for-ordered-map③⑨">map</a> matching the <code>browsingContext.NavigationAborted</code> production, with the <code>params</code> field set to <var>params</var>.</p>
      <li data-md>
       <p>Let <var>navigation id</var> be <var>navigation status</var>’s id.</p>
      <li data-md>
-      <p>Let <var>related browsing contexts</var> be a <a data-link-type="dfn" href="https://infra.spec.whatwg.org/#ordered-set" id="ref-for-ordered-set②⑥">set</a> containing <var>context</var>.</p>
+      <p>Let <var>related navigables</var> be a <a data-link-type="dfn" href="https://infra.spec.whatwg.org/#ordered-set" id="ref-for-ordered-set②⑤">set</a> containing <var>navigable</var>.</p>
      <li data-md>
       <p><a data-link-type="dfn" href="#resume" id="ref-for-resume⑧">Resume</a> with "<code>navigation aborted</code>", <var>navigation id</var>, and <var>navigation status</var>.</p>
      <li data-md>
-      <p>For each <var>session</var> in the <a data-link-type="dfn" href="#set-of-sessions-for-which-an-event-is-enabled" id="ref-for-set-of-sessions-for-which-an-event-is-enabled⑦">set of sessions for which an event is enabled</a> given "<code>browsingContext.navigationAborted</code>" and <var>related browsing contexts</var>:</p>
+      <p>For each <var>session</var> in the <a data-link-type="dfn" href="#set-of-sessions-for-which-an-event-is-enabled" id="ref-for-set-of-sessions-for-which-an-event-is-enabled⑦">set of sessions for which an event is enabled</a> given "<code>browsingContext.navigationAborted</code>" and <var>related navigables</var>:</p>
       <ol>
        <li data-md>
         <p><a data-link-type="dfn" href="#emit-an-event" id="ref-for-emit-an-event⑦">Emit an event</a> with <var>session</var> and <var>body</var>.</p>
@@ -4518,20 +4485,20 @@ <h5 class="heading settled" data-level="7.3.4.9" id="event-browsingContext-navig
    </dl>
    <div class="algorithm" data-algorithm="WebDriver BiDi navigation failed">
      The <a data-link-type="dfn" href="#event-remote-end-event-trigger" id="ref-for-event-remote-end-event-trigger⑨">remote end event trigger</a> is the <dfn data-dfn-type="dfn" data-export data-lt="WebDriver BiDi navigation failed" id="webdriver-bidi-navigation-failed">WebDriver BiDi navigation
-failed<a class="self-link" href="#webdriver-bidi-navigation-failed"></a></dfn> steps given <var>context</var> and <var>navigation status</var>: 
+failed<a class="self-link" href="#webdriver-bidi-navigation-failed"></a></dfn> steps given <var>navigable</var> and <var>navigation status</var>: 
     <ol>
      <li data-md>
-      <p>Let <var>params</var> be the result of <a data-link-type="dfn" href="#get-the-navigation-info" id="ref-for-get-the-navigation-info⑥">get the navigation info</a> given <var>context</var> and <var>navigation status</var>.</p>
+      <p>Let <var>params</var> be the result of <a data-link-type="dfn" href="#get-the-navigation-info" id="ref-for-get-the-navigation-info⑥">get the navigation info</a> given <var>navigable</var> and <var>navigation status</var>.</p>
      <li data-md>
       <p>Let <var>body</var> be a <a data-link-type="dfn" href="https://infra.spec.whatwg.org/#ordered-map" id="ref-for-ordered-map④⓪">map</a> matching the <code>browsingContext.NavigationFailed</code> production, with the <code>params</code> field set to <var>params</var>.</p>
      <li data-md>
       <p>Let <var>navigation id</var> be <var>navigation status</var>’s id.</p>
      <li data-md>
-      <p>Let <var>related browsing contexts</var> be a <a data-link-type="dfn" href="https://infra.spec.whatwg.org/#ordered-set" id="ref-for-ordered-set②⑦">set</a> containing <var>context</var>.</p>
+      <p>Let <var>related navigables</var> be a <a data-link-type="dfn" href="https://infra.spec.whatwg.org/#ordered-set" id="ref-for-ordered-set②⑥">set</a> containing <var>navigable</var>.</p>
      <li data-md>
       <p><a data-link-type="dfn" href="#resume" id="ref-for-resume⑨">Resume</a> with "<code>navigation failed</code>", <var>navigation id</var>, and <var>navigation status</var>.</p>
      <li data-md>
-      <p>For each <var>session</var> in the <a data-link-type="dfn" href="#set-of-sessions-for-which-an-event-is-enabled" id="ref-for-set-of-sessions-for-which-an-event-is-enabled⑧">set of sessions for which an event is enabled</a> given "<code>browsingContext.navigationFailed</code>" and <var>related browsing contexts</var>:</p>
+      <p>For each <var>session</var> in the <a data-link-type="dfn" href="#set-of-sessions-for-which-an-event-is-enabled" id="ref-for-set-of-sessions-for-which-an-event-is-enabled⑧">set of sessions for which an event is enabled</a> given "<code>browsingContext.navigationFailed</code>" and <var>related navigables</var>:</p>
       <ol>
        <li data-md>
         <p><a data-link-type="dfn" href="#emit-an-event" id="ref-for-emit-an-event⑧">Emit an event</a> with <var>session</var> and <var>body</var>.</p>
@@ -4560,18 +4527,18 @@ <h5 class="heading settled" data-level="7.3.4.10" id="event-browsingContext-user
 closed<a class="self-link" href="#webdriver-bidi-user-prompt-closed"></a></dfn> steps given <var>window</var>, <var>type</var>, <var>accepted</var> and optional <var>user text</var> (default: null). 
     <ol>
      <li data-md>
-      <p>Let <var>context</var> be <var>window</var>’s <a data-link-type="dfn" href="https://html.spec.whatwg.org/multipage/document-sequences.html#browsing-context" id="ref-for-browsing-context⑨">browsing context</a>.</p>
+      <p>Let <var>navigable</var> be <var>window</var>’s <a data-link-type="dfn" href="https://html.spec.whatwg.org/multipage/document-sequences.html#window-navigable" id="ref-for-window-navigable">navigable</a>.</p>
      <li data-md>
-      <p>Let <var>context id</var> be the <a data-link-type="dfn" href="#browsing-context-id" id="ref-for-browsing-context-id⑨">browsing context id</a> for <var>context</var>.</p>
+      <p>Let <var>navigable id</var> be the <a data-link-type="dfn" href="#navigable-id" id="ref-for-navigable-id⑨">navigable id</a> for <var>navigable</var>.</p>
      <li data-md>
-      <p>Let <var>params</var> be a <a data-link-type="dfn" href="https://infra.spec.whatwg.org/#ordered-map" id="ref-for-ordered-map④①">map</a> matching the <code>browsingContext.UserPromptClosedParameters</code> production with the <code>context</code> field set to <var>context id</var>, the <code>accepted</code> field set to <var>accepted</var>, the <code>type</code> field set to <var>type</var>, and the <code>userText</code> field set to <var>user text</var> if <var>user text</var> is not null or
+      <p>Let <var>params</var> be a <a data-link-type="dfn" href="https://infra.spec.whatwg.org/#ordered-map" id="ref-for-ordered-map④①">map</a> matching the <code>browsingContext.UserPromptClosedParameters</code> production with the <code>context</code> field set to <var>navigable id</var>, the <code>accepted</code> field set to <var>accepted</var>, the <code>type</code> field set to <var>type</var>, and the <code>userText</code> field set to <var>user text</var> if <var>user text</var> is not null or
  omitted otherwise.</p>
      <li data-md>
       <p>Let <var>body</var> be a <a data-link-type="dfn" href="https://infra.spec.whatwg.org/#ordered-map" id="ref-for-ordered-map④②">map</a> matching the <code>BrowsingContextUserPromptClosedEvent</code> production, with the <code>params</code> field set to <var>params</var>.</p>
      <li data-md>
-      <p>Let <var>related browsing contexts</var> be a <a data-link-type="dfn" href="https://infra.spec.whatwg.org/#ordered-set" id="ref-for-ordered-set②⑧">set</a> containing <var>context</var>.</p>
+      <p>Let <var>related navigables</var> be a <a data-link-type="dfn" href="https://infra.spec.whatwg.org/#ordered-set" id="ref-for-ordered-set②⑦">set</a> containing <var>navigable</var>.</p>
      <li data-md>
-      <p>For each <var>session</var> in the <a data-link-type="dfn" href="#set-of-sessions-for-which-an-event-is-enabled" id="ref-for-set-of-sessions-for-which-an-event-is-enabled⑨">set of sessions for which an event is enabled</a> given "<code>browsingContext.userPromptClosed</code>" and <var>related browsing contexts</var>:</p>
+      <p>For each <var>session</var> in the <a data-link-type="dfn" href="#set-of-sessions-for-which-an-event-is-enabled" id="ref-for-set-of-sessions-for-which-an-event-is-enabled⑨">set of sessions for which an event is enabled</a> given "<code>browsingContext.userPromptClosed</code>" and <var>related navigables</var>:</p>
       <ol>
        <li data-md>
         <p><a data-link-type="dfn" href="#emit-an-event" id="ref-for-emit-an-event⑨">Emit an event</a> with <var>session</var> and <var>body</var>.</p>
@@ -4601,23 +4568,23 @@ <h5 class="heading settled" data-level="7.3.4.11" id="event-browsingContext-user
 opened<a class="self-link" href="#webdriver-bidi-user-prompt-opened"></a></dfn> steps given <var>window</var>, <var>type</var>, <var>message</var>, and optional <var>default value</var> (default: null). 
     <ol>
      <li data-md>
-      <p>Let <var>context</var> be <var>window</var>’s <a data-link-type="dfn" href="https://html.spec.whatwg.org/multipage/document-sequences.html#browsing-context" id="ref-for-browsing-context①⓪">browsing context</a>.</p>
+      <p>Let <var>navigable</var> be <var>window</var>’s <a data-link-type="dfn" href="https://html.spec.whatwg.org/multipage/document-sequences.html#window-navigable" id="ref-for-window-navigable①">navigable</a>.</p>
      <li data-md>
-      <p>Let <var>context id</var> be the <a data-link-type="dfn" href="#browsing-context-id" id="ref-for-browsing-context-id①⓪">browsing context id</a> for <var>context</var>.</p>
+      <p>Let <var>navigable id</var> be the <a data-link-type="dfn" href="#navigable-id" id="ref-for-navigable-id①⓪">navigable id</a> for <var>navigable</var>.</p>
      <li data-md>
       <p>Let <var>handler configuration</var> be <a data-link-type="dfn" href="https://w3c.github.io/webdriver/#dfn-get-the-prompt-handler" id="ref-for-dfn-get-the-prompt-handler">get the prompt handler</a> with <var>type</var>.</p>
      <li data-md>
       <p>Let <var>handler</var> be <var>handler configuration</var>’s <a data-link-type="dfn" href="https://w3c.github.io/webdriver/#dfn-handler" id="ref-for-dfn-handler">handler</a>.</p>
      <li data-md>
-      <p>Let <var>params</var> be a <a data-link-type="dfn" href="https://infra.spec.whatwg.org/#ordered-map" id="ref-for-ordered-map④③">map</a> matching the <code>browsingContext.UserPromptOpenedParameters</code> production with the <code>context</code> field set to <var>context id</var>, the <code>type</code> field
+      <p>Let <var>params</var> be a <a data-link-type="dfn" href="https://infra.spec.whatwg.org/#ordered-map" id="ref-for-ordered-map④③">map</a> matching the <code>browsingContext.UserPromptOpenedParameters</code> production with the <code>context</code> field set to <var>navigable id</var>, the <code>type</code> field
  set to <var>type</var>, the <code>message</code> field set to <var>message</var>, the <code>defaultValue</code> field set to <var>default value</var> if <var>default value</var> is
  not null or omitted otherwise, and the <code>handler</code> field set to <var>handler</var>.</p>
      <li data-md>
       <p>Let <var>body</var> be a <a data-link-type="dfn" href="https://infra.spec.whatwg.org/#ordered-map" id="ref-for-ordered-map④④">map</a> matching the <code>browsingContext.UserPromptOpened</code> production, with the <code>params</code> field set to <var>params</var>.</p>
      <li data-md>
-      <p>Let <var>related browsing contexts</var> be a <a data-link-type="dfn" href="https://infra.spec.whatwg.org/#ordered-set" id="ref-for-ordered-set②⑨">set</a> containing <var>context</var>.</p>
+      <p>Let <var>related navigables</var> be a <a data-link-type="dfn" href="https://infra.spec.whatwg.org/#ordered-set" id="ref-for-ordered-set②⑧">set</a> containing <var>navigable</var>.</p>
      <li data-md>
-      <p>For each <var>session</var> in the <a data-link-type="dfn" href="#set-of-sessions-for-which-an-event-is-enabled" id="ref-for-set-of-sessions-for-which-an-event-is-enabled①⓪">set of sessions for which an event is enabled</a> given "<code>browsingContext.userPromptOpened</code>" and <var>related browsing contexts</var>:</p>
+      <p>For each <var>session</var> in the <a data-link-type="dfn" href="#set-of-sessions-for-which-an-event-is-enabled" id="ref-for-set-of-sessions-for-which-an-event-is-enabled①⓪">set of sessions for which an event is enabled</a> given "<code>browsingContext.userPromptOpened</code>" and <var>related navigables</var>:</p>
       <ol>
        <li data-md>
         <p><a data-link-type="dfn" href="#emit-an-event" id="ref-for-emit-an-event①⓪">Emit an event</a> with <var>session</var> and <var>body</var>.</p>
@@ -4664,7 +4631,7 @@ <h4 class="heading settled" data-level="7.4.1" id="module-network-definition"><s
    <p>A <a data-link-type="dfn" href="https://w3c.github.io/webdriver/#dfn-remote-ends" id="ref-for-dfn-remote-ends②④">remote end</a> has a <dfn class="dfn-paneled" data-dfn-type="dfn" data-noexport id="default-cache-behavior">default cache behavior</dfn> which is a string. It is
 initially "<code>default</code>".</p>
    <p>A <a data-link-type="dfn" href="https://w3c.github.io/webdriver/#dfn-remote-ends" id="ref-for-dfn-remote-ends②⑤">remote end</a> has a <dfn class="dfn-paneled" data-dfn-type="dfn" data-noexport id="navigable-cache-behavior-map">navigable cache behavior map</dfn> which is a weak
-map between <a data-link-type="dfn" href="https://html.spec.whatwg.org/multipage/document-sequences.html#top-level-traversable" id="ref-for-top-level-traversable⑨">top-level traversables</a> and strings representing cache
+map between <a data-link-type="dfn" href="https://html.spec.whatwg.org/multipage/document-sequences.html#top-level-traversable" id="ref-for-top-level-traversable②⑥">top-level traversables</a> and strings representing cache
 behavior. It is initially empty.</p>
    <h4 class="heading settled" data-level="7.4.2" id="network-intercepts"><span class="secno">7.4.2. </span><span class="content">Network Intercepts</span><a class="self-link" href="#network-intercepts"></a></h4>
    <p>A <dfn class="dfn-paneled" data-dfn-type="dfn" data-noexport id="network-intercept">network intercept</dfn> is a mechanism to allow remote ends to intercept
@@ -4675,7 +4642,7 @@ <h4 class="heading settled" data-level="7.4.2" id="network-intercepts"><span cla
    <p>A <a data-link-type="dfn" href="#bidi-session" id="ref-for-bidi-session①④">BiDi session</a> has a <dfn class="dfn-paneled" data-dfn-type="dfn" data-noexport id="blocked-request-map">blocked request map</dfn>, used to track the
 requests which are actively being blocked. It is an <a data-link-type="dfn" href="https://infra.spec.whatwg.org/#ordered-map" id="ref-for-ordered-map④⑥">map</a> between <a data-link-type="dfn" href="#request-id" id="ref-for-request-id">request id</a> and a <a data-link-type="dfn" href="https://infra.spec.whatwg.org/#struct" id="ref-for-struct①">struct</a> with fields <code>request</code>, <code>phase</code>, and <code>response</code>. It is initially empty.</p>
    <div class="algorithm" data-algorithm="get the network intercepts">
-    <p>To <dfn class="dfn-paneled" data-dfn-type="dfn" data-noexport id="get-the-network-intercepts">get the network intercepts</dfn> given <var>session</var>, <var>event</var>, <var>request</var>, and <var>context id</var>:</p>
+    <p>To <dfn class="dfn-paneled" data-dfn-type="dfn" data-noexport id="get-the-network-intercepts">get the network intercepts</dfn> given <var>session</var>, <var>event</var>, <var>request</var>, and <var>navigable id</var>:</p>
     <ol>
      <li data-md>
       <p>Let <var>session intercepts</var> be <var>session</var>’s <a data-link-type="dfn" href="#intercept-map" id="ref-for-intercept-map">intercept map</a>.</p>
@@ -4702,7 +4669,7 @@ <h4 class="heading settled" data-level="7.4.2" id="network-intercepts"><span cla
         <p>If <var>intercept</var>’s <code>contexts</code> is not null:</p>
         <ol>
          <li data-md>
-          <p>If <var>intercept</var>’s <code>contexts</code> does not <a data-link-type="dfn" href="https://infra.spec.whatwg.org/#list-contain" id="ref-for-list-contain④">contain</a> <var>context id</var>:</p>
+          <p>If <var>intercept</var>’s <code>contexts</code> does not <a data-link-type="dfn" href="https://infra.spec.whatwg.org/#list-contain" id="ref-for-list-contain④">contain</a> <var>navigable id</var>:</p>
           <ol>
            <li data-md>
             <p>Continue.</p>
@@ -4929,21 +4896,21 @@ <h5 class="heading settled" data-level="7.4.3.3" id="type-network-BaseParameters
      <li data-md>
       <p>Let <var>navigation</var> be <var>request</var>’s <a data-link-type="dfn" href="https://html.spec.whatwg.org/multipage/browsing-the-web.html#navigation-id" id="ref-for-navigation-id②">navigation id</a>.</p>
      <li data-md>
-      <p>Let <var>context id</var> be null.</p>
+      <p>Let <var>navigable id</var> be null.</p>
      <li data-md>
-      <p>Let <var>top-level context id</var> be null.</p>
+      <p>Let <var>top-level navigable id</var> be null.</p>
      <li data-md>
       <p>If <var>request</var>’s <a data-link-type="dfn" href="https://fetch.spec.whatwg.org/#concept-request-window" id="ref-for-concept-request-window">window</a> is an <a data-link-type="dfn" href="https://html.spec.whatwg.org/multipage/webappapis.html#environment-settings-object" id="ref-for-environment-settings-object①">environment settings object</a>:</p>
       <ol>
        <li data-md>
         <p>Let <var>environment settings</var> be <var>request</var>’s <a data-link-type="dfn" href="https://fetch.spec.whatwg.org/#concept-request-window" id="ref-for-concept-request-window①">window</a></p>
        <li data-md>
-        <p>If there is a <a data-link-type="dfn" href="https://html.spec.whatwg.org/multipage/document-sequences.html#browsing-context" id="ref-for-browsing-context①①">browsing context</a> whose <a data-link-type="dfn" href="https://html.spec.whatwg.org/multipage/document-sequences.html#active-window" id="ref-for-active-window①">active window</a> is <var>environment
- settings</var>’ <a data-link-type="dfn" href="https://html.spec.whatwg.org/multipage/webappapis.html#concept-settings-object-global" id="ref-for-concept-settings-object-global">global object</a>, set <var>context id</var> to the <a data-link-type="dfn" href="#browsing-context-id" id="ref-for-browsing-context-id①①">browsing context id</a> for that context, and set <var>top-level context id</var> to be <a data-link-type="dfn" href="https://html.spec.whatwg.org/multipage/document-sequences.html#top-level-browsing-context" id="ref-for-top-level-browsing-context①④">top-level browsing context</a>'s <a data-link-type="dfn" href="#browsing-context-id" id="ref-for-browsing-context-id①②">browsing context id</a> for that
+        <p>If there is a <a data-link-type="dfn" href="https://html.spec.whatwg.org/multipage/document-sequences.html#navigables" id="ref-for-navigables①②">navigable</a> whose <a data-link-type="dfn" href="https://html.spec.whatwg.org/multipage/document-sequences.html#nav-window" id="ref-for-nav-window①">active window</a> is <var>environment
+ settings</var>’ <a data-link-type="dfn" href="https://html.spec.whatwg.org/multipage/webappapis.html#concept-settings-object-global" id="ref-for-concept-settings-object-global">global object</a>, set <var>navigable id</var> to the <a data-link-type="dfn" href="#navigable-id" id="ref-for-navigable-id①①">navigable id</a> for that navigable, and set <var>top-level navigable id</var> to be <a data-link-type="dfn" href="https://html.spec.whatwg.org/multipage/document-sequences.html#top-level-traversable" id="ref-for-top-level-traversable②⑦">top-level traversable</a>'s <a data-link-type="dfn" href="#navigable-id" id="ref-for-navigable-id①②">navigable id</a> for that
  context.</p>
       </ol>
      <li data-md>
-      <p>Let <var>intercepts</var> be the result of <a data-link-type="dfn" href="#get-the-network-intercepts" id="ref-for-get-the-network-intercepts">get the network intercepts</a> with <var>session</var>, <var>event</var>, <var>request</var>, and <var>top-level context id</var>.</p>
+      <p>Let <var>intercepts</var> be the result of <a data-link-type="dfn" href="#get-the-network-intercepts" id="ref-for-get-the-network-intercepts">get the network intercepts</a> with <var>session</var>, <var>event</var>, <var>request</var>, and <var>top-level navigable id</var>.</p>
      <li data-md>
       <p>Let <var>redirect count</var> be <var>request</var>’s <a data-link-type="dfn" href="https://fetch.spec.whatwg.org/#concept-request-redirect-count" id="ref-for-concept-request-redirect-count">redirect count</a>.</p>
      <li data-md>
@@ -4952,7 +4919,7 @@ <h5 class="heading settled" data-level="7.4.3.3" id="type-network-BaseParameters
       <p>If <var>intercepts</var> is not <a data-link-type="dfn" href="https://infra.spec.whatwg.org/#list-empty" id="ref-for-list-empty⑤">empty</a>, let <var>is blocked</var> be true, otherwise
  let <var>is blocked</var> be false.</p>
      <li data-md>
-      <p>Let <var>params</var> be <a data-link-type="dfn" href="https://infra.spec.whatwg.org/#ordered-map" id="ref-for-ordered-map④⑧">map</a> matching the <code>network.BaseParameters</code> production, with the <code>request</code> field set to <var>request data</var>, the <var>navigation</var> field set to <code>navigation</code>, the <code>context</code> field set to <var>context id</var>, the <code>timestamp</code> field set to <var>timestamp</var>, the <code>redirectCount</code> field set to <var>redirect count</var>, the <code>isBlocked</code> field set to <var>is blocked</var>, and <code>intercepts</code> field set to <var>intercepts</var> if <var>is blocked</var> is true, or omitted otherwise.</p>
+      <p>Let <var>params</var> be <a data-link-type="dfn" href="https://infra.spec.whatwg.org/#ordered-map" id="ref-for-ordered-map④⑧">map</a> matching the <code>network.BaseParameters</code> production, with the <code>request</code> field set to <var>request data</var>, the <var>navigation</var> field set to <code>navigation</code>, the <code>context</code> field set to <var>navigable id</var>, the <code>timestamp</code> field set to <var>timestamp</var>, the <code>redirectCount</code> field set to <var>redirect count</var>, the <code>isBlocked</code> field set to <var>is blocked</var>, and <code>intercepts</code> field set to <var>intercepts</var> if <var>is blocked</var> is true, or omitted otherwise.</p>
      <li data-md>
       <p>Return <var>params</var></p>
     </ol>
@@ -5592,7 +5559,7 @@ <h5 class="heading settled" data-level="7.4.3.16" id="type-network-UrlPattern"><
      To <dfn class="dfn-paneled" data-dfn-type="dfn" data-noexport id="unescape-url-pattern">unescape URL pattern</dfn> given <var>pattern</var> 
     <ol>
      <li data-md>
-      <p>Let <var>forbidden characters</var> be the <a data-link-type="dfn" href="https://infra.spec.whatwg.org/#ordered-set" id="ref-for-ordered-set③⓪">set</a> of codepoints «U+0028 ((), U+0029
+      <p>Let <var>forbidden characters</var> be the <a data-link-type="dfn" href="https://infra.spec.whatwg.org/#ordered-set" id="ref-for-ordered-set②⑨">set</a> of codepoints «U+0028 ((), U+0029
  ()), U+002A (*), U+007B ({), U+007D (})»</p>
      <li data-md>
       <p>Let <var>result</var> be the empty string.</p>
@@ -5648,7 +5615,7 @@ <h5 class="heading settled" data-level="7.4.3.16" id="type-network-UrlPattern"><
          <li data-md>
           <p>If <var>pattern</var>["<code>protocol</code>"] is the empty string, return <a data-link-type="dfn" href="https://w3c.github.io/webdriver/#dfn-errors" id="ref-for-dfn-errors④③">error</a> with <a data-link-type="dfn" href="https://w3c.github.io/webdriver/#dfn-error-code" id="ref-for-dfn-error-code③⑧">error code</a> <a data-link-type="dfn" href="https://w3c.github.io/webdriver/#dfn-invalid-argument" id="ref-for-dfn-invalid-argument①⑥">invalid argument</a>.</p>
          <li data-md>
-          <p>Let <var>protocol</var> be the result of <a data-link-type="dfn" href="https://w3c.github.io/webdriver/#dfn-try" id="ref-for-dfn-try②⑨">trying</a> to <a data-link-type="dfn" href="#unescape-url-pattern" id="ref-for-unescape-url-pattern">unescape
+          <p>Let <var>protocol</var> be the result of <a data-link-type="dfn" href="https://w3c.github.io/webdriver/#dfn-try" id="ref-for-dfn-try③⓪">trying</a> to <a data-link-type="dfn" href="#unescape-url-pattern" id="ref-for-unescape-url-pattern">unescape
  URL Pattern</a> with <var>pattern</var>["<code>protocol</code>"].</p>
          <li data-md>
           <p>For each <var>codepoint</var> in <var>protocol</var>:</p>
@@ -5686,7 +5653,7 @@ <h5 class="heading settled" data-level="7.4.3.16" id="type-network-UrlPattern"><
          <li data-md>
           <p>If <var>scheme</var> is "<code>file</code>" return <a data-link-type="dfn" href="https://w3c.github.io/webdriver/#dfn-errors" id="ref-for-dfn-errors④⑥">error</a> with <a data-link-type="dfn" href="https://w3c.github.io/webdriver/#dfn-error-code" id="ref-for-dfn-error-code④①">error code</a> <a data-link-type="dfn" href="https://w3c.github.io/webdriver/#dfn-invalid-argument" id="ref-for-dfn-invalid-argument①⑧">invalid argument</a>.</p>
          <li data-md>
-          <p>Let <var>hostname</var> be the result of <a data-link-type="dfn" href="https://w3c.github.io/webdriver/#dfn-try" id="ref-for-dfn-try③⓪">trying</a> to <a data-link-type="dfn" href="#unescape-url-pattern" id="ref-for-unescape-url-pattern①">unescape
+          <p>Let <var>hostname</var> be the result of <a data-link-type="dfn" href="https://w3c.github.io/webdriver/#dfn-try" id="ref-for-dfn-try③①">trying</a> to <a data-link-type="dfn" href="#unescape-url-pattern" id="ref-for-unescape-url-pattern①">unescape
  URL Pattern</a> with <var>pattern</var>["<code>hostname</code>"].</p>
          <li data-md>
           <p>Let <var>inside brackets</var> be false.</p>
@@ -5727,7 +5694,7 @@ <h5 class="heading settled" data-level="7.4.3.16" id="type-network-UrlPattern"><
          <li data-md>
           <p>If <var>pattern</var>["<code>port</code>"] is the empty string, return <a data-link-type="dfn" href="https://w3c.github.io/webdriver/#dfn-errors" id="ref-for-dfn-errors④⑨">error</a> with <a data-link-type="dfn" href="https://w3c.github.io/webdriver/#dfn-error-code" id="ref-for-dfn-error-code④④">error code</a> <a data-link-type="dfn" href="https://w3c.github.io/webdriver/#dfn-invalid-argument" id="ref-for-dfn-invalid-argument②①">invalid argument</a>.</p>
          <li data-md>
-          <p>Let <var>port</var> be the result of <a data-link-type="dfn" href="https://w3c.github.io/webdriver/#dfn-try" id="ref-for-dfn-try③①">trying</a> to <a data-link-type="dfn" href="#unescape-url-pattern" id="ref-for-unescape-url-pattern②">unescape
+          <p>Let <var>port</var> be the result of <a data-link-type="dfn" href="https://w3c.github.io/webdriver/#dfn-try" id="ref-for-dfn-try③②">trying</a> to <a data-link-type="dfn" href="#unescape-url-pattern" id="ref-for-unescape-url-pattern②">unescape
  URL Pattern</a> with <var>pattern</var>["<code>port</code>"].</p>
          <li data-md>
           <p>Append "<code>:</code>" to <var>pattern url</var>.</p>
@@ -5754,7 +5721,7 @@ <h5 class="heading settled" data-level="7.4.3.16" id="type-network-UrlPattern"><
         <p>If <var>pattern</var> <a data-link-type="dfn" href="https://infra.spec.whatwg.org/#map-exists" id="ref-for-map-exists③②">contains</a> "<code>pathname</code>":</p>
         <ol>
          <li data-md>
-          <p>Let <var>pathname</var> be the result of <a data-link-type="dfn" href="https://w3c.github.io/webdriver/#dfn-try" id="ref-for-dfn-try③②">trying</a> to <a data-link-type="dfn" href="#unescape-url-pattern" id="ref-for-unescape-url-pattern③">unescape URL Pattern</a> with <var>pattern</var>["<code>pathname</code>"].</p>
+          <p>Let <var>pathname</var> be the result of <a data-link-type="dfn" href="https://w3c.github.io/webdriver/#dfn-try" id="ref-for-dfn-try③③">trying</a> to <a data-link-type="dfn" href="#unescape-url-pattern" id="ref-for-unescape-url-pattern③">unescape URL Pattern</a> with <var>pattern</var>["<code>pathname</code>"].</p>
          <li data-md>
           <p>If <var>pathname</var> does not <a data-link-type="dfn" href="https://infra.spec.whatwg.org/#string-starts-with" id="ref-for-string-starts-with">start with</a> U+002F (/), then
  append "<code>/</code>" to <var>pattern url</var>.</p>
@@ -5781,7 +5748,7 @@ <h5 class="heading settled" data-level="7.4.3.16" id="type-network-UrlPattern"><
         <p>If <var>pattern</var> <a data-link-type="dfn" href="https://infra.spec.whatwg.org/#map-exists" id="ref-for-map-exists③③">contains</a> "<code>search</code>":</p>
         <ol>
          <li data-md>
-          <p>Let <var>search</var> be the result of <a data-link-type="dfn" href="https://w3c.github.io/webdriver/#dfn-try" id="ref-for-dfn-try③③">trying</a> to <a data-link-type="dfn" href="#unescape-url-pattern" id="ref-for-unescape-url-pattern④">unescape URL pattern</a> with <var>pattern</var>["<code>search</code>"].</p>
+          <p>Let <var>search</var> be the result of <a data-link-type="dfn" href="https://w3c.github.io/webdriver/#dfn-try" id="ref-for-dfn-try③④">trying</a> to <a data-link-type="dfn" href="#unescape-url-pattern" id="ref-for-unescape-url-pattern④">unescape URL pattern</a> with <var>pattern</var>["<code>search</code>"].</p>
          <li data-md>
           <p>If <var>search</var> does not <a data-link-type="dfn" href="https://infra.spec.whatwg.org/#string-starts-with" id="ref-for-string-starts-with①">start with</a> U+003F (?), then
  append "<code>?</code>" to <var>pattern url</var>.</p>
@@ -5809,7 +5776,7 @@ <h5 class="heading settled" data-level="7.4.3.16" id="type-network-UrlPattern"><
       <p>Otherwise, if <var>pattern</var> matches the <code>network.UrlPatternString</code> production:</p>
       <ol>
        <li data-md>
-        <p>Let <var>pattern url</var> be the result of <a data-link-type="dfn" href="https://w3c.github.io/webdriver/#dfn-try" id="ref-for-dfn-try③④">trying</a> to <a data-link-type="dfn" href="#unescape-url-pattern" id="ref-for-unescape-url-pattern⑤">unescape URL
+        <p>Let <var>pattern url</var> be the result of <a data-link-type="dfn" href="https://w3c.github.io/webdriver/#dfn-try" id="ref-for-dfn-try③⑤">trying</a> to <a data-link-type="dfn" href="#unescape-url-pattern" id="ref-for-unescape-url-pattern⑤">unescape URL
  pattern</a> with <var>pattern</var>["<code>pattern</code>"].</p>
       </ol>
      <li data-md>
@@ -5977,24 +5944,24 @@ <h5 class="heading settled" data-level="7.4.4.1" id="command-network-addIntercep
       <p>Let <var>url patterns</var> be the <code>urlPatterns</code> field of <var>command
  parameters</var> if present, or an empty <a data-link-type="dfn" href="https://infra.spec.whatwg.org/#list" id="ref-for-list①⑥">list</a> otherwise.</p>
      <li data-md>
-      <p>Let <var>contexts</var> be null.</p>
+      <p>Let <var>navigables</var> be null.</p>
      <li data-md>
       <p>If the <code>contexts</code> field of <var>command parameters</var> is present:</p>
       <ol>
        <li data-md>
-        <p>Set <var>contexts</var> to an empty <a data-link-type="dfn" href="https://infra.spec.whatwg.org/#ordered-set" id="ref-for-ordered-set③①">set</a>.</p>
+        <p>Set <var>navigables</var> to an empty <a data-link-type="dfn" href="https://infra.spec.whatwg.org/#ordered-set" id="ref-for-ordered-set③⓪">set</a>.</p>
        <li data-md>
-        <p>For each <var>context id</var> of <var>command parameters</var>["<code>contexts</code>"]</p>
+        <p>For each <var>navigable id</var> of <var>command parameters</var>["<code>contexts</code>"]</p>
         <ol>
          <li data-md>
-          <p>Let <var>context</var> be the result of <a data-link-type="dfn" href="https://w3c.github.io/webdriver/#dfn-try" id="ref-for-dfn-try③⑤">trying</a> to <a data-link-type="dfn" href="#get-a-browsing-context" id="ref-for-get-a-browsing-context①②">get a browsing context</a> with <var>context id</var>.</p>
+          <p>Let <var>navigable</var> be the result of <a data-link-type="dfn" href="https://w3c.github.io/webdriver/#dfn-try" id="ref-for-dfn-try③⑥">trying</a> to <a data-link-type="dfn" href="#get-a-navigable" id="ref-for-get-a-navigable①③">get a navigable</a> with <var>navigable id</var>.</p>
          <li data-md>
-          <p>If <var>context</var> is not a <a data-link-type="dfn" href="https://html.spec.whatwg.org/multipage/document-sequences.html#top-level-browsing-context" id="ref-for-top-level-browsing-context①⑤">top-level browsing context</a>, return <a data-link-type="dfn" href="https://w3c.github.io/webdriver/#dfn-errors" id="ref-for-dfn-errors⑤④">error</a> with <a data-link-type="dfn" href="https://w3c.github.io/webdriver/#dfn-error-code" id="ref-for-dfn-error-code④⑨">error code</a> <a data-link-type="dfn" href="https://w3c.github.io/webdriver/#dfn-invalid-argument" id="ref-for-dfn-invalid-argument②⑥">invalid argument</a>.</p>
+          <p>If <var>navigable</var> is not a <a data-link-type="dfn" href="https://html.spec.whatwg.org/multipage/document-sequences.html#top-level-traversable" id="ref-for-top-level-traversable②⑧">top-level traversable</a>, return <a data-link-type="dfn" href="https://w3c.github.io/webdriver/#dfn-errors" id="ref-for-dfn-errors⑤④">error</a> with <a data-link-type="dfn" href="https://w3c.github.io/webdriver/#dfn-error-code" id="ref-for-dfn-error-code④⑨">error code</a> <a data-link-type="dfn" href="https://w3c.github.io/webdriver/#dfn-invalid-argument" id="ref-for-dfn-invalid-argument②⑥">invalid argument</a>.</p>
          <li data-md>
-          <p>Append <var>context</var> to <var>contexts</var>.</p>
+          <p>Append <var>navigable</var> to <var>navigables</var>.</p>
         </ol>
        <li data-md>
-        <p>If <var>contexts</var> is an empty <a data-link-type="dfn" href="https://infra.spec.whatwg.org/#ordered-set" id="ref-for-ordered-set③②">set</a>, return <a data-link-type="dfn" href="https://w3c.github.io/webdriver/#dfn-errors" id="ref-for-dfn-errors⑤⑤">error</a> with <a data-link-type="dfn" href="https://w3c.github.io/webdriver/#dfn-error-code" id="ref-for-dfn-error-code⑤⓪">error code</a> <a data-link-type="dfn" href="https://w3c.github.io/webdriver/#dfn-invalid-argument" id="ref-for-dfn-invalid-argument②⑦">invalid argument</a>.</p>
+        <p>If <var>navigables</var> is an empty <a data-link-type="dfn" href="https://infra.spec.whatwg.org/#ordered-set" id="ref-for-ordered-set③①">set</a>, return <a data-link-type="dfn" href="https://w3c.github.io/webdriver/#dfn-errors" id="ref-for-dfn-errors⑤⑤">error</a> with <a data-link-type="dfn" href="https://w3c.github.io/webdriver/#dfn-error-code" id="ref-for-dfn-error-code⑤⓪">error code</a> <a data-link-type="dfn" href="https://w3c.github.io/webdriver/#dfn-invalid-argument" id="ref-for-dfn-invalid-argument②⑦">invalid argument</a>.</p>
       </ol>
      <li data-md>
       <p>Let <var>intercept map</var> be <var>session</var>’s <a data-link-type="dfn" href="#intercept-map" id="ref-for-intercept-map①">intercept map</a>.</p>
@@ -6004,14 +5971,14 @@ <h5 class="heading settled" data-level="7.4.4.1" id="command-network-addIntercep
       <p>For each <var>url pattern</var> in <var>url patterns</var>:</p>
       <ol>
        <li data-md>
-        <p>Let <var>parsed</var> be the result of <a data-link-type="dfn" href="https://w3c.github.io/webdriver/#dfn-try" id="ref-for-dfn-try③⑥">trying</a> to <a data-link-type="dfn" href="#parse-url-pattern" id="ref-for-parse-url-pattern">parse url pattern</a> with <var>url
+        <p>Let <var>parsed</var> be the result of <a data-link-type="dfn" href="https://w3c.github.io/webdriver/#dfn-try" id="ref-for-dfn-try③⑦">trying</a> to <a data-link-type="dfn" href="#parse-url-pattern" id="ref-for-parse-url-pattern">parse url pattern</a> with <var>url
  pattern</var>.</p>
        <li data-md>
         <p><a data-link-type="dfn" href="https://infra.spec.whatwg.org/#list-append" id="ref-for-list-append①⑤">Append</a> <var>parsed</var> to <var>parsed patterns</var>.</p>
       </ol>
      <li data-md>
       <p>Set <var>intercept map</var>[<var>intercept</var>] to a struct with <code>url patterns</code> <var>parsed patterns</var>, <code>phases</code> <var>command
- parameters</var>["<code>phases</code>"] and <code>browsingContexts</code> <var>contexts</var>.</p>
+ parameters</var>["<code>phases</code>"] and <code>browsingContexts</code> <var>navigables</var>.</p>
      <li data-md>
       <p>Return a new <a data-link-type="dfn" href="https://infra.spec.whatwg.org/#ordered-map" id="ref-for-ordered-map⑤④">map</a> matching the <code>network.AddInterceptResult</code> production with the <code>intercept</code> field set to <var>intercept</var>.</p>
     </ol>
@@ -6185,7 +6152,7 @@ <h5 class="heading settled" data-level="7.4.4.3" id="command-network-continueRes
      <li data-md>
       <p>Let <var>request id</var> be <var>command parameters</var>["<code>request</code>"].</p>
      <li data-md>
-      <p>Let <var>response</var> be the result of <a data-link-type="dfn" href="https://w3c.github.io/webdriver/#dfn-try" id="ref-for-dfn-try③⑦">trying</a> to <a data-link-type="dfn" href="#update-the-response" id="ref-for-update-the-response">update the response</a> with <var>session</var>, "<code>continueResponse</code>" and <var>command parameters</var>.</p>
+      <p>Let <var>response</var> be the result of <a data-link-type="dfn" href="https://w3c.github.io/webdriver/#dfn-try" id="ref-for-dfn-try③⑧">trying</a> to <a data-link-type="dfn" href="#update-the-response" id="ref-for-update-the-response">update the response</a> with <var>session</var>, "<code>continueResponse</code>" and <var>command parameters</var>.</p>
      <li data-md>
       <p><a data-link-type="dfn" href="#resume" id="ref-for-resume①①">Resume</a> with "<code>continue request</code>", <var>request id</var>, and
  (<var>response</var>, "<code>incomplete</code>").</p>
@@ -6335,7 +6302,7 @@ <h5 class="heading settled" data-level="7.4.4.6" id="command-network-provideResp
      <li data-md>
       <p>Let <var>request id</var> be <var>command parameters</var>["<code>request</code>"].</p>
      <li data-md>
-      <p>Let <var>response</var> be the result of <a data-link-type="dfn" href="https://w3c.github.io/webdriver/#dfn-try" id="ref-for-dfn-try③⑧">trying</a> to <a data-link-type="dfn" href="#update-the-response" id="ref-for-update-the-response①">update the response</a> with <var>session</var>, "<code>provideResponse</code>", and <var>command parameters</var>.</p>
+      <p>Let <var>response</var> be the result of <a data-link-type="dfn" href="https://w3c.github.io/webdriver/#dfn-try" id="ref-for-dfn-try③⑨">trying</a> to <a data-link-type="dfn" href="#update-the-response" id="ref-for-update-the-response①">update the response</a> with <var>session</var>, "<code>provideResponse</code>", and <var>command parameters</var>.</p>
      <li data-md>
       <p>If <var>command parameters</var> <a data-link-type="dfn" href="https://infra.spec.whatwg.org/#map-exists" id="ref-for-map-exists④②">contains</a> "<code>body</code>":</p>
       <ol>
@@ -6417,30 +6384,30 @@ <h5 class="heading settled" data-level="7.4.4.8" id="command-network-setCacheBeh
      The <dfn data-dfn-type="dfn" data-export id="webdriver-bidi-cache-behavior">WebDriver BiDi cache behavior<a class="self-link" href="#webdriver-bidi-cache-behavior"></a></dfn> steps given <var>request</var> are: 
     <ol>
      <li data-md>
-      <p>Let <var>context</var> be null.</p>
+      <p>Let <var>navigable</var> be null.</p>
      <li data-md>
       <p>If <var>request</var>’s <a data-link-type="dfn" href="https://fetch.spec.whatwg.org/#concept-request-window" id="ref-for-concept-request-window②">window</a> is an <a data-link-type="dfn" href="https://html.spec.whatwg.org/multipage/webappapis.html#environment-settings-object" id="ref-for-environment-settings-object②">environment settings object</a>:</p>
       <ol>
        <li data-md>
         <p>Let <var>environment settings</var> be <var>request</var>’s <a data-link-type="dfn" href="https://fetch.spec.whatwg.org/#concept-request-window" id="ref-for-concept-request-window③">window</a></p>
        <li data-md>
-        <p>If there is a <a data-link-type="dfn" href="https://html.spec.whatwg.org/multipage/document-sequences.html#browsing-context" id="ref-for-browsing-context①②">browsing context</a> whose <a data-link-type="dfn" href="https://html.spec.whatwg.org/multipage/document-sequences.html#active-window" id="ref-for-active-window②">active window</a> is <var>environment
- settings</var>’ <a data-link-type="dfn" href="https://html.spec.whatwg.org/multipage/webappapis.html#concept-settings-object-global" id="ref-for-concept-settings-object-global①">global object</a>, set <var>context</var> to
- the <a data-link-type="dfn" href="https://html.spec.whatwg.org/multipage/document-sequences.html#top-level-browsing-context" id="ref-for-top-level-browsing-context①⑥">top-level browsing context</a> for that browsing context.</p>
+        <p>If there is a <a data-link-type="dfn" href="https://html.spec.whatwg.org/multipage/document-sequences.html#navigables" id="ref-for-navigables①③">navigable</a> whose <a data-link-type="dfn" href="https://html.spec.whatwg.org/multipage/document-sequences.html#nav-window" id="ref-for-nav-window②">active window</a> is <var>environment
+ settings</var>’ <a data-link-type="dfn" href="https://html.spec.whatwg.org/multipage/webappapis.html#concept-settings-object-global" id="ref-for-concept-settings-object-global①">global object</a>, set <var>navigable</var> to
+ the <a data-link-type="dfn" href="https://html.spec.whatwg.org/multipage/document-sequences.html#top-level-browsing-context" id="ref-for-top-level-browsing-context">top-level browsing context</a> for that browsing context.</p>
       </ol>
      <li data-md>
-      <p>If <var>context</var> is not null and <a data-link-type="dfn" href="#navigable-cache-behavior-map" id="ref-for-navigable-cache-behavior-map①">navigable cache behavior map</a> <a data-link-type="dfn" href="https://infra.spec.whatwg.org/#list-contain" id="ref-for-list-contain①⓪">contains</a> <var>context</var>, return <a data-link-type="dfn" href="#navigable-cache-behavior-map" id="ref-for-navigable-cache-behavior-map②">navigable cache behavior map</a>[<var>context</var>].</p>
+      <p>If <var>navigable</var> is not null and <a data-link-type="dfn" href="#navigable-cache-behavior-map" id="ref-for-navigable-cache-behavior-map①">navigable cache behavior map</a> <a data-link-type="dfn" href="https://infra.spec.whatwg.org/#list-contain" id="ref-for-list-contain①⓪">contains</a> <var>navigable</var>, return <a data-link-type="dfn" href="#navigable-cache-behavior-map" id="ref-for-navigable-cache-behavior-map②">navigable cache behavior map</a>[<var>navigable</var>].</p>
      <li data-md>
       <p>Return <a data-link-type="dfn" href="#default-cache-behavior" id="ref-for-default-cache-behavior①">default cache behavior</a>.</p>
     </ol>
    </div>
-   <div class="algorithm" data-algorithm="context cache behavior">
-     The <dfn class="dfn-paneled" data-dfn-type="dfn" data-noexport id="context-cache-behavior">context cache behavior</dfn> steps given <var>context</var> are: 
+   <div class="algorithm" data-algorithm="navigable cache behavior">
+     The <dfn class="dfn-paneled" data-dfn-type="dfn" data-noexport id="navigable-cache-behavior">navigable cache behavior</dfn> steps given <var>navigable</var> are: 
     <ol>
      <li data-md>
-      <p>Set <var>top-level context</var> to the <a data-link-type="dfn" href="https://html.spec.whatwg.org/multipage/document-sequences.html#top-level-browsing-context" id="ref-for-top-level-browsing-context①⑦">top-level browsing context</a> for <var>context</var>.</p>
+      <p>Let <var>top-level navigable</var> be <var>navigable</var>’s <a data-link-type="dfn" href="https://html.spec.whatwg.org/multipage/document-sequences.html#nav-top" id="ref-for-nav-top⑥">top-level traversable</a>.</p>
      <li data-md>
-      <p>If <a data-link-type="dfn" href="#navigable-cache-behavior-map" id="ref-for-navigable-cache-behavior-map③">navigable cache behavior map</a> <a data-link-type="dfn" href="https://infra.spec.whatwg.org/#map-exists" id="ref-for-map-exists④④">contains</a> <var>top-level context</var>, return <a data-link-type="dfn" href="#navigable-cache-behavior-map" id="ref-for-navigable-cache-behavior-map④">navigable cache behavior map</a>[<var>top-level context</var>].</p>
+      <p>If <a data-link-type="dfn" href="#navigable-cache-behavior-map" id="ref-for-navigable-cache-behavior-map③">navigable cache behavior map</a> <a data-link-type="dfn" href="https://infra.spec.whatwg.org/#map-exists" id="ref-for-map-exists④④">contains</a> <var>top-level navigable</var>, return <a data-link-type="dfn" href="#navigable-cache-behavior-map" id="ref-for-navigable-cache-behavior-map④">navigable cache behavior map</a>[<var>top-level navigable</var>].</p>
      <li data-md>
       <p>Return <a data-link-type="dfn" href="#default-cache-behavior" id="ref-for-default-cache-behavior②">default cache behavior</a>.</p>
     </ol>
@@ -6472,22 +6439,22 @@ <h5 class="heading settled" data-level="7.4.4.8" id="command-network-setCacheBeh
         <p>Return <a data-link-type="dfn" href="https://w3c.github.io/webdriver/#dfn-success" id="ref-for-dfn-success④⑥">success</a> with data null.</p>
       </ol>
      <li data-md>
-      <p>Let <var>contexts</var> be an empty <a data-link-type="dfn" href="https://infra.spec.whatwg.org/#ordered-set" id="ref-for-ordered-set③③">set</a>.</p>
+      <p>Let <var>navigables</var> be an empty <a data-link-type="dfn" href="https://infra.spec.whatwg.org/#ordered-set" id="ref-for-ordered-set③②">set</a>.</p>
      <li data-md>
-      <p>For each <var>context id</var> of <var>command parameters</var>["<code>contexts</code>"]:</p>
+      <p>For each <var>navigable id</var> of <var>command parameters</var>["<code>contexts</code>"]:</p>
       <ol>
        <li data-md>
-        <p>Let <var>context</var> be the result of <a data-link-type="dfn" href="https://w3c.github.io/webdriver/#dfn-try" id="ref-for-dfn-try③⑨">trying</a> to <a data-link-type="dfn" href="#get-a-browsing-context" id="ref-for-get-a-browsing-context①③">get a browsing context</a> with <var>context id</var>.</p>
+        <p>Let <var>context</var> be the result of <a data-link-type="dfn" href="https://w3c.github.io/webdriver/#dfn-try" id="ref-for-dfn-try④⓪">trying</a> to <a data-link-type="dfn" href="#get-a-navigable" id="ref-for-get-a-navigable①④">get a navigable</a> with <var>navigable id</var>.</p>
        <li data-md>
-        <p>If <var>context</var> is not a <a data-link-type="dfn" href="https://html.spec.whatwg.org/multipage/document-sequences.html#top-level-browsing-context" id="ref-for-top-level-browsing-context①⑧">top-level browsing context</a>, return <a data-link-type="dfn" href="https://w3c.github.io/webdriver/#dfn-errors" id="ref-for-dfn-errors⑥⑦">error</a> with <a data-link-type="dfn" href="https://w3c.github.io/webdriver/#dfn-error-code" id="ref-for-dfn-error-code⑥②">error code</a> <a data-link-type="dfn" href="https://w3c.github.io/webdriver/#dfn-invalid-argument" id="ref-for-dfn-invalid-argument③②">invalid argument</a>.</p>
+        <p>If <var>context</var> is not a <a data-link-type="dfn" href="https://html.spec.whatwg.org/multipage/document-sequences.html#top-level-browsing-context" id="ref-for-top-level-browsing-context①">top-level browsing context</a>, return <a data-link-type="dfn" href="https://w3c.github.io/webdriver/#dfn-errors" id="ref-for-dfn-errors⑥⑦">error</a> with <a data-link-type="dfn" href="https://w3c.github.io/webdriver/#dfn-error-code" id="ref-for-dfn-error-code⑥②">error code</a> <a data-link-type="dfn" href="https://w3c.github.io/webdriver/#dfn-invalid-argument" id="ref-for-dfn-invalid-argument③②">invalid argument</a>.</p>
        <li data-md>
-        <p><a data-link-type="dfn" href="https://infra.spec.whatwg.org/#list-append" id="ref-for-list-append①⑥">Append</a> <var>context</var> to <var>contexts</var>.</p>
+        <p><a data-link-type="dfn" href="https://infra.spec.whatwg.org/#list-append" id="ref-for-list-append①⑥">Append</a> <var>context</var> to <var>navigables</var>.</p>
       </ol>
      <li data-md>
-      <p>For each <var>context</var> in <var>contexts</var>:</p>
+      <p>For each <var>navigable</var> in <var>navigables</var>:</p>
       <ol>
        <li data-md>
-        <p>If <a data-link-type="dfn" href="#navigable-cache-behavior-map" id="ref-for-navigable-cache-behavior-map⑥">navigable cache behavior map</a> <a data-link-type="dfn" href="https://infra.spec.whatwg.org/#map-exists" id="ref-for-map-exists④⑥">contains</a> <var>context</var>, and <a data-link-type="dfn" href="#navigable-cache-behavior-map" id="ref-for-navigable-cache-behavior-map⑦">navigable cache behavior map</a>[<var>context</var>] is equal to <var>behavior</var> then
+        <p>If <a data-link-type="dfn" href="#navigable-cache-behavior-map" id="ref-for-navigable-cache-behavior-map⑥">navigable cache behavior map</a> <a data-link-type="dfn" href="https://infra.spec.whatwg.org/#map-exists" id="ref-for-map-exists④⑥">contains</a> <var>navigable</var>, and <a data-link-type="dfn" href="#navigable-cache-behavior-map" id="ref-for-navigable-cache-behavior-map⑦">navigable cache behavior map</a>[<var>navigable</var>] is equal to <var>behavior</var> then
  continue.</p>
        <li data-md>
         <p>Switch on the value of behavior:</p>
@@ -6495,24 +6462,24 @@ <h5 class="heading settled" data-level="7.4.4.8" id="command-network-setCacheBeh
          <dt>"<code>bypass</code>" 
          <dd>Perform implementation-defined steps to disable any implementation-specific
     resource caches for network requests originating from any browsing
-    context for which <var>context</var> is the <a data-link-type="dfn" href="https://html.spec.whatwg.org/multipage/document-sequences.html#top-level-browsing-context" id="ref-for-top-level-browsing-context①⑨">top-level browsing context</a>. 
+    context for which <var>navigable</var> is the <a data-link-type="dfn" href="https://html.spec.whatwg.org/multipage/document-sequences.html#top-level-browsing-context" id="ref-for-top-level-browsing-context②">top-level browsing context</a>. 
          <dt>"<code>default</code>" 
          <dd>Perform implementation-defined steps to enable any
     implementation-specific resource caches that are usually enabled in the
     current <a data-link-type="dfn" href="https://w3c.github.io/webdriver/#dfn-remote-ends" id="ref-for-dfn-remote-ends②⑦">remote end</a> configuration for network requests
-    originating from any browsing context for which <var>context</var> is the <a data-link-type="dfn" href="https://html.spec.whatwg.org/multipage/document-sequences.html#top-level-browsing-context" id="ref-for-top-level-browsing-context②⓪">top-level browsing context</a>. 
+    originating from any browsing context for which <var>navigable</var> is the <a data-link-type="dfn" href="https://html.spec.whatwg.org/multipage/document-sequences.html#top-level-browsing-context" id="ref-for-top-level-browsing-context③">top-level browsing context</a>. 
         </dl>
        <li data-md>
         <p>If <var>behavior</var> is equal to <a data-link-type="dfn" href="#default-cache-behavior" id="ref-for-default-cache-behavior④">default cache behavior</a>:</p>
         <ol>
          <li data-md>
-          <p>If <a data-link-type="dfn" href="#navigable-cache-behavior-map" id="ref-for-navigable-cache-behavior-map⑧">navigable cache behavior map</a> <a data-link-type="dfn" href="https://infra.spec.whatwg.org/#map-exists" id="ref-for-map-exists④⑦">contains</a> <var>context</var>, <a data-link-type="dfn" href="https://infra.spec.whatwg.org/#map-remove" id="ref-for-map-remove②">remove</a> <a data-link-type="dfn" href="#navigable-cache-behavior-map" id="ref-for-navigable-cache-behavior-map⑨">navigable cache behavior map</a>[<var>context</var>].</p>
+          <p>If <a data-link-type="dfn" href="#navigable-cache-behavior-map" id="ref-for-navigable-cache-behavior-map⑧">navigable cache behavior map</a> <a data-link-type="dfn" href="https://infra.spec.whatwg.org/#map-exists" id="ref-for-map-exists④⑦">contains</a> <var>navigable</var>, <a data-link-type="dfn" href="https://infra.spec.whatwg.org/#map-remove" id="ref-for-map-remove②">remove</a> <a data-link-type="dfn" href="#navigable-cache-behavior-map" id="ref-for-navigable-cache-behavior-map⑨">navigable cache behavior map</a>[<var>navigable</var>].</p>
         </ol>
        <li data-md>
         <p>Otherwise:</p>
         <ol>
          <li data-md>
-          <p>Set <a data-link-type="dfn" href="#navigable-cache-behavior-map" id="ref-for-navigable-cache-behavior-map①⓪">navigable cache behavior map</a>[<var>context</var>] to <var>behavior</var>.</p>
+          <p>Set <a data-link-type="dfn" href="#navigable-cache-behavior-map" id="ref-for-navigable-cache-behavior-map①⓪">navigable cache behavior map</a>[<var>navigable</var>] to <var>behavior</var>.</p>
         </ol>
       </ol>
      <li data-md>
@@ -6551,10 +6518,10 @@ <h5 class="heading settled" data-level="7.4.5.1" id="event-network-authRequired"
       <p class="note" role="note"><span class="marker">Note:</span> This implies that every caller needs to ensure that the <a data-link-type="dfn" href="#webdriver-bidi-before-request-sent" id="ref-for-webdriver-bidi-before-request-sent">WebDriver BiDi
  before request sent</a> steps are invoked with <var>request</var> before these steps.</p>
      <li data-md>
-      <p>If <var>request</var>’s <a data-link-type="dfn" href="https://fetch.spec.whatwg.org/#concept-request-client" id="ref-for-concept-request-client②">client</a> is not null, let <var>related browsing contexts</var> be the result of <a data-link-type="dfn" href="#get-related-browsing-contexts" id="ref-for-get-related-browsing-contexts">get related browsing contexts</a> with <var>request</var>’s <a data-link-type="dfn" href="https://fetch.spec.whatwg.org/#concept-request-client" id="ref-for-concept-request-client③">client</a>. Otherwise let <var>related browsing contexts</var> be an empty
+      <p>If <var>request</var>’s <a data-link-type="dfn" href="https://fetch.spec.whatwg.org/#concept-request-client" id="ref-for-concept-request-client②">client</a> is not null, let <var>related navigables</var> be the result of <a data-link-type="dfn" href="#get-related-navigables" id="ref-for-get-related-navigables">get related navigables</a> with <var>request</var>’s <a data-link-type="dfn" href="https://fetch.spec.whatwg.org/#concept-request-client" id="ref-for-concept-request-client③">client</a>. Otherwise let <var>related navigables</var> be an empty
  set.</p>
      <li data-md>
-      <p>For each <var>session</var> in the <a data-link-type="dfn" href="#set-of-sessions-for-which-an-event-is-enabled" id="ref-for-set-of-sessions-for-which-an-event-is-enabled①①">set of sessions for which an event is enabled</a> given "<code>network.authRequired</code>" and <var>related browsing contexts</var>:</p>
+      <p>For each <var>session</var> in the <a data-link-type="dfn" href="#set-of-sessions-for-which-an-event-is-enabled" id="ref-for-set-of-sessions-for-which-an-event-is-enabled①①">set of sessions for which an event is enabled</a> given "<code>network.authRequired</code>" and <var>related navigables</var>:</p>
       <ol>
        <li data-md>
         <p>Let <var>params</var> be the result of <a data-link-type="dfn" href="#process-a-network-event" id="ref-for-process-a-network-event">process a network event</a> with <var>session</var> "<code>network.authRequired</code>", and <var>request</var>.</p>
@@ -6617,14 +6584,14 @@ <h5 class="heading settled" data-level="7.4.5.2" id="event-network-beforeSendReq
      <li data-md>
       <p>Add <var>redirect count</var> to <a data-link-type="dfn" href="#before-request-sent-map" id="ref-for-before-request-sent-map④">before request sent map</a>[<var>request</var>].</p>
      <li data-md>
-      <p>If <var>request</var>’s <a data-link-type="dfn" href="https://fetch.spec.whatwg.org/#concept-request-client" id="ref-for-concept-request-client④">client</a> is not null, let <var>related browsing contexts</var> be the result of <a data-link-type="dfn" href="#get-related-browsing-contexts" id="ref-for-get-related-browsing-contexts①">get related browsing contexts</a> with <var>request</var>’s <a data-link-type="dfn" href="https://fetch.spec.whatwg.org/#concept-request-client" id="ref-for-concept-request-client⑤">client</a>. Otherwise let <var>related browsing contexts</var> be an empty
+      <p>If <var>request</var>’s <a data-link-type="dfn" href="https://fetch.spec.whatwg.org/#concept-request-client" id="ref-for-concept-request-client④">client</a> is not null, let <var>related navigables</var> be the result of <a data-link-type="dfn" href="#get-related-navigables" id="ref-for-get-related-navigables①">get related navigables</a> with <var>request</var>’s <a data-link-type="dfn" href="https://fetch.spec.whatwg.org/#concept-request-client" id="ref-for-concept-request-client⑤">client</a>. Otherwise let <var>related navigables</var> be an empty
  set.</p>
      <li data-md>
       <p>Let <var>response</var> be null.</p>
      <li data-md>
       <p>Let <var>response status</var> be "<code>incomplete</code>".</p>
      <li data-md>
-      <p>For each <var>session</var> in the <a data-link-type="dfn" href="#set-of-sessions-for-which-an-event-is-enabled" id="ref-for-set-of-sessions-for-which-an-event-is-enabled①②">set of sessions for which an event is enabled</a> given "<code>network.beforeRequestSent</code>" and <var>related browsing contexts</var>:</p>
+      <p>For each <var>session</var> in the <a data-link-type="dfn" href="#set-of-sessions-for-which-an-event-is-enabled" id="ref-for-set-of-sessions-for-which-an-event-is-enabled①②">set of sessions for which an event is enabled</a> given "<code>network.beforeRequestSent</code>" and <var>related navigables</var>:</p>
       <ol>
        <li data-md>
         <p>Let <var>params</var> be the result of <a data-link-type="dfn" href="#process-a-network-event" id="ref-for-process-a-network-event①">process a network event</a> with <var>session</var>,
@@ -6693,10 +6660,10 @@ <h5 class="heading settled" data-level="7.4.5.3" id="event-network-fetchError"><
  caller needing to explicitly invoke the <a data-link-type="dfn" href="#webdriver-bidi-before-request-sent" id="ref-for-webdriver-bidi-before-request-sent②">WebDriver BiDi before request
  sent</a> steps on every error path.</p>
      <li data-md>
-      <p>If <var>request</var>’s <a data-link-type="dfn" href="https://fetch.spec.whatwg.org/#concept-request-client" id="ref-for-concept-request-client⑥">client</a> is not null, let <var>related browsing contexts</var> be the result of <a data-link-type="dfn" href="#get-related-browsing-contexts" id="ref-for-get-related-browsing-contexts②">get related browsing contexts</a> with <var>request</var>’s <a data-link-type="dfn" href="https://fetch.spec.whatwg.org/#concept-request-client" id="ref-for-concept-request-client⑦">client</a>. Otherwise let <var>related browsing contexts</var> be an empty
+      <p>If <var>request</var>’s <a data-link-type="dfn" href="https://fetch.spec.whatwg.org/#concept-request-client" id="ref-for-concept-request-client⑥">client</a> is not null, let <var>related navigables</var> be the result of <a data-link-type="dfn" href="#get-related-navigables" id="ref-for-get-related-navigables②">get related navigables</a> with <var>request</var>’s <a data-link-type="dfn" href="https://fetch.spec.whatwg.org/#concept-request-client" id="ref-for-concept-request-client⑦">client</a>. Otherwise let <var>related navigables</var> be an empty
  set.</p>
      <li data-md>
-      <p>For each <var>session</var> in the <a data-link-type="dfn" href="#set-of-sessions-for-which-an-event-is-enabled" id="ref-for-set-of-sessions-for-which-an-event-is-enabled①③">set of sessions for which an event is enabled</a> given "<code>network.fetchError</code>" and <var>related browsing contexts</var>:</p>
+      <p>For each <var>session</var> in the <a data-link-type="dfn" href="#set-of-sessions-for-which-an-event-is-enabled" id="ref-for-set-of-sessions-for-which-an-event-is-enabled①③">set of sessions for which an event is enabled</a> given "<code>network.fetchError</code>" and <var>related navigables</var>:</p>
       <ol>
        <li data-md>
         <p>Let <var>params</var> be the result of <a data-link-type="dfn" href="#process-a-network-event" id="ref-for-process-a-network-event②">process a network event</a> with <var>session</var> "<code>network.fetchError</code>", and <var>request</var>.</p>
@@ -6738,10 +6705,10 @@ <h5 class="heading settled" data-level="7.4.5.4" id="event-network-responseCompl
       <p class="note" role="note"><span class="marker">Note:</span> This implies that every caller needs to ensure that the <a data-link-type="dfn" href="#webdriver-bidi-before-request-sent" id="ref-for-webdriver-bidi-before-request-sent③">WebDriver BiDi
  before request sent</a> steps are invoked with <var>request</var> before these steps.</p>
      <li data-md>
-      <p>If <var>request</var>’s <a data-link-type="dfn" href="https://fetch.spec.whatwg.org/#concept-request-client" id="ref-for-concept-request-client⑧">client</a> is not null, let <var>related browsing contexts</var> be the result of <a data-link-type="dfn" href="#get-related-browsing-contexts" id="ref-for-get-related-browsing-contexts③">get related browsing contexts</a> with <var>request</var>’s <a data-link-type="dfn" href="https://fetch.spec.whatwg.org/#concept-request-client" id="ref-for-concept-request-client⑨">client</a>. Otherwise let <var>related browsing contexts</var> be an empty
+      <p>If <var>request</var>’s <a data-link-type="dfn" href="https://fetch.spec.whatwg.org/#concept-request-client" id="ref-for-concept-request-client⑧">client</a> is not null, let <var>related navigables</var> be the result of <a data-link-type="dfn" href="#get-related-navigables" id="ref-for-get-related-navigables③">get related navigables</a> with <var>request</var>’s <a data-link-type="dfn" href="https://fetch.spec.whatwg.org/#concept-request-client" id="ref-for-concept-request-client⑨">client</a>. Otherwise let <var>related navigables</var> be an empty
  set.</p>
      <li data-md>
-      <p>For each <var>session</var> in the <a data-link-type="dfn" href="#set-of-sessions-for-which-an-event-is-enabled" id="ref-for-set-of-sessions-for-which-an-event-is-enabled①④">set of sessions for which an event is enabled</a> given "<code>network.responseCompleted</code>" and <var>related browsing contexts</var>:</p>
+      <p>For each <var>session</var> in the <a data-link-type="dfn" href="#set-of-sessions-for-which-an-event-is-enabled" id="ref-for-set-of-sessions-for-which-an-event-is-enabled①④">set of sessions for which an event is enabled</a> given "<code>network.responseCompleted</code>" and <var>related navigables</var>:</p>
       <ol>
        <li data-md>
         <p>Let <var>params</var> be the result of <a data-link-type="dfn" href="#process-a-network-event" id="ref-for-process-a-network-event③">process a network event</a> with <var>session</var> "<code>network.responseCompleted</code>", and <var>request</var>.</p>
@@ -6788,12 +6755,12 @@ <h5 class="heading settled" data-level="7.4.5.5" id="event-network-responseStart
       <p class="note" role="note"><span class="marker">Note:</span> This implies that every caller needs to ensure that the <a data-link-type="dfn" href="#webdriver-bidi-before-request-sent" id="ref-for-webdriver-bidi-before-request-sent④">WebDriver BiDi
  before request sent</a> steps are invoked with <var>request</var> before these steps.</p>
      <li data-md>
-      <p>If <var>request</var>’s <a data-link-type="dfn" href="https://fetch.spec.whatwg.org/#concept-request-client" id="ref-for-concept-request-client①⓪">client</a> is not null, let <var>related browsing contexts</var> be the result of <a data-link-type="dfn" href="#get-related-browsing-contexts" id="ref-for-get-related-browsing-contexts④">get related browsing contexts</a> with <var>request</var>’s <a data-link-type="dfn" href="https://fetch.spec.whatwg.org/#concept-request-client" id="ref-for-concept-request-client①①">client</a>. Otherwise let <var>related browsing contexts</var> be an empty
+      <p>If <var>request</var>’s <a data-link-type="dfn" href="https://fetch.spec.whatwg.org/#concept-request-client" id="ref-for-concept-request-client①⓪">client</a> is not null, let <var>related navigables</var> be the result of <a data-link-type="dfn" href="#get-related-navigables" id="ref-for-get-related-navigables④">get related navigables</a> with <var>request</var>’s <a data-link-type="dfn" href="https://fetch.spec.whatwg.org/#concept-request-client" id="ref-for-concept-request-client①①">client</a>. Otherwise let <var>related navigables</var> be an empty
  set.</p>
      <li data-md>
       <p>Let <var>response status</var> be "<code>incomplete</code>".</p>
      <li data-md>
-      <p>For each <var>session</var> in the <a data-link-type="dfn" href="#set-of-sessions-for-which-an-event-is-enabled" id="ref-for-set-of-sessions-for-which-an-event-is-enabled①⑤">set of sessions for which an event is enabled</a> given "<code>network.responseStarted</code>" and <var>related browsing contexts</var>:</p>
+      <p>For each <var>session</var> in the <a data-link-type="dfn" href="#set-of-sessions-for-which-an-event-is-enabled" id="ref-for-set-of-sessions-for-which-an-event-is-enabled①⑤">set of sessions for which an event is enabled</a> given "<code>network.responseStarted</code>" and <var>related navigables</var>:</p>
       <ol>
        <li data-md>
         <p>Let <var>params</var> be the result of <a data-link-type="dfn" href="#process-a-network-event" id="ref-for-process-a-network-event④">process a network event</a> with <var>session</var> "<code>network.responseStarted</code>", and <var>request</var>.</p>
@@ -6872,7 +6839,7 @@ <h4 class="heading settled" data-level="7.5.2" id="preload-scripts"><span class=
      <li data-md>
       <p>Let <var>document</var> be <var>environment settings</var>’ <a data-link-type="dfn" href="https://html.spec.whatwg.org/multipage/webappapis.html#concept-relevant-global" id="ref-for-concept-relevant-global③">relevant global object</a>'s <a data-link-type="dfn" href="https://html.spec.whatwg.org/multipage/nav-history-apis.html#concept-document-window" id="ref-for-concept-document-window②">associated <code>Document</code></a>.</p>
      <li data-md>
-      <p>Let <var>browsing context</var> be <var>document</var>’s <a data-link-type="dfn" href="https://html.spec.whatwg.org/multipage/document-sequences.html#browsing-context" id="ref-for-browsing-context①③">browsing context</a>.</p>
+      <p>Let <var>navigable</var> be <var>document</var>’s <a data-link-type="dfn" href="https://html.spec.whatwg.org/multipage/document-sequences.html#navigables" id="ref-for-navigables①④">navigable</a>.</p>
      <li data-md>
       <p>For each <var>session</var> in <a data-link-type="dfn" href="#active-bidi-sessions" id="ref-for-active-bidi-sessions①">active BiDi sessions</a>:</p>
       <ol>
@@ -6883,15 +6850,13 @@ <h4 class="heading settled" data-level="7.5.2" id="preload-scripts"><span class=
           <p>If <var>preload script</var>’s <code>contexts</code> is not null:</p>
           <ol>
            <li data-md>
-            <p>Let <var>top level context</var> be <var>browsing context</var>’s <a data-link-type="dfn" href="https://html.spec.whatwg.org/multipage/document-sequences.html#top-level-browsing-context" id="ref-for-top-level-browsing-context②①">top-level browsing context</a>.</p>
-           <li data-md>
-            <p>Let <var>context id</var> be <var>top level context</var>’s id.</p>
+            <p>Let <var>navigable id</var> be <var>navigable</var>’s <a data-link-type="dfn" href="https://html.spec.whatwg.org/multipage/document-sequences.html#nav-top" id="ref-for-nav-top⑦">top-level traversable</a>'s id.</p>
            <li data-md>
-            <p>If <code>contexts</code> does not <a data-link-type="dfn" href="https://infra.spec.whatwg.org/#list-contain" id="ref-for-list-contain①①">contain</a> <var>context id</var>, return.</p>
+            <p>If <code>contexts</code> does not <a data-link-type="dfn" href="https://infra.spec.whatwg.org/#list-contain" id="ref-for-list-contain①①">contain</a> <var>navigable id</var>, return.</p>
           </ol>
          <li data-md>
           <p>If <var>preload script</var>’s <code>sandbox</code> is not null, let <var>realm</var> be <a data-link-type="dfn" href="#get-or-create-a-sandbox-realm" id="ref-for-get-or-create-a-sandbox-realm">get
- or create a sandbox realm</a> with <var>preload script</var>’s <code>sandbox</code> and <var>browsing context</var>. Otherwise let <var>realm</var> be <var>environment settings</var>’ <a data-link-type="dfn" href="https://html.spec.whatwg.org/multipage/webappapis.html#realm-execution-context" id="ref-for-realm-execution-context①">realm execution context</a>'s Realm component.</p>
+ or create a sandbox realm</a> with <var>preload script</var>’s <code>sandbox</code> and <var>navigable</var>. Otherwise let <var>realm</var> be <var>environment settings</var>’ <a data-link-type="dfn" href="https://html.spec.whatwg.org/multipage/webappapis.html#realm-execution-context" id="ref-for-realm-execution-context①">realm execution context</a>'s Realm component.</p>
          <li data-md>
           <p>Let <var>arguments</var> be <var>preload script</var>’s <code>arguments</code>.</p>
          <li data-md>
@@ -7125,12 +7090,12 @@ <h5 class="heading settled" data-level="7.5.3.7" id="type-script-LocalValue"><sp
         <p>If <var>serialized key</var> is a <code>string</code>,
   let <var>deserialized key</var> be <var>serialized key</var>.</p>
        <li data-md>
-        <p>Otherwise let <var>deserialized key</var> be result of <a data-link-type="dfn" href="https://w3c.github.io/webdriver/#dfn-try" id="ref-for-dfn-try④⓪">trying</a> to
+        <p>Otherwise let <var>deserialized key</var> be result of <a data-link-type="dfn" href="https://w3c.github.io/webdriver/#dfn-try" id="ref-for-dfn-try④①">trying</a> to
   given <a data-link-type="dfn" href="#deserialize-local-value" id="ref-for-deserialize-local-value">deserialize local value</a> with <var>serialized key</var>, <var>realm</var> and <var>session</var>.</p>
        <li data-md>
         <p>Let <var>serialized value</var> be <var>serialized key-value</var>[1].</p>
        <li data-md>
-        <p>Let <var>deserialized value</var> be result of <a data-link-type="dfn" href="https://w3c.github.io/webdriver/#dfn-try" id="ref-for-dfn-try④①">trying</a> to <a data-link-type="dfn" href="#deserialize-local-value" id="ref-for-deserialize-local-value①">deserialize local value</a> given <var>serialized value</var>, <var>realm</var> and <var>session</var>.</p>
+        <p>Let <var>deserialized value</var> be result of <a data-link-type="dfn" href="https://w3c.github.io/webdriver/#dfn-try" id="ref-for-dfn-try④②">trying</a> to <a data-link-type="dfn" href="#deserialize-local-value" id="ref-for-deserialize-local-value①">deserialize local value</a> given <var>serialized value</var>, <var>realm</var> and <var>session</var>.</p>
        <li data-md>
         <p>Append <a data-link-type="dfn" href="https://tc39.es/ecma262/#sec-createarrayfromlist" id="ref-for-sec-createarrayfromlist">CreateArrayFromList</a>(«<var>deserialized key</var>, <var>deserialized value</var>») to <var>deserialized key-value list</var>.</p>
       </ol>
@@ -7147,7 +7112,7 @@ <h5 class="heading settled" data-level="7.5.3.7" id="type-script-LocalValue"><sp
       <p>For each <var>serialized value</var> in the <var>serialized value list</var>:</p>
       <ol>
        <li data-md>
-        <p>Let <var>deserialized value</var> be result of <a data-link-type="dfn" href="https://w3c.github.io/webdriver/#dfn-try" id="ref-for-dfn-try④②">trying</a> to <a data-link-type="dfn" href="#deserialize-local-value" id="ref-for-deserialize-local-value②">deserialize local value</a> given <var>serialized value</var>, <var>realm</var> and <var>session</var>.</p>
+        <p>Let <var>deserialized value</var> be result of <a data-link-type="dfn" href="https://w3c.github.io/webdriver/#dfn-try" id="ref-for-dfn-try④③">trying</a> to <a data-link-type="dfn" href="#deserialize-local-value" id="ref-for-deserialize-local-value②">deserialize local value</a> given <var>serialized value</var>, <var>realm</var> and <var>session</var>.</p>
        <li data-md>
         <p>Append <var>deserialized value</var> to <var>deserialized values</var>;</p>
       </ol>
@@ -7179,7 +7144,7 @@ <h5 class="heading settled" data-level="7.5.3.7" id="type-script-LocalValue"><sp
        <dd>
         <ol>
          <li data-md>
-          <p>Let <var>deserialized value list</var> be a result of <a data-link-type="dfn" href="https://w3c.github.io/webdriver/#dfn-try" id="ref-for-dfn-try④③">trying</a> to <a data-link-type="dfn" href="#deserialize-value-list" id="ref-for-deserialize-value-list">deserialize value list</a> given <var>value</var>, <var>realm</var> and <var>session</var>.</p>
+          <p>Let <var>deserialized value list</var> be a result of <a data-link-type="dfn" href="https://w3c.github.io/webdriver/#dfn-try" id="ref-for-dfn-try④④">trying</a> to <a data-link-type="dfn" href="#deserialize-value-list" id="ref-for-deserialize-value-list">deserialize value list</a> given <var>value</var>, <var>realm</var> and <var>session</var>.</p>
          <li data-md>
           <p>Return <a data-link-type="dfn" href="https://w3c.github.io/webdriver/#dfn-success" id="ref-for-dfn-success⑤⓪">success</a> with data <a data-link-type="dfn" href="https://tc39.es/ecma262/#sec-createarrayfromlist" id="ref-for-sec-createarrayfromlist①">CreateArrayFromList</a>(<var>deserialized value list</var>).</p>
         </ol>
@@ -7199,7 +7164,7 @@ <h5 class="heading settled" data-level="7.5.3.7" id="type-script-LocalValue"><sp
        <dd>
         <ol>
          <li data-md>
-          <p>Let <var>deserialized key-value list</var> be a result of <a data-link-type="dfn" href="https://w3c.github.io/webdriver/#dfn-try" id="ref-for-dfn-try④④">trying</a> to <a data-link-type="dfn" href="#deserialize-key-value-list" id="ref-for-deserialize-key-value-list">deserialize key-value list</a> with <var>value</var>, <var>realm</var> and <var>session</var>.</p>
+          <p>Let <var>deserialized key-value list</var> be a result of <a data-link-type="dfn" href="https://w3c.github.io/webdriver/#dfn-try" id="ref-for-dfn-try④⑤">trying</a> to <a data-link-type="dfn" href="#deserialize-key-value-list" id="ref-for-deserialize-key-value-list">deserialize key-value list</a> with <var>value</var>, <var>realm</var> and <var>session</var>.</p>
          <li data-md>
           <p>Let <var>iterable</var> be <a data-link-type="dfn" href="https://tc39.es/ecma262/#sec-createarrayfromlist" id="ref-for-sec-createarrayfromlist②">CreateArrayFromList</a>(<var>deserialized key-value list</var>)</p>
          <li data-md>
@@ -7209,7 +7174,7 @@ <h5 class="heading settled" data-level="7.5.3.7" id="type-script-LocalValue"><sp
        <dd>
         <ol>
          <li data-md>
-          <p>Let <var>deserialized key-value list</var> be a result of <a data-link-type="dfn" href="https://w3c.github.io/webdriver/#dfn-try" id="ref-for-dfn-try④⑤">trying</a> to <a data-link-type="dfn" href="#deserialize-key-value-list" id="ref-for-deserialize-key-value-list①">deserialize key-value list</a> with <var>value</var>, <var>realm</var> and <var>session</var>.</p>
+          <p>Let <var>deserialized key-value list</var> be a result of <a data-link-type="dfn" href="https://w3c.github.io/webdriver/#dfn-try" id="ref-for-dfn-try④⑥">trying</a> to <a data-link-type="dfn" href="#deserialize-key-value-list" id="ref-for-deserialize-key-value-list①">deserialize key-value list</a> with <var>value</var>, <var>realm</var> and <var>session</var>.</p>
          <li data-md>
           <p>Let <var>iterable</var> be <a data-link-type="dfn" href="https://tc39.es/ecma262/#sec-createarrayfromlist" id="ref-for-sec-createarrayfromlist③">CreateArrayFromList</a>(<var>deserialized key-value list</var>)</p>
          <li data-md>
@@ -7232,7 +7197,7 @@ <h5 class="heading settled" data-level="7.5.3.7" id="type-script-LocalValue"><sp
        <dd>
         <ol>
          <li data-md>
-          <p>Let <var>deserialized value list</var> be a result of <a data-link-type="dfn" href="https://w3c.github.io/webdriver/#dfn-try" id="ref-for-dfn-try④⑥">trying</a> to <a data-link-type="dfn" href="#deserialize-value-list" id="ref-for-deserialize-value-list①">deserialize value list</a> given <var>value</var>, <var>realm</var> and <var>session</var>.</p>
+          <p>Let <var>deserialized value list</var> be a result of <a data-link-type="dfn" href="https://w3c.github.io/webdriver/#dfn-try" id="ref-for-dfn-try④⑦">trying</a> to <a data-link-type="dfn" href="#deserialize-value-list" id="ref-for-deserialize-value-list①">deserialize value list</a> given <var>value</var>, <var>realm</var> and <var>session</var>.</p>
          <li data-md>
           <p>Let <var>iterable</var> be <a data-link-type="dfn" href="https://tc39.es/ecma262/#sec-createarrayfromlist" id="ref-for-sec-createarrayfromlist④">CreateArrayFromList</a>(<var>deserialized key-value list</var>)</p>
          <li data-md>
@@ -7258,7 +7223,7 @@ <h5 class="heading settled" data-level="7.5.3.9" id="type-script-Realm"><span cl
 created.</p>
    <p>The <a data-link-type="dfn" href="#realm-id" id="ref-for-realm-id">realm id</a> for a realm is opaque and must not be derivable from the handle
 id of the corresponding global object in the <a data-link-type="dfn" href="#handle-object-map" id="ref-for-handle-object-map">handle object map</a> or, where
-relevant, from the <a data-link-type="dfn" href="#browsing-context-id" id="ref-for-browsing-context-id①③">browsing context id</a> of any <a data-link-type="dfn" href="https://html.spec.whatwg.org/multipage/document-sequences.html#browsing-context" id="ref-for-browsing-context①④">browsing context</a>.</p>
+relevant, from the <a data-link-type="dfn" href="#navigable-id" id="ref-for-navigable-id①③">navigable id</a> of any <a data-link-type="dfn" href="https://html.spec.whatwg.org/multipage/document-sequences.html#navigables" id="ref-for-navigables①⑤">navigable</a>.</p>
    <p class="note" role="note"><span class="marker">Note:</span> this is to ensure that users do not rely on implementation-specific
 relationships between different ids.</p>
    <div class="algorithm" data-algorithm="get a realm">
@@ -7484,8 +7449,8 @@ <h5 class="heading settled" data-level="7.5.3.11" id="type-script-RealmInfo"><sp
 </pre>
    <p class="note" role="note"><span class="marker">Note:</span> there’s a 1:1 relationship between the <code>script.RealmInfo</code> variants and values of <code>script.RealmType</code>.</p>
    <p>The <code>script.RealmInfo</code> type represents the properties of a realm.</p>
-   <div class="algorithm" data-algorithm="get the browsing context">
-     To <dfn class="dfn-paneled" data-dfn-type="dfn" data-noexport id="get-the-browsing-context">get the browsing context</dfn> with given <var>realm</var>: 
+   <div class="algorithm" data-algorithm="get the navigable">
+     To <dfn class="dfn-paneled" data-dfn-type="dfn" data-noexport id="get-the-navigable">get the navigable</dfn> with given <var>realm</var>: 
     <ol>
      <li data-md>
       <p>Let <var>global object</var> be the <a data-link-type="dfn" href="https://html.spec.whatwg.org/multipage/webappapis.html#concept-realm-global" id="ref-for-concept-realm-global②">global object</a> of the <var>realm</var>.</p>
@@ -7496,7 +7461,7 @@ <h5 class="heading settled" data-level="7.5.3.11" id="type-script-RealmInfo"><sp
      <li data-md>
       <p>Let <var>document</var> be <var>global object</var>’s wrapped <code class="idl"><a data-link-type="idl" href="https://html.spec.whatwg.org/multipage/nav-history-apis.html#window" id="ref-for-window⑦">Window</a></code>'s <a data-link-type="dfn" href="https://html.spec.whatwg.org/multipage/nav-history-apis.html#concept-document-window" id="ref-for-concept-document-window③">associated <code>Document</code></a>.</p>
      <li data-md>
-      <p>Return <var>document</var>’s <a data-link-type="dfn" href="https://html.spec.whatwg.org/multipage/document-sequences.html#browsing-context" id="ref-for-browsing-context①⑤">browsing context</a>.</p>
+      <p>Return <var>document</var>’s <a data-link-type="dfn" href="https://html.spec.whatwg.org/multipage/document-sequences.html#node-navigable" id="ref-for-node-navigable②">node navigable</a>.</p>
     </ol>
    </div>
    <div class="algorithm" data-algorithm="get the worker’s owners">
@@ -7513,6 +7478,8 @@ <h5 class="heading settled" data-level="7.5.3.11" id="type-script-RealmInfo"><sp
         <p>Let <var>owner environment settings</var> be <var>owner</var>’s <a data-link-type="dfn" href="https://html.spec.whatwg.org/multipage/webappapis.html#relevant-settings-object" id="ref-for-relevant-settings-object">relevant settings object</a>.</p>
        <li data-md>
         <p>Let <var>owner realm info</var> be the result of <a data-link-type="dfn" href="#get-the-realm-info" id="ref-for-get-the-realm-info">get the realm info</a> given <var>owner environment settings</var>.</p>
+       <li data-md>
+        <p>If <var>owner realm info</var> is null, continue.</p>
        <li data-md>
         <p>Append <var>owner realm info</var>["<code>id</code>"] to <var>owners</var>.</p>
       </ol>
@@ -7540,12 +7507,14 @@ <h5 class="heading settled" data-level="7.5.3.11" id="type-script-RealmInfo"><sp
          <li data-md>
           <p>Let <var>document</var> be <var>environment settings</var>’ <a data-link-type="dfn" href="https://html.spec.whatwg.org/multipage/webappapis.html#concept-relevant-global" id="ref-for-concept-relevant-global④">relevant global object</a>'s <a data-link-type="dfn" href="https://html.spec.whatwg.org/multipage/nav-history-apis.html#concept-document-window" id="ref-for-concept-document-window④">associated <code>Document</code></a>.</p>
          <li data-md>
-          <p>Let <var>browsing context</var> be <var>document</var>’s <a data-link-type="dfn" href="https://html.spec.whatwg.org/multipage/document-sequences.html#browsing-context" id="ref-for-browsing-context①⑥">browsing context</a>.</p>
+          <p>Let <var>navigable</var> be <var>document</var>’s <a data-link-type="dfn" href="https://html.spec.whatwg.org/multipage/document-sequences.html#node-navigable" id="ref-for-node-navigable③">node navigable</a>.</p>
+         <li data-md>
+          <p>If <var>navigable</var> is null, return null.</p>
          <li data-md>
-          <p>Let <var>context id</var> be the <a data-link-type="dfn" href="#browsing-context-id" id="ref-for-browsing-context-id①④">browsing context id</a> for <var>browsing context</var>.</p>
+          <p>Let <var>navigable id</var> be the <a data-link-type="dfn" href="#navigable-id" id="ref-for-navigable-id①④">navigable id</a> for <var>navigable</var>.</p>
          <li data-md>
           <p>Let <var>realm info</var> be a <a data-link-type="dfn" href="https://infra.spec.whatwg.org/#ordered-map" id="ref-for-ordered-map⑥⑥">map</a> matching the <code>script.WindowRealmInfo</code> production,
- with the <code>realm</code> field set to <var>realm id</var>, the <code>origin</code> field set to <var>origin</var>, and the <code>context</code> field set to <var>context id</var>.</p>
+ with the <code>realm</code> field set to <var>realm id</var>, the <code>origin</code> field set to <var>origin</var>, and the <code>context</code> field set to <var>navigable id</var>.</p>
         </ol>
        <dt><var>global object</var> is <code class="idl"><a data-link-type="idl" href="#sandboxwindowproxy" id="ref-for-sandboxwindowproxy③">SandboxWindowProxy</a></code> object 
        <dd>
@@ -7554,16 +7523,18 @@ <h5 class="heading settled" data-level="7.5.3.11" id="type-script-RealmInfo"><sp
          <li data-md>
           <p>Let <var>document</var> be <var>global object</var>’s wrapped <code class="idl"><a data-link-type="idl" href="https://html.spec.whatwg.org/multipage/nav-history-apis.html#window" id="ref-for-window⑨">Window</a></code>'s <a data-link-type="dfn" href="https://html.spec.whatwg.org/multipage/nav-history-apis.html#concept-document-window" id="ref-for-concept-document-window⑤">associated <code>Document</code></a>.</p>
          <li data-md>
-          <p>Let <var>browsing context</var> be <var>document</var>’s <a data-link-type="dfn" href="https://html.spec.whatwg.org/multipage/document-sequences.html#browsing-context" id="ref-for-browsing-context①⑦">browsing context</a>.</p>
+          <p>Let <var>navigable</var> be <var>document</var>’s <a data-link-type="dfn" href="https://html.spec.whatwg.org/multipage/document-sequences.html#node-navigable" id="ref-for-node-navigable④">node navigable</a>.</p>
+         <li data-md>
+          <p>If <var>navigable</var> is null, return null.</p>
          <li data-md>
-          <p>Let <var>context id</var> be the <a data-link-type="dfn" href="#browsing-context-id" id="ref-for-browsing-context-id①⑤">browsing context id</a> for <var>browsing context</var>.</p>
+          <p>Let <var>navigable id</var> be the <a data-link-type="dfn" href="#navigable-id" id="ref-for-navigable-id①⑤">navigable id</a> for <var>navigable</var>.</p>
          <li data-md>
           <p>Let <var>sandbox name</var> be the result of <a data-link-type="dfn" href="#get-a-sandbox-name" id="ref-for-get-a-sandbox-name">get a sandbox name</a> given <var>realm</var>.</p>
          <li data-md>
           <p class="assertion">Assert: <var>sandbox name</var> is not null.</p>
          <li data-md>
           <p>Let <var>realm info</var> be a <a data-link-type="dfn" href="https://infra.spec.whatwg.org/#ordered-map" id="ref-for-ordered-map⑥⑦">map</a> matching the <code>script.WindowRealmInfo</code> production,
- with the <code>realm</code> field set to <var>realm id</var>, the <code>origin</code> field set to <var>origin</var>, the <code>context</code> field set to <var>context id</var>,
+ with the <code>realm</code> field set to <var>realm id</var>, the <code>origin</code> field set to <var>origin</var>, the <code>context</code> field set to <var>navigable id</var>,
  and the <code>sandbox</code> field set to <var>sandbox name</var>.</p>
         </ol>
        <dt><var>global object</var> is a <code class="idl"><a data-link-type="idl" href="https://html.spec.whatwg.org/multipage/workers.html#dedicatedworkerglobalscope" id="ref-for-dedicatedworkerglobalscope">DedicatedWorkerGlobalScope</a></code> object 
@@ -7698,14 +7669,14 @@ <h5 class="heading settled" data-level="7.5.3.13" id="type-script-RemoteReferenc
      <li data-md>
       <p>Assert <var>shared reference</var> matches the <code>script.SharedReference</code> production.</p>
      <li data-md>
-      <p>Let <var>browsing context</var> be <a data-link-type="dfn" href="#get-the-browsing-context" id="ref-for-get-the-browsing-context">get the browsing context</a> with <var>realm</var>.</p>
+      <p>Let <var>navigable</var> be <a data-link-type="dfn" href="#get-the-navigable" id="ref-for-get-the-navigable">get the navigable</a> with <var>realm</var>.</p>
      <li data-md>
-      <p>If <var>browsing context</var> is <code>null</code>, return <a data-link-type="dfn" href="https://w3c.github.io/webdriver/#dfn-errors" id="ref-for-dfn-errors⑦⑦">error</a> with <a data-link-type="dfn" href="https://w3c.github.io/webdriver/#dfn-error-code" id="ref-for-dfn-error-code⑦②">error code</a> <a data-link-type="dfn" href="#errors-no-such-node" id="ref-for-errors-no-such-node">no such node</a>.</p>
+      <p>If <var>navigable</var> is <code>null</code>, return <a data-link-type="dfn" href="https://w3c.github.io/webdriver/#dfn-errors" id="ref-for-dfn-errors⑦⑦">error</a> with <a data-link-type="dfn" href="https://w3c.github.io/webdriver/#dfn-error-code" id="ref-for-dfn-error-code⑦②">error code</a> <a data-link-type="dfn" href="#errors-no-such-node" id="ref-for-errors-no-such-node">no such node</a>.</p>
       <p class="note" role="note"><span class="marker">Note:</span> This happens when the realm isn’t a Window global.</p>
      <li data-md>
       <p>Let <var>shared id</var> be the value of the <code>sharedId</code> field of <var>shared reference</var>.</p>
      <li data-md>
-      <p>Let <var>node</var> be result of <a data-link-type="dfn" href="https://w3c.github.io/webdriver/#dfn-try" id="ref-for-dfn-try④⑦">trying</a> to <a data-link-type="dfn" href="https://w3c.github.io/webdriver/#dfn-get-a-node" id="ref-for-dfn-get-a-node">get a node</a> with <var>session</var>, <var>browsing context</var> and <var>shared id</var>.</p>
+      <p>Let <var>node</var> be result of <a data-link-type="dfn" href="https://w3c.github.io/webdriver/#dfn-try" id="ref-for-dfn-try④⑧">trying</a> to <a data-link-type="dfn" href="https://w3c.github.io/webdriver/#dfn-get-a-node" id="ref-for-dfn-get-a-node">get a node</a> with <var>session</var>, <var>navigable</var> and <var>shared id</var>.</p>
      <li data-md>
       <p>If <var>node</var> is <code>null</code>, return <a data-link-type="dfn" href="https://w3c.github.io/webdriver/#dfn-errors" id="ref-for-dfn-errors⑦⑧">error</a> with <a data-link-type="dfn" href="https://w3c.github.io/webdriver/#dfn-error-code" id="ref-for-dfn-error-code⑦③">error code</a> <a data-link-type="dfn" href="#errors-no-such-node" id="ref-for-errors-no-such-node①">no such node</a>.</p>
      <li data-md>
@@ -7947,11 +7918,11 @@ <h5 class="heading settled" data-level="7.5.3.14" id="type-script-RemoteValue"><
      <li data-md>
       <p>If <var>node</var> does not implement <code class="idl"><a data-link-type="idl" href="https://dom.spec.whatwg.org/#node" id="ref-for-node">Node</a></code>, return null.</p>
      <li data-md>
-      <p>Let <var>browsing context</var> be <var>node</var>’s <a data-link-type="dfn" href="https://dom.spec.whatwg.org/#concept-node-document" id="ref-for-concept-node-document②">node document</a>'s <a data-link-type="dfn" href="https://html.spec.whatwg.org/multipage/document-sequences.html#concept-document-bc" id="ref-for-concept-document-bc②">browsing context</a>.</p>
+      <p>Let <var>navigable</var> be <var>node</var>’s <a data-link-type="dfn" href="https://html.spec.whatwg.org/multipage/document-sequences.html#node-navigable" id="ref-for-node-navigable⑤">node navigable</a>.</p>
      <li data-md>
-      <p>If <var>browsing context</var> is null, return null.</p>
+      <p>If <var>navigable</var> is null, return null.</p>
      <li data-md>
-      <p>Return <a data-link-type="dfn" href="https://w3c.github.io/webdriver/#dfn-get-or-create-a-node-reference" id="ref-for-dfn-get-or-create-a-node-reference">get or create a node reference</a> with <var>session</var>, <var>browsing context</var> and <var>node</var>.</p>
+      <p>Return <a data-link-type="dfn" href="https://w3c.github.io/webdriver/#dfn-get-or-create-a-node-reference" id="ref-for-dfn-get-or-create-a-node-reference">get or create a node reference</a> with <var>session</var>, <var>navigable</var> and <var>node</var>.</p>
     </ol>
    </div>
    <div class="algorithm" data-algorithm="set internal ids if needed">
@@ -8186,12 +8157,12 @@ <h5 class="heading settled" data-level="7.5.3.14" id="type-script-RemoteValue"><
           <p>Let <var>window</var> be the value of <var>value</var>’s [[WindowProxy]] <a data-link-type="dfn" href="https://tc39.es/ecma262/#sec-object-internal-methods-and-internal-slots" id="ref-for-sec-object-internal-methods-and-internal-slots①②">internal
  slot</a>.</p>
          <li data-md>
-          <p>Let <var>browsing context</var> be <var>window</var>’s <a data-link-type="dfn" href="https://html.spec.whatwg.org/multipage/nav-history-apis.html#window-bc" id="ref-for-window-bc">browsing context</a>.</p>
+          <p>Let <var>navigable</var> be <var>window</var>’s <a data-link-type="dfn" href="https://html.spec.whatwg.org/multipage/document-sequences.html#window-navigable" id="ref-for-window-navigable②">navigable</a>.</p>
          <li data-md>
-          <p>Let <var>context id</var> be the <a data-link-type="dfn" href="#browsing-context-id" id="ref-for-browsing-context-id①⑥">browsing context id</a> for <var>browsing context</var>.</p>
+          <p>Let <var>navigable id</var> be the <a data-link-type="dfn" href="#navigable-id" id="ref-for-navigable-id①⑥">navigable id</a> for <var>navigable</var>.</p>
          <li data-md>
           <p>Let <var>serialized</var> be a <a data-link-type="dfn" href="https://infra.spec.whatwg.org/#ordered-map" id="ref-for-ordered-map⑨②">map</a> matching the <code>script.WindowProxyProperties</code> production in the <a data-link-type="dfn" href="#local-end-definition" id="ref-for-local-end-definition⑥⑤">local end
- definition</a> with the <code>context</code> property set to <var>context id</var>.</p>
+ definition</a> with the <code>context</code> property set to <var>navigable id</var>.</p>
          <li data-md>
           <p>Let <var>remote value</var> be a <a data-link-type="dfn" href="https://infra.spec.whatwg.org/#ordered-map" id="ref-for-ordered-map⑨③">map</a> matching the <code>script.WindowProxyRemoteValue</code> production in the <a data-link-type="dfn" href="#local-end-definition" id="ref-for-local-end-definition⑥⑥">local end definition</a>, with the <code>handle</code> property set to <var>handle id</var> if it’s not null, or omitted otherwise, and
  the <code>value</code> property set to <var>serialized</var>.</p>
@@ -8445,14 +8416,14 @@ <h5 class="heading settled" data-level="7.5.3.20" id="type-script-Source"><span
        <li data-md>
         <p>Let <var>document</var> be environment settings’ <a data-link-type="dfn" href="https://html.spec.whatwg.org/multipage/nav-history-apis.html#concept-document-window" id="ref-for-concept-document-window⑦">associated <code>Document</code></a>.</p>
        <li data-md>
-        <p>Let <var>browsing context</var> be <var>document</var>’s <a data-link-type="dfn" href="https://html.spec.whatwg.org/multipage/document-sequences.html#concept-document-bc" id="ref-for-concept-document-bc③">browsing context</a>.</p>
+        <p>Let <var>navigable</var> be <var>document</var>’s <a data-link-type="dfn" href="https://html.spec.whatwg.org/multipage/document-sequences.html#node-navigable" id="ref-for-node-navigable⑥">node navigable</a>.</p>
        <li data-md>
-        <p>Let <var>context id</var> be the <a data-link-type="dfn" href="#browsing-context-id" id="ref-for-browsing-context-id①⑦">browsing context id</a> for <var>browsing context</var>.</p>
+        <p>Let <var>navigable id</var> be the <a data-link-type="dfn" href="#navigable-id" id="ref-for-navigable-id①⑦">navigable id</a> for <var>navigable</var> if <var>navigable</var> is not null.</p>
       </ol>
-      <p>Otherwise let <var>browsing context</var> be null.</p>
+      <p>Otherwise let <var>navigable</var> be null.</p>
      <li data-md>
       <p>Let <var>source</var> be a <a data-link-type="dfn" href="https://infra.spec.whatwg.org/#ordered-map" id="ref-for-ordered-map①⓪⓪">map</a> matching the <code>script.Source</code> production with the <code>realm</code> field set to <var>realm</var>, and the <code>context</code> field set
- to <var>context id</var> if <var>browsing context</var> is not null, or unset otherwise.</p>
+ to <var>navigable id</var> if <var>navigable</var> is not null, or unset otherwise.</p>
      <li data-md>
       <p>Return <var>source</var>.</p>
     </ol>
@@ -8474,18 +8445,18 @@ <h5 class="heading settled" data-level="7.5.3.21" id="type-script-Target"><span
 );
 </pre>
    <p>The <code>script.Target</code> type represents a value that is either a <code>script.Realm</code> or a <code>browsingContext.BrowsingContext</code>.
-This is useful in cases where a context identifier can stand in for the realm
-associated with the context’s active document.</p>
-   <div class="algorithm" data-algorithm="get a realm from a browsing context">
-     To <dfn class="dfn-paneled" data-dfn-type="dfn" data-noexport id="get-a-realm-from-a-browsing-context">get a realm from a browsing context</dfn> given <var>context id</var> and <var>sandbox</var>: 
+This is useful in cases where a navigable identifier can stand in for the realm
+associated with the navigable’s active document.</p>
+   <div class="algorithm" data-algorithm="get a realm from a navigable">
+     To <dfn class="dfn-paneled" data-dfn-type="dfn" data-noexport id="get-a-realm-from-a-navigable">get a realm from a navigable</dfn> given <var>navigable id</var> and <var>sandbox</var>: 
     <ol>
      <li data-md>
-      <p>Let <var>context</var> be the result of <a data-link-type="dfn" href="https://w3c.github.io/webdriver/#dfn-try" id="ref-for-dfn-try④⑧">trying</a> to <a data-link-type="dfn" href="#get-a-browsing-context" id="ref-for-get-a-browsing-context①④">get a browsing context</a> with <var>context id</var>.</p>
+      <p>Let <var>navigable</var> be the result of <a data-link-type="dfn" href="https://w3c.github.io/webdriver/#dfn-try" id="ref-for-dfn-try④⑨">trying</a> to <a data-link-type="dfn" href="#get-a-navigable" id="ref-for-get-a-navigable①⑤">get a navigable</a> with <var>navigable id</var>.</p>
      <li data-md>
       <p>If <var>sandbox</var> is null or is an empty string:</p>
       <ol>
        <li data-md>
-        <p>Let <var>document</var> be <var>context</var>’s <a data-link-type="dfn" href="https://html.spec.whatwg.org/multipage/document-sequences.html#active-document" id="ref-for-active-document①④">active document</a>.</p>
+        <p>Let <var>document</var> be <var>navigable</var>’s <a data-link-type="dfn" href="https://html.spec.whatwg.org/multipage/document-sequences.html#nav-document" id="ref-for-nav-document①①">active document</a>.</p>
        <li data-md>
         <p>Let <var>environment settings</var> be the <a data-link-type="dfn" href="https://html.spec.whatwg.org/multipage/webappapis.html#environment-settings-object" id="ref-for-environment-settings-object⑤">environment settings object</a> whose <a data-link-type="dfn" href="https://html.spec.whatwg.org/multipage/webappapis.html#concept-relevant-global" id="ref-for-concept-relevant-global⑤">relevant global object</a>'s <a data-link-type="dfn" href="https://html.spec.whatwg.org/multipage/nav-history-apis.html#concept-document-window" id="ref-for-concept-document-window⑧">associated <code>Document</code></a> is <var>document</var>.</p>
        <li data-md>
@@ -8493,7 +8464,7 @@ <h5 class="heading settled" data-level="7.5.3.21" id="type-script-Target"><span
  Realm component.</p>
       </ol>
      <li data-md>
-      <p>Otherwise: let <var>realm</var> be result of <a data-link-type="dfn" href="https://w3c.github.io/webdriver/#dfn-try" id="ref-for-dfn-try④⑨">trying</a> to <a data-link-type="dfn" href="#get-or-create-a-sandbox-realm" id="ref-for-get-or-create-a-sandbox-realm①">get or create a sandbox realm</a> given <var>sandbox</var> and <var>context</var>.</p>
+      <p>Otherwise: let <var>realm</var> be result of <a data-link-type="dfn" href="https://w3c.github.io/webdriver/#dfn-try" id="ref-for-dfn-try⑤⓪">trying</a> to <a data-link-type="dfn" href="#get-or-create-a-sandbox-realm" id="ref-for-get-or-create-a-sandbox-realm①">get or create a sandbox realm</a> given <var>sandbox</var> and <var>navigable</var>.</p>
      <li data-md>
       <p>Return <a data-link-type="dfn" href="https://w3c.github.io/webdriver/#dfn-success" id="ref-for-dfn-success⑥⑧">success</a> with data <var>realm</var></p>
     </ol>
@@ -8510,7 +8481,7 @@ <h5 class="heading settled" data-level="7.5.3.21" id="type-script-Target"><span
        <li data-md>
         <p>If <var>target</var> <a data-link-type="dfn" href="https://infra.spec.whatwg.org/#map-exists" id="ref-for-map-exists④⑨">contains</a> "<code>sandbox</code>", set <var>sandbox</var> to <var>target</var>["<code>sandbox</code>"].</p>
        <li data-md>
-        <p>Let <var>realm</var> be <a data-link-type="dfn" href="#get-a-realm-from-a-browsing-context" id="ref-for-get-a-realm-from-a-browsing-context①">get a realm from a browsing context</a> with <var>target</var>["<code>context</code>"] and <var>sandbox</var>.</p>
+        <p>Let <var>realm</var> be <a data-link-type="dfn" href="#get-a-realm-from-a-navigable" id="ref-for-get-a-realm-from-a-navigable①">get a realm from a navigable</a> with <var>target</var>["<code>context</code>"] and <var>sandbox</var>.</p>
       </ol>
      <li data-md>
       <p>Otherwise:</p>
@@ -8563,21 +8534,21 @@ <h5 class="heading settled" data-level="7.5.4.1" id="command-script-addPreloadSc
       <p>Let <var>arguments</var> be the <code>arguments</code> field of <var>command
  parameters</var> if present, or an empty <a data-link-type="dfn" href="https://infra.spec.whatwg.org/#list" id="ref-for-list②⓪">list</a> otherwise.</p>
      <li data-md>
-      <p>Let <var>contexts</var> be null.</p>
+      <p>Let <var>navigables</var> be null.</p>
      <li data-md>
       <p>If the <code>contexts</code> field of <var>command parameters</var> is present:</p>
       <ol>
        <li data-md>
-        <p>Set <var>contexts</var> to an empty <a data-link-type="dfn" href="https://infra.spec.whatwg.org/#ordered-set" id="ref-for-ordered-set③④">set</a>.</p>
+        <p>Set <var>navigables</var> to an empty <a data-link-type="dfn" href="https://infra.spec.whatwg.org/#ordered-set" id="ref-for-ordered-set③③">set</a>.</p>
        <li data-md>
-        <p>For each <var>context id</var> of <var>command parameters</var>["<code>contexts</code>"]</p>
+        <p>For each <var>navigable id</var> of <var>command parameters</var>["<code>contexts</code>"]</p>
         <ol>
          <li data-md>
-          <p>Let <var>context</var> be the result of <a data-link-type="dfn" href="https://w3c.github.io/webdriver/#dfn-try" id="ref-for-dfn-try⑤⓪">trying</a> to <a data-link-type="dfn" href="#get-a-browsing-context" id="ref-for-get-a-browsing-context①⑤">get a browsing context</a> with <var>context id</var>.</p>
+          <p>Let <var>navigable</var> be the result of <a data-link-type="dfn" href="https://w3c.github.io/webdriver/#dfn-try" id="ref-for-dfn-try⑤①">trying</a> to <a data-link-type="dfn" href="#get-a-navigable" id="ref-for-get-a-navigable①⑥">get a navigable</a> with <var>navigable id</var>.</p>
          <li data-md>
-          <p>If <var>context</var> is not a <a data-link-type="dfn" href="https://html.spec.whatwg.org/multipage/document-sequences.html#top-level-browsing-context" id="ref-for-top-level-browsing-context②②">top-level browsing context</a>, return <a data-link-type="dfn" href="https://w3c.github.io/webdriver/#dfn-errors" id="ref-for-dfn-errors⑧⓪">error</a> with <a data-link-type="dfn" href="https://w3c.github.io/webdriver/#dfn-error-code" id="ref-for-dfn-error-code⑦⑤">error code</a> <a data-link-type="dfn" href="https://w3c.github.io/webdriver/#dfn-invalid-argument" id="ref-for-dfn-invalid-argument④⓪">invalid argument</a>.</p>
+          <p>If <var>navigable</var> is not a <a data-link-type="dfn" href="https://html.spec.whatwg.org/multipage/document-sequences.html#top-level-traversable" id="ref-for-top-level-traversable②⑨">top-level traversable</a>, return <a data-link-type="dfn" href="https://w3c.github.io/webdriver/#dfn-errors" id="ref-for-dfn-errors⑧⓪">error</a> with <a data-link-type="dfn" href="https://w3c.github.io/webdriver/#dfn-error-code" id="ref-for-dfn-error-code⑦⑤">error code</a> <a data-link-type="dfn" href="https://w3c.github.io/webdriver/#dfn-invalid-argument" id="ref-for-dfn-invalid-argument④⓪">invalid argument</a>.</p>
          <li data-md>
-          <p>Append <var>context</var> to <var>contexts</var>.</p>
+          <p>Append <var>navigable</var> to <var>navigables</var>.</p>
         </ol>
       </ol>
      <li data-md>
@@ -8589,7 +8560,7 @@ <h5 class="heading settled" data-level="7.5.4.1" id="command-script-addPreloadSc
       <p>Let <var>preload script map</var> be <var>session</var>’s <a data-link-type="dfn" href="#preload-script-map" id="ref-for-preload-script-map①">preload script map</a>.</p>
      <li data-md>
       <p>Set <var>preload script map</var>[<var>script</var>] to a struct with <code>function
- declaration</code> <var>function declaration</var>, <code>arguments</code> <var>arguments</var>, <code>contexts</code> <var>contexts</var>, and <code>sandbox</code> <var>sandbox</var>.</p>
+ declaration</code> <var>function declaration</var>, <code>arguments</code> <var>arguments</var>, <code>contexts</code> <var>navigables</var>, and <code>sandbox</code> <var>sandbox</var>.</p>
      <li data-md>
       <p>Return a new <a data-link-type="dfn" href="https://infra.spec.whatwg.org/#ordered-map" id="ref-for-ordered-map①⓪①">map</a> matching the <code>script.AddPreloadScriptResult</code> with the <code>script</code> field set to <var>script</var>.</p>
     </ol>
@@ -8620,7 +8591,7 @@ <h5 class="heading settled" data-level="7.5.4.2" id="command-script-disown"><spa
      The <a data-link-type="dfn" href="https://w3c.github.io/webdriver/#dfn-remote-end-steps" id="ref-for-dfn-remote-end-steps③②">remote end steps</a> with <var>command parameters</var> are: 
     <ol>
      <li data-md>
-      <p>Let <var>realm</var> be the result of <a data-link-type="dfn" href="https://w3c.github.io/webdriver/#dfn-try" id="ref-for-dfn-try⑤①">trying</a> to <a data-link-type="dfn" href="#get-a-realm-from-a-target" id="ref-for-get-a-realm-from-a-target">get a realm from a target</a> given the value of the <code>target</code> field of <var>command parameters</var>.</p>
+      <p>Let <var>realm</var> be the result of <a data-link-type="dfn" href="https://w3c.github.io/webdriver/#dfn-try" id="ref-for-dfn-try⑤②">trying</a> to <a data-link-type="dfn" href="#get-a-realm-from-a-target" id="ref-for-get-a-realm-from-a-target">get a realm from a target</a> given the value of the <code>target</code> field of <var>command parameters</var>.</p>
      <li data-md>
       <p>Let <var>handles</var> the value of the <code>handles</code> field of <var>command parameters</var>.</p>
      <li data-md>
@@ -8638,7 +8609,7 @@ <h5 class="heading settled" data-level="7.5.4.2" id="command-script-disown"><spa
    <h5 class="heading settled" data-level="7.5.4.3" id="command-script-callFunction"><span class="secno">7.5.4.3. </span><span class="content">The script.callFunction Command</span><a class="self-link" href="#command-script-callFunction"></a></h5>
    <p>The <dfn data-dfn-for="commands" data-dfn-type="dfn" data-export id="commands-scriptcallfunction">script.callFunction<a class="self-link" href="#commands-scriptcallfunction"></a></dfn> command calls a provided
 function with given arguments in a given realm.</p>
-   <p><code>RealmInfo</code> can be either a realm or a browsing context.</p>
+   <p><code>RealmInfo</code> can be either a realm or a navigable.</p>
    <p class="note" role="note"><span class="marker">Note:</span> In case of an arrow function in <code>functionDeclaration</code>, the <code>this</code> argument doesn’t affect function’s <code>this</code> binding.</p>
    <dl>
     <dt>Command Type
@@ -8674,7 +8645,7 @@ <h5 class="heading settled" data-level="7.5.4.3" id="command-script-callFunction
       <p>For each <var>serialized argument</var> of <var>serialized arguments list</var>:</p>
       <ol>
        <li data-md>
-        <p>Let <var>deserialized argument</var> be the result of <a data-link-type="dfn" href="https://w3c.github.io/webdriver/#dfn-try" id="ref-for-dfn-try⑤②">trying</a> to <a data-link-type="dfn" href="#deserialize-local-value" id="ref-for-deserialize-local-value③">deserialize local value</a> given <var>serialized argument</var>, <var>realm</var> and <var>session</var>.</p>
+        <p>Let <var>deserialized argument</var> be the result of <a data-link-type="dfn" href="https://w3c.github.io/webdriver/#dfn-try" id="ref-for-dfn-try⑤③">trying</a> to <a data-link-type="dfn" href="#deserialize-local-value" id="ref-for-deserialize-local-value③">deserialize local value</a> given <var>serialized argument</var>, <var>realm</var> and <var>session</var>.</p>
        <li data-md>
         <p>Append <var>deserialized argument</var> to the <var>deserialized arguments list</var>.</p>
       </ol>
@@ -8704,7 +8675,7 @@ <h5 class="heading settled" data-level="7.5.4.3" id="command-script-callFunction
     <p>The <a data-link-type="dfn" href="https://w3c.github.io/webdriver/#dfn-remote-end-steps" id="ref-for-dfn-remote-end-steps③③">remote end steps</a> with <var>session</var> and <var>command parameters</var> are:</p>
     <ol>
      <li data-md>
-      <p>Let <var>realm</var> be the result of <a data-link-type="dfn" href="https://w3c.github.io/webdriver/#dfn-try" id="ref-for-dfn-try⑤③">trying</a> to <a data-link-type="dfn" href="#get-a-realm-from-a-target" id="ref-for-get-a-realm-from-a-target①">get a realm from a target</a> given the value of the <code>target</code> field of <var>command parameters</var>.</p>
+      <p>Let <var>realm</var> be the result of <a data-link-type="dfn" href="https://w3c.github.io/webdriver/#dfn-try" id="ref-for-dfn-try⑤④">trying</a> to <a data-link-type="dfn" href="#get-a-realm-from-a-target" id="ref-for-get-a-realm-from-a-target①">get a realm from a target</a> given the value of the <code>target</code> field of <var>command parameters</var>.</p>
      <li data-md>
       <p>Let <var>realm id</var> be <var>realm</var>’s <a data-link-type="dfn" href="#realm-id" id="ref-for-realm-id⑤">realm id</a>.</p>
      <li data-md>
@@ -8715,14 +8686,14 @@ <h5 class="heading settled" data-level="7.5.4.3" id="command-script-callFunction
      <li data-md>
       <p>Let <var>deserialized arguments</var> be an empty <a data-link-type="dfn" href="https://infra.spec.whatwg.org/#list" id="ref-for-list②②">list</a>.</p>
      <li data-md>
-      <p>If <var>command arguments</var> is not null, set <var>deserialized arguments</var> to the result of <a data-link-type="dfn" href="https://w3c.github.io/webdriver/#dfn-try" id="ref-for-dfn-try⑤④">trying</a> to <a data-link-type="dfn" href="#deserialize-arguments" id="ref-for-deserialize-arguments">deserialize arguments</a> given <var>realm</var>, <var>command arguments</var> and <var>session</var>.</p>
+      <p>If <var>command arguments</var> is not null, set <var>deserialized arguments</var> to the result of <a data-link-type="dfn" href="https://w3c.github.io/webdriver/#dfn-try" id="ref-for-dfn-try⑤⑤">trying</a> to <a data-link-type="dfn" href="#deserialize-arguments" id="ref-for-deserialize-arguments">deserialize arguments</a> given <var>realm</var>, <var>command arguments</var> and <var>session</var>.</p>
      <li data-md>
       <p>Let <var>this parameter</var> be the value of the <code>this</code> field
  of <var>command parameters</var>.</p>
      <li data-md>
       <p>Let <var>this object</var> be null.</p>
      <li data-md>
-      <p>If <var>this parameter</var> is not null, set <var>this object</var> to the result of <a data-link-type="dfn" href="https://w3c.github.io/webdriver/#dfn-try" id="ref-for-dfn-try⑤⑤">trying</a> to <a data-link-type="dfn" href="#deserialize-local-value" id="ref-for-deserialize-local-value④">deserialize local value</a> given <var>this parameter</var>, <var>realm</var> and <var>session</var>.</p>
+      <p>If <var>this parameter</var> is not null, set <var>this object</var> to the result of <a data-link-type="dfn" href="https://w3c.github.io/webdriver/#dfn-try" id="ref-for-dfn-try⑤⑥">trying</a> to <a data-link-type="dfn" href="#deserialize-local-value" id="ref-for-deserialize-local-value④">deserialize local value</a> given <var>this parameter</var>, <var>realm</var> and <var>session</var>.</p>
      <li data-md>
       <p>Let <var>function declaration</var> be the value of the <code>functionDeclaration</code> field of <var>command parameters</var>.</p>
      <li data-md>
@@ -8789,7 +8760,7 @@ <h5 class="heading settled" data-level="7.5.4.3" id="command-script-callFunction
    </div>
    <h5 class="heading settled" data-level="7.5.4.4" id="command-script-evaluate"><span class="secno">7.5.4.4. </span><span class="content">The script.evaluate Command</span><a class="self-link" href="#command-script-evaluate"></a></h5>
    <p>The <dfn data-dfn-for="commands" data-dfn-type="dfn" data-export id="commands-scriptevaluate">script.evaluate<a class="self-link" href="#commands-scriptevaluate"></a></dfn> command evaluates a provided
-script in a given realm. For convenience a browsing context can be provided in
+script in a given realm. For convenience a navigable can be provided in
 place of a realm, in which case the realm used is the realm of the browsing
 context’s active document.</p>
    <p>The method returns the value of executing the provided script, unless it returns
@@ -8824,7 +8795,7 @@ <h5 class="heading settled" data-level="7.5.4.4" id="command-script-evaluate"><s
     <p>The <a data-link-type="dfn" href="https://w3c.github.io/webdriver/#dfn-remote-end-steps" id="ref-for-dfn-remote-end-steps③④">remote end steps</a> given <var>session</var> and <var>command parameters</var> are:</p>
     <ol>
      <li data-md>
-      <p>Let <var>realm</var> be the result of <a data-link-type="dfn" href="https://w3c.github.io/webdriver/#dfn-try" id="ref-for-dfn-try⑤⑥">trying</a> to <a data-link-type="dfn" href="#get-a-realm-from-a-target" id="ref-for-get-a-realm-from-a-target②">get a realm from a target</a> given the value of the <code>target</code> field of <var>command parameters</var>.</p>
+      <p>Let <var>realm</var> be the result of <a data-link-type="dfn" href="https://w3c.github.io/webdriver/#dfn-try" id="ref-for-dfn-try⑤⑦">trying</a> to <a data-link-type="dfn" href="#get-a-realm-from-a-target" id="ref-for-get-a-realm-from-a-target②">get a realm from a target</a> given the value of the <code>target</code> field of <var>command parameters</var>.</p>
      <li data-md>
       <p>Let <var>realm id</var> be <var>realm</var>’s <a data-link-type="dfn" href="#realm-id" id="ref-for-realm-id⑥">realm id</a>.</p>
      <li data-md>
@@ -8881,7 +8852,7 @@ <h5 class="heading settled" data-level="7.5.4.4" id="command-script-evaluate"><s
    <h5 class="heading settled" data-level="7.5.4.5" id="command-script-getRealms"><span class="secno">7.5.4.5. </span><span class="content">The script.getRealms Command</span><a class="self-link" href="#command-script-getRealms"></a></h5>
    <p>The <dfn data-dfn-for="commands" data-dfn-type="dfn" data-export id="commands-scriptgetrealms">script.getRealms<a class="self-link" href="#commands-scriptgetrealms"></a></dfn> command returns a list of
 all realms, optionally filtered to <a data-link-type="dfn" href="https://tc39.es/ecma262/#sec-code-realms" id="ref-for-sec-code-realms⑦">realms</a> of a specific type, or to the
-realm associated with the <a data-link-type="dfn" href="https://dom.spec.whatwg.org/#concept-document" id="ref-for-concept-document②">document</a> currently loaded in a specified <a data-link-type="dfn" href="https://html.spec.whatwg.org/multipage/document-sequences.html#browsing-context" id="ref-for-browsing-context①⑧">browsing context</a>.</p>
+realm associated with a <a data-link-type="dfn" href="https://html.spec.whatwg.org/multipage/document-sequences.html#navigables" id="ref-for-navigables①⑥">navigable</a>'s <a data-link-type="dfn" href="https://html.spec.whatwg.org/multipage/document-sequences.html#nav-document" id="ref-for-nav-document①②">active document</a>.</p>
    <dl>
     <dt>Command Type
     <dd>
@@ -8911,11 +8882,11 @@ <h5 class="heading settled" data-level="7.5.4.5" id="command-script-getRealms"><
       <p>If <var>command parameters</var> contains <code>context</code>:</p>
       <ol>
        <li data-md>
-        <p>Let <var>context</var> be the result of <a data-link-type="dfn" href="https://w3c.github.io/webdriver/#dfn-try" id="ref-for-dfn-try⑤⑦">trying</a> to <a data-link-type="dfn" href="#get-a-browsing-context" id="ref-for-get-a-browsing-context①⑥">get a browsing context</a> with <var>command parameters</var>["<code>context</code>"].</p>
+        <p>Let <var>navigable</var> be the result of <a data-link-type="dfn" href="https://w3c.github.io/webdriver/#dfn-try" id="ref-for-dfn-try⑤⑧">trying</a> to <a data-link-type="dfn" href="#get-a-navigable" id="ref-for-get-a-navigable①⑦">get a navigable</a> with <var>command parameters</var>["<code>context</code>"].</p>
        <li data-md>
-        <p>Let <var>document</var> be <var>context</var>’s <a data-link-type="dfn" href="https://html.spec.whatwg.org/multipage/document-sequences.html#active-document" id="ref-for-active-document①⑤">active document</a>.</p>
+        <p>Let <var>document</var> be <var>navigable</var>’s <a data-link-type="dfn" href="https://html.spec.whatwg.org/multipage/document-sequences.html#nav-document" id="ref-for-nav-document①③">active document</a>.</p>
        <li data-md>
-        <p>Let <var>context environment settings</var> be a <a data-link-type="dfn" href="https://infra.spec.whatwg.org/#list" id="ref-for-list②④">list</a>.</p>
+        <p>Let <var>navigable environment settings</var> be a <a data-link-type="dfn" href="https://infra.spec.whatwg.org/#list" id="ref-for-list②④">list</a>.</p>
        <li data-md>
         <p>For each <var>settings</var> of <var>environment settings</var>:</p>
         <ol>
@@ -8927,10 +8898,10 @@ <h5 class="heading settled" data-level="7.5.4.5" id="command-script-getRealms"><
            <li data-md>
             <p>The <a data-link-type="dfn" href="https://html.spec.whatwg.org/multipage/webappapis.html#concept-realm-global" id="ref-for-concept-realm-global⑤">global object</a> specified by <var>settings</var> is a <code class="idl"><a data-link-type="idl" href="https://html.spec.whatwg.org/multipage/workers.html#workerglobalscope" id="ref-for-workerglobalscope④">WorkerGlobalScope</a></code> with <var>document</var> in its <a data-link-type="dfn" href="https://html.spec.whatwg.org/multipage/workers.html#concept-WorkerGlobalScope-owner-set" id="ref-for-concept-WorkerGlobalScope-owner-set②">owner set</a></p>
           </ul>
-          <p>Append <var>settings</var> to <var>context environment settings</var>.</p>
+          <p>Append <var>settings</var> to <var>navigable environment settings</var>.</p>
         </ol>
        <li data-md>
-        <p>Set <var>environment settings</var> to <var>context environment settings</var>.</p>
+        <p>Set <var>environment settings</var> to <var>navigable environment settings</var>.</p>
       </ol>
      <li data-md>
       <p>Let <var>realms</var> be a list.</p>
@@ -8938,7 +8909,7 @@ <h5 class="heading settled" data-level="7.5.4.5" id="command-script-getRealms"><
       <p>For each <var>settings</var> of <var>environment settings</var>:</p>
       <ol>
        <li data-md>
-        <p>Let <var>realm info</var> be the result of <a data-link-type="dfn" href="#get-the-realm-info" id="ref-for-get-the-realm-info①">get the realm info</a> given <var>settings</var></p>
+        <p>Let <var>realm info</var> be the result of <a data-link-type="dfn" href="#get-the-realm-info" id="ref-for-get-the-realm-info①">get the realm info</a> given <var>settings</var>.</p>
        <li data-md>
         <p>If <var>command parameters</var> contains <code>type</code> and <var>realm
  info</var>["<code>type</code>"] is not equal to <var>command
@@ -9015,11 +8986,10 @@ <h5 class="heading settled" data-level="7.5.5.1" id="event-script-message"><span
      <li data-md>
       <p>Let <var>environment settings</var> be the <a data-link-type="dfn" href="https://html.spec.whatwg.org/multipage/webappapis.html#environment-settings-object" id="ref-for-environment-settings-object⑨">environment settings object</a> whose <a data-link-type="dfn" href="https://html.spec.whatwg.org/multipage/webappapis.html#realm-execution-context" id="ref-for-realm-execution-context⑧">realm execution context</a>'s Realm component is <var>realm</var>.</p>
      <li data-md>
-      <p>Let <var>related browsing contexts</var> be the result of <a data-link-type="dfn" href="#get-related-browsing-contexts" id="ref-for-get-related-browsing-contexts⑤">get related browsing
- contexts</a> given <var>environment settings</var>.</p>
+      <p>Let <var>related navigables</var> be the result of <a data-link-type="dfn" href="#get-related-navigables" id="ref-for-get-related-navigables⑤">get related navigables</a> given <var>environment settings</var>.</p>
      <li data-md>
       <p>If <a data-link-type="dfn" href="#event-is-enabled" id="ref-for-event-is-enabled①">event is enabled</a> given <var>session</var>, "<code>script.message</code>"
- and <var>related browsing contexts</var>:</p>
+ and <var>related navigables</var>:</p>
       <ol>
        <li data-md>
         <p>If <var>channel properties</var> <a data-link-type="dfn" href="https://infra.spec.whatwg.org/#map-exists" id="ref-for-map-exists⑤①">contains</a> "<code>serializationOptions</code>", let <var>serialization options</var> be the
@@ -9068,12 +9038,11 @@ <h5 class="heading settled" data-level="7.5.5.2" id="event-script-realmCreated">
      <li data-md>
       <p>If <var>realm info</var> is null, return.</p>
      <li data-md>
-      <p>Let <var>related browsing contexts</var> be the result of <a data-link-type="dfn" href="#get-related-browsing-contexts" id="ref-for-get-related-browsing-contexts⑥">get related browsing
- contexts</a> given <var>environment settings</var>.</p>
+      <p>Let <var>related navigables</var> be the result of <a data-link-type="dfn" href="#get-related-navigables" id="ref-for-get-related-navigables⑥">get related navigables</a> given <var>environment settings</var>.</p>
      <li data-md>
       <p>Let <var>body</var> be a <a data-link-type="dfn" href="https://infra.spec.whatwg.org/#ordered-map" id="ref-for-ordered-map①①⑥">map</a> matching the <code>script.RealmCreated</code> production, with the <code>params</code> field set to <var>realm info</var>.</p>
      <li data-md>
-      <p>For each <var>session</var> in the <a data-link-type="dfn" href="#set-of-sessions-for-which-an-event-is-enabled" id="ref-for-set-of-sessions-for-which-an-event-is-enabled①⑥">set of sessions for which an event is enabled</a> given "<code>script.realmCreated</code>" and <var>related browsing contexts</var>:</p>
+      <p>For each <var>session</var> in the <a data-link-type="dfn" href="#set-of-sessions-for-which-an-event-is-enabled" id="ref-for-set-of-sessions-for-which-an-event-is-enabled①⑥">set of sessions for which an event is enabled</a> given "<code>script.realmCreated</code>" and <var>related navigables</var>:</p>
       <ol>
        <li data-md>
         <p><a data-link-type="dfn" href="#emit-an-event" id="ref-for-emit-an-event①⑦">Emit an event</a> with <var>session</var> and <var>body</var>.</p>
@@ -9081,7 +9050,7 @@ <h5 class="heading settled" data-level="7.5.5.2" id="event-script-realmCreated">
     </ol>
    </div>
    <div class="algorithm" data-algorithm="remote end subscribe steps for script.realmCreated">
-    <p>The <a data-link-type="dfn" href="#event-remote-end-subscribe-steps" id="ref-for-event-remote-end-subscribe-steps③">remote end subscribe steps</a> with <a data-link-type="dfn" href="#event-subscribe-priority" id="ref-for-event-subscribe-priority②">subscribe priority</a> 2, given <var>session</var>, <var>contexts</var> and <var>include global</var> are:</p>
+    <p>The <a data-link-type="dfn" href="#event-remote-end-subscribe-steps" id="ref-for-event-remote-end-subscribe-steps③">remote end subscribe steps</a> with <a data-link-type="dfn" href="#event-subscribe-priority" id="ref-for-event-subscribe-priority②">subscribe priority</a> 2, given <var>session</var>, <var>navigables</var> and <var>include global</var> are:</p>
     <ol>
      <li data-md>
       <p>Let <var>environment settings</var> be a list of all the <a data-link-type="dfn" href="https://html.spec.whatwg.org/multipage/webappapis.html#environment-settings-object" id="ref-for-environment-settings-object①①">environment settings objects</a> that have their <a data-link-type="dfn" href="https://html.spec.whatwg.org/multipage/webappapis.html#concept-environment-execution-ready-flag" id="ref-for-concept-environment-execution-ready-flag①">execution ready flag</a> set.</p>
@@ -9089,25 +9058,31 @@ <h5 class="heading settled" data-level="7.5.5.2" id="event-script-realmCreated">
       <p>For each <var>settings</var> of <var>environment settings</var>:</p>
       <ol>
        <li data-md>
-        <p>Let <var>related browsing contexts</var> be a new <a data-link-type="dfn" href="https://infra.spec.whatwg.org/#ordered-set" id="ref-for-ordered-set③⑤">set</a>.</p>
+        <p>Let <var>related navigables</var> be a new <a data-link-type="dfn" href="https://infra.spec.whatwg.org/#ordered-set" id="ref-for-ordered-set③④">set</a>.</p>
        <li data-md>
-        <p>If the <a data-link-type="dfn" href="https://html.spec.whatwg.org/multipage/nav-history-apis.html#concept-document-window" id="ref-for-concept-document-window①⓪">associated <code>Document</code></a> of <var>settings</var>’ <a data-link-type="dfn" href="https://html.spec.whatwg.org/multipage/webappapis.html#concept-relevant-global" id="ref-for-concept-relevant-global⑦">relevant global object</a> is a <a data-link-type="dfn" href="https://dom.spec.whatwg.org/#concept-document" id="ref-for-concept-document③">Document</a>:</p>
+        <p>If the <a data-link-type="dfn" href="https://html.spec.whatwg.org/multipage/nav-history-apis.html#concept-document-window" id="ref-for-concept-document-window①⓪">associated <code>Document</code></a> of <var>settings</var>’ <a data-link-type="dfn" href="https://html.spec.whatwg.org/multipage/webappapis.html#concept-relevant-global" id="ref-for-concept-relevant-global⑦">relevant global object</a> is a <a data-link-type="dfn" href="https://dom.spec.whatwg.org/#concept-document" id="ref-for-concept-document②">Document</a>:</p>
         <ol>
          <li data-md>
-          <p>Let <var>context</var> be <var>settings</var>’s <a data-link-type="dfn" href="https://html.spec.whatwg.org/multipage/webappapis.html#concept-relevant-global" id="ref-for-concept-relevant-global⑧">relevant global object</a>'s <a data-link-type="dfn" href="https://html.spec.whatwg.org/multipage/nav-history-apis.html#concept-document-window" id="ref-for-concept-document-window①①">associated <code>Document</code></a>’s <a data-link-type="dfn" href="https://html.spec.whatwg.org/multipage/document-sequences.html#concept-document-bc" id="ref-for-concept-document-bc④">browsing context</a>'s <a data-link-type="dfn" href="https://html.spec.whatwg.org/multipage/document-sequences.html#top-level-browsing-context" id="ref-for-top-level-browsing-context②③">top-level browsing context</a>.</p>
+          <p>Let <var>navigable</var> be <var>settings</var>’s <a data-link-type="dfn" href="https://html.spec.whatwg.org/multipage/webappapis.html#concept-relevant-global" id="ref-for-concept-relevant-global⑧">relevant global object</a>'s <a data-link-type="dfn" href="https://html.spec.whatwg.org/multipage/nav-history-apis.html#concept-document-window" id="ref-for-concept-document-window①①">associated <code>Document</code></a>’s <a data-link-type="dfn" href="https://html.spec.whatwg.org/multipage/document-sequences.html#node-navigable" id="ref-for-node-navigable⑦">node navigable</a>.</p>
          <li data-md>
-          <p>If <var>context</var> is not in <var>contexts</var>, continue.</p>
+          <p>If <var>navigable</var> is null, continue.</p>
          <li data-md>
-          <p>Append <var>context</var> to <var>related browsing contexts</var>.</p>
+          <p>Let <var>top-level traversible</var> be <var>navigable</var>’s <a data-link-type="dfn" href="https://html.spec.whatwg.org/multipage/document-sequences.html#nav-top" id="ref-for-nav-top⑧">top-level traversable</a>.</p>
+         <li data-md>
+          <p>If <var>top-level traversible</var> is not in <var>navigables</var>, continue.</p>
+         <li data-md>
+          <p>Append <var>top-level traversible</var> to <var>related navigables</var>.</p>
         </ol>
         <p>Otherwise, if <var>include global</var> is false, continue.</p>
        <li data-md>
-        <p>Let <var>realm info</var> be the result of <a data-link-type="dfn" href="#get-the-realm-info" id="ref-for-get-the-realm-info③">get the realm info</a> given <var>settings</var></p>
+        <p>Let <var>realm info</var> be the result of <a data-link-type="dfn" href="#get-the-realm-info" id="ref-for-get-the-realm-info③">get the realm info</a> given <var>settings</var>.</p>
+       <li data-md>
+        <p>If <var>realm info</var> is null, continue.</p>
        <li data-md>
         <p>Let <var>body</var> be a <a data-link-type="dfn" href="https://infra.spec.whatwg.org/#ordered-map" id="ref-for-ordered-map①①⑦">map</a> matching the <code>script.RealmCreated</code> production, with the <code>params</code> field set to <var>realm info</var>.</p>
        <li data-md>
         <p>If <a data-link-type="dfn" href="#event-is-enabled" id="ref-for-event-is-enabled②">event is enabled</a> given <var>session</var>,
- "<code>script.realmCreated</code>" and <var>related browsing contexts</var>:</p>
+ "<code>script.realmCreated</code>" and <var>related navigables</var>:</p>
         <ol>
          <li data-md>
           <p><a data-link-type="dfn" href="#emit-an-event" id="ref-for-emit-an-event①⑧">Emit an event</a> with <var>session</var> and <var>body</var>.</p>
@@ -9136,10 +9111,9 @@ <h5 class="heading settled" data-level="7.5.5.3" id="event-script-realmDestroyed
      Define the following <a data-link-type="dfn" href="https://html.spec.whatwg.org/multipage/document-lifecycle.html#unloading-document-cleanup-steps" id="ref-for-unloading-document-cleanup-steps">unloading document cleanup steps</a> with <var>document</var>: 
     <ol>
      <li data-md>
-      <p>Let <var>related browsing contexts</var> be an empty <a data-link-type="dfn" href="https://infra.spec.whatwg.org/#ordered-set" id="ref-for-ordered-set③⑥">set</a>.</p>
+      <p>Let <var>related navigables</var> be an empty <a data-link-type="dfn" href="https://infra.spec.whatwg.org/#ordered-set" id="ref-for-ordered-set③⑤">set</a>.</p>
      <li data-md>
-      <p>Append <var>document</var>’s <a data-link-type="dfn" href="https://html.spec.whatwg.org/multipage/document-sequences.html#concept-document-bc" id="ref-for-concept-document-bc⑤">browsing context</a> to <var>related browsing
- contexts</var>.</p>
+      <p>Append <var>document</var>’s <a data-link-type="dfn" href="https://html.spec.whatwg.org/multipage/document-sequences.html#navigables" id="ref-for-navigables①⑦">navigable</a> to <var>related navigables</var>.</p>
      <li data-md>
       <p>For each <var>worklet global scope</var> in <var>document</var>’s <a data-link-type="dfn" href="https://html.spec.whatwg.org/multipage/worklets.html#concept-document-worklet-global-scopes" id="ref-for-concept-document-worklet-global-scopes">worklet global scopes</a>:</p>
       <ol>
@@ -9152,7 +9126,7 @@ <h5 class="heading settled" data-level="7.5.5.3" id="event-script-realmDestroyed
        <li data-md>
         <p>Let <var>body</var> be a <a data-link-type="dfn" href="https://infra.spec.whatwg.org/#ordered-map" id="ref-for-ordered-map①①⑨">map</a> matching the <code>script.RealmDestroyed</code> production, with the <code>params</code> field set to <var>params</var>.</p>
        <li data-md>
-        <p>For each <var>session</var> in the <a data-link-type="dfn" href="#set-of-sessions-for-which-an-event-is-enabled" id="ref-for-set-of-sessions-for-which-an-event-is-enabled①⑦">set of sessions for which an event is enabled</a> given "<code>script.realmDestroyed</code>" and <var>related browsing contexts</var>:</p>
+        <p>For each <var>session</var> in the <a data-link-type="dfn" href="#set-of-sessions-for-which-an-event-is-enabled" id="ref-for-set-of-sessions-for-which-an-event-is-enabled①⑦">set of sessions for which an event is enabled</a> given "<code>script.realmDestroyed</code>" and <var>related navigables</var>:</p>
         <ol>
          <li data-md>
           <p><a data-link-type="dfn" href="#emit-an-event" id="ref-for-emit-an-event①⑨">Emit an event</a> with <var>session</var> and <var>body</var>.</p>
@@ -9169,7 +9143,7 @@ <h5 class="heading settled" data-level="7.5.5.3" id="event-script-realmDestroyed
      <li data-md>
       <p>Let <var>body</var> be a <a data-link-type="dfn" href="https://infra.spec.whatwg.org/#ordered-map" id="ref-for-ordered-map①②①">map</a> matching the <code>script.RealmDestroyed</code> production, with the <code>params</code> field set to <var>params</var>.</p>
      <li data-md>
-      <p>For each <var>session</var> in the <a data-link-type="dfn" href="#set-of-sessions-for-which-an-event-is-enabled" id="ref-for-set-of-sessions-for-which-an-event-is-enabled①⑧">set of sessions for which an event is enabled</a> given "<code>script.realmDestroyed</code>" and <var>related browsing contexts</var>:</p>
+      <p>For each <var>session</var> in the <a data-link-type="dfn" href="#set-of-sessions-for-which-an-event-is-enabled" id="ref-for-set-of-sessions-for-which-an-event-is-enabled①⑧">set of sessions for which an event is enabled</a> given "<code>script.realmDestroyed</code>" and <var>related navigables</var>:</p>
       <ol>
        <li data-md>
         <p><a data-link-type="dfn" href="#emit-an-event" id="ref-for-emit-an-event②⓪">Emit an event</a> with <var>session</var> and <var>body</var>.</p>
@@ -9182,8 +9156,7 @@ <h5 class="heading settled" data-level="7.5.5.3" id="event-script-realmDestroyed
      <li data-md>
       <p>Let <var>environment settings</var> be the <a data-link-type="dfn" href="https://html.spec.whatwg.org/multipage/webappapis.html#environment-settings-object" id="ref-for-environment-settings-object①③">environment settings object</a> for which <var>event loop</var> is the <a data-link-type="dfn" href="https://html.spec.whatwg.org/multipage/webappapis.html#responsible-event-loop" id="ref-for-responsible-event-loop">responsible event loop</a>.</p>
      <li data-md>
-      <p>Let <var>related browsing contexts</var> be the result of <a data-link-type="dfn" href="#get-related-browsing-contexts" id="ref-for-get-related-browsing-contexts⑦">get related browsing
- contexts</a> given <var>environment settings</var>.</p>
+      <p>Let <var>related navigables</var> be the result of <a data-link-type="dfn" href="#get-related-navigables" id="ref-for-get-related-navigables⑦">get related navigables</a> given <var>environment settings</var>.</p>
      <li data-md>
       <p>Let <var>realm</var> be <var>environment settings</var>’s <a data-link-type="dfn" href="https://html.spec.whatwg.org/multipage/webappapis.html#environment-settings-object&apos;s-realm" id="ref-for-environment-settings-object&apos;s-realm">environment settings object’s Realm</a>.</p>
      <li data-md>
@@ -9293,9 +9266,9 @@ <h5 class="heading settled" data-level="7.6.2.1" id="type-storage-PartitionKey">
       <p>Otherwise, if <var>partition spec</var>["<code>type</code>"] is "<code>context</code>":</p>
       <ol>
        <li data-md>
-        <p>Let <var>browsing context</var> be the result of <a data-link-type="dfn" href="https://w3c.github.io/webdriver/#dfn-try" id="ref-for-dfn-try⑤⑧">trying</a> to <a data-link-type="dfn" href="#get-a-browsing-context" id="ref-for-get-a-browsing-context①⑦">get a browsing context</a> given <var>partition spec</var>["<code>context</code>"].</p>
+        <p>Let <var>navigable</var> be the result of <a data-link-type="dfn" href="https://w3c.github.io/webdriver/#dfn-try" id="ref-for-dfn-try⑤⑨">trying</a> to <a data-link-type="dfn" href="#get-a-navigable" id="ref-for-get-a-navigable①⑧">get a navigable</a> given <var>partition spec</var>["<code>context</code>"].</p>
        <li data-md>
-        <p>Let <var>partition key</var> be the <a data-link-type="dfn" href="#storage-partition-key" id="ref-for-storage-partition-key③">key</a> of <var>browsing context</var>’s <a data-link-type="dfn" href="#associated-storage-partition" id="ref-for-associated-storage-partition">associated storage partition</a>.</p>
+        <p>Let <var>partition key</var> be the <a data-link-type="dfn" href="#storage-partition-key" id="ref-for-storage-partition-key③">key</a> of <var>navigable</var>’s <a data-link-type="dfn" href="#associated-storage-partition" id="ref-for-associated-storage-partition">associated storage partition</a>.</p>
        <li data-md>
         <p>Return <a data-link-type="dfn" href="https://w3c.github.io/webdriver/#dfn-success" id="ref-for-dfn-success⑦③">success</a> with data <var>partition key</var>.</p>
       </ol>
@@ -9444,9 +9417,9 @@ <h5 class="heading settled" data-level="7.6.3.1" id="command-storage-getCookies"
      <li data-md>
       <p>Let <var>partition spec</var> be the value of the <code>partition</code> field of <var>command parameters</var> if it is present or null if it isn’t.</p>
      <li data-md>
-      <p>Let <var>partition key</var> be the result of <a data-link-type="dfn" href="https://w3c.github.io/webdriver/#dfn-try" id="ref-for-dfn-try⑤⑨">trying</a> to <a data-link-type="dfn" href="#expand-a-storage-partition-spec" id="ref-for-expand-a-storage-partition-spec">expand a storage partition spec</a> with <var>partition spec</var>.</p>
+      <p>Let <var>partition key</var> be the result of <a data-link-type="dfn" href="https://w3c.github.io/webdriver/#dfn-try" id="ref-for-dfn-try⑥⓪">trying</a> to <a data-link-type="dfn" href="#expand-a-storage-partition-spec" id="ref-for-expand-a-storage-partition-spec">expand a storage partition spec</a> with <var>partition spec</var>.</p>
      <li data-md>
-      <p>Let <var>store</var> be the result of <a data-link-type="dfn" href="https://w3c.github.io/webdriver/#dfn-try" id="ref-for-dfn-try⑥⓪">trying</a> to <a data-link-type="dfn" href="#get-the-cookie-store" id="ref-for-get-the-cookie-store">get the cookie store</a> with <var>partition key</var>.</p>
+      <p>Let <var>store</var> be the result of <a data-link-type="dfn" href="https://w3c.github.io/webdriver/#dfn-try" id="ref-for-dfn-try⑥①">trying</a> to <a data-link-type="dfn" href="#get-the-cookie-store" id="ref-for-get-the-cookie-store">get the cookie store</a> with <var>partition key</var>.</p>
      <li data-md>
       <p>Let <var>cookies</var> be the result of <a data-link-type="dfn" href="#get-matching-cookies" id="ref-for-get-matching-cookies">get matching cookies</a> with <var>store</var> and <var>filter</var>.</p>
      <li data-md>
@@ -9508,9 +9481,9 @@ <h5 class="heading settled" data-level="7.6.3.2" id="command-storage-setCookie">
      <li data-md>
       <p>Let <var>partition spec</var> be the value of the <code>partition</code> field of <var>command parameters</var> if it is present or null if it isn’t.</p>
      <li data-md>
-      <p>Let <var>partition key</var> be the result of <a data-link-type="dfn" href="https://w3c.github.io/webdriver/#dfn-try" id="ref-for-dfn-try⑥①">trying</a> to <a data-link-type="dfn" href="#expand-a-storage-partition-spec" id="ref-for-expand-a-storage-partition-spec①">expand a storage partition spec</a> with <var>partition spec</var>.</p>
+      <p>Let <var>partition key</var> be the result of <a data-link-type="dfn" href="https://w3c.github.io/webdriver/#dfn-try" id="ref-for-dfn-try⑥②">trying</a> to <a data-link-type="dfn" href="#expand-a-storage-partition-spec" id="ref-for-expand-a-storage-partition-spec①">expand a storage partition spec</a> with <var>partition spec</var>.</p>
      <li data-md>
-      <p>Let <var>store</var> be the result of <a data-link-type="dfn" href="https://w3c.github.io/webdriver/#dfn-try" id="ref-for-dfn-try⑥②">trying</a> to <a data-link-type="dfn" href="#get-the-cookie-store" id="ref-for-get-the-cookie-store①">get the cookie store</a> with <var>partition key</var>.</p>
+      <p>Let <var>store</var> be the result of <a data-link-type="dfn" href="https://w3c.github.io/webdriver/#dfn-try" id="ref-for-dfn-try⑥③">trying</a> to <a data-link-type="dfn" href="#get-the-cookie-store" id="ref-for-get-the-cookie-store①">get the cookie store</a> with <var>partition key</var>.</p>
      <li data-md>
       <p>Let <var>deserialized value</var> be <a data-link-type="dfn" href="#deserialize-protocol-bytes" id="ref-for-deserialize-protocol-bytes⑥">deserialize protocol bytes</a> with <var>cookie spec</var>["<code>value</code>"].</p>
      <li data-md>
@@ -9573,9 +9546,9 @@ <h5 class="heading settled" data-level="7.6.3.3" id="command-storage-deleteCooki
      <li data-md>
       <p>Let <var>partition spec</var> be the value of the <code>partition</code> field of <var>command parameters</var> if it is present or null if it isn’t.</p>
      <li data-md>
-      <p>Let <var>partition key</var> be the result of <a data-link-type="dfn" href="https://w3c.github.io/webdriver/#dfn-try" id="ref-for-dfn-try⑥③">trying</a> to <a data-link-type="dfn" href="#expand-a-storage-partition-spec" id="ref-for-expand-a-storage-partition-spec②">expand a storage partition spec</a> with <var>partition spec</var>.</p>
+      <p>Let <var>partition key</var> be the result of <a data-link-type="dfn" href="https://w3c.github.io/webdriver/#dfn-try" id="ref-for-dfn-try⑥④">trying</a> to <a data-link-type="dfn" href="#expand-a-storage-partition-spec" id="ref-for-expand-a-storage-partition-spec②">expand a storage partition spec</a> with <var>partition spec</var>.</p>
      <li data-md>
-      <p>Let <var>store</var> be the result of <a data-link-type="dfn" href="https://w3c.github.io/webdriver/#dfn-try" id="ref-for-dfn-try⑥④">trying</a> to <a data-link-type="dfn" href="#get-the-cookie-store" id="ref-for-get-the-cookie-store②">get the cookie store</a> with <var>partition key</var>.</p>
+      <p>Let <var>store</var> be the result of <a data-link-type="dfn" href="https://w3c.github.io/webdriver/#dfn-try" id="ref-for-dfn-try⑥⑤">trying</a> to <a data-link-type="dfn" href="#get-the-cookie-store" id="ref-for-get-the-cookie-store②">get the cookie store</a> with <var>partition key</var>.</p>
      <li data-md>
       <p>Let <var>cookies</var> be the result of <a data-link-type="dfn" href="#get-matching-cookies" id="ref-for-get-matching-cookies①">get matching cookies</a> with <var>store</var> and <var>filter</var>.</p>
      <li data-md>
@@ -9594,48 +9567,48 @@ <h5 class="heading settled" data-level="7.6.3.3" id="command-storage-deleteCooki
    <h3 class="heading settled" data-level="7.7" id="module-log"><span class="secno">7.7. </span><span class="content">The log Module</span><a class="self-link" href="#module-log"></a></h3>
    <p>The <dfn data-dfn-for="modules" data-dfn-type="dfn" data-export id="modules-log">log<a class="self-link" href="#modules-log"></a></dfn> module contains functionality and events
 related to logging.</p>
-   <p>A <a data-link-type="dfn" href="#bidi-session" id="ref-for-bidi-session①⑥">BiDi Session</a> has a <dfn class="dfn-paneled" data-dfn-type="dfn" data-noexport id="log-event-buffer">log event buffer</dfn> which is a <a data-link-type="dfn" href="https://infra.spec.whatwg.org/#ordered-map" id="ref-for-ordered-map①③④">map</a> from <a data-link-type="dfn" href="#browsing-context-id" id="ref-for-browsing-context-id①⑧">browsing context id</a> to a list of log events for that context that have not
+   <p>A <a data-link-type="dfn" href="#bidi-session" id="ref-for-bidi-session①⑥">BiDi Session</a> has a <dfn class="dfn-paneled" data-dfn-type="dfn" data-noexport id="log-event-buffer">log event buffer</dfn> which is a <a data-link-type="dfn" href="https://infra.spec.whatwg.org/#ordered-map" id="ref-for-ordered-map①③④">map</a> from <a data-link-type="dfn" href="#navigable-id" id="ref-for-navigable-id①⑧">navigable id</a> to a list of log events for that context that have not
 been emitted. User agents may impose a maximum size on this buffer, subject to
 the condition that if events A and B happen in the same context with A occurring
 before B, and both are added to the buffer, the entry for B must not be removed
 before the entry for A.</p>
    <div class="algorithm" data-algorithm="buffer a log event">
-    <p>To <dfn class="dfn-paneled" data-dfn-type="dfn" data-noexport id="buffer-a-log-event">buffer a log event</dfn> given <var>session</var>, <var>contexts</var> and <var>event</var>:</p>
+    <p>To <dfn class="dfn-paneled" data-dfn-type="dfn" data-noexport id="buffer-a-log-event">buffer a log event</dfn> given <var>session</var>, <var>navigables</var> and <var>event</var>:</p>
     <ol>
      <li data-md>
       <p>Let <var>buffer</var> be <var>session</var>’s <a data-link-type="dfn" href="#log-event-buffer" id="ref-for-log-event-buffer">log event buffer</a>.</p>
      <li data-md>
-      <p>Let <var>context ids</var> be a new list.</p>
+      <p>Let <var>navigable ids</var> be a new list.</p>
      <li data-md>
-      <p>For each <var>context</var> of <var>contexts</var>:</p>
+      <p>For each <var>navigable</var> of <var>navigables</var>:</p>
       <ol>
        <li data-md>
-        <p>Append the <a data-link-type="dfn" href="#browsing-context-id" id="ref-for-browsing-context-id①⑨">browsing context id</a> for <var>context</var> to <var>context ids</var>.</p>
+        <p>Append the <a data-link-type="dfn" href="#navigable-id" id="ref-for-navigable-id①⑨">navigable id</a> for <var>navigable</var> to <var>navigable ids</var>.</p>
       </ol>
      <li data-md>
-      <p>For each <var>context id</var> in <var>context ids</var>:</p>
+      <p>For each <var>navigable id</var> in <var>navigable ids</var>:</p>
       <ol>
        <li data-md>
-        <p>Let <var>other contexts</var> be an empty <a data-link-type="dfn" href="https://infra.spec.whatwg.org/#list" id="ref-for-list②⑥">list</a></p>
+        <p>Let <var>other navigables</var> be an empty <a data-link-type="dfn" href="https://infra.spec.whatwg.org/#list" id="ref-for-list②⑥">list</a></p>
        <li data-md>
-        <p>For each <var>other id</var> in <var>context ids</var>:</p>
+        <p>For each <var>other id</var> in <var>navigable ids</var>:</p>
        <li data-md>
-        <p>If <var>other id</var> is not equal to <var>context id</var>, append <var>other id</var> to <var>other
-  contexts</var>.</p>
+        <p>If <var>other id</var> is not equal to <var>navigable id</var>, append <var>other id</var> to <var>other
+  navigables</var>.</p>
        <li data-md>
-        <p>If <var>buffer</var> does not contain <var>context id</var>, let <var>buffer</var>[<var>context id</var>] be a
+        <p>If <var>buffer</var> does not contain <var>navigable id</var>, let <var>buffer</var>[<var>navigable id</var>] be a
  new list.</p>
        <li data-md>
-        <p>Append (<var>event</var>, <var>other contexts</var>) to <var>buffer</var>[<var>context id</var>].</p>
+        <p>Append (<var>event</var>, <var>other navigables</var>) to <var>buffer</var>[<var>navigable id</var>].</p>
       </ol>
     </ol>
-    <p class="note" role="note"><span class="marker">Note:</span> we store the other contexts here so that each event is only emitted
+    <p class="note" role="note"><span class="marker">Note:</span> we store the other navigables here so that each event is only emitted
 once. In practice this is only relevant for workers that can be associated with
-multiple browsing contexts.</p>
-    <p class="issue" id="issue-d20b5797"><a class="self-link" href="#issue-d20b5797"></a> Do we want to key this on browsing context or top-level browsing context?
+multiple navigables.</p>
+    <p class="issue" id="issue-938098d0"><a class="self-link" href="#issue-938098d0"></a> Do we want to key this on browsing context or top-level traversable?
 The difference is in what happens if an event occurs in a frame and that frame
 is then navigated before the local end subscribes to log events for the top
-level context.</p>
+level navigable.</p>
    </div>
    <h4 class="heading settled" data-level="7.7.1" id="module-log-definition"><span class="secno">7.7.1. </span><span class="content">Definition</span><a class="self-link" href="#module-log-definition"></a></h4>
    <p><a data-link-type="dfn" href="#local-end-definition" id="ref-for-local-end-definition⑦⑥">Local end definition</a></p>
@@ -9755,10 +9728,9 @@ <h5 class="heading settled" data-level="7.7.3.1" id="event-log-entryAdded"><span
        <li data-md>
         <p>Let <var>settings</var> be the <a data-link-type="dfn" href="https://html.spec.whatwg.org/multipage/webappapis.html#current-settings-object" id="ref-for-current-settings-object">current settings object</a></p>
        <li data-md>
-        <p>Let <var>related browsing contexts</var> be the result of <a data-link-type="dfn" href="#get-related-browsing-contexts" id="ref-for-get-related-browsing-contexts⑧">get related browsing
- contexts</a> given <var>settings</var>.</p>
+        <p>Let <var>related navigables</var> be the result of <a data-link-type="dfn" href="#get-related-navigables" id="ref-for-get-related-navigables⑧">get related navigables</a> given <var>settings</var>.</p>
        <li data-md>
-        <p>If <a data-link-type="dfn" href="#event-is-enabled" id="ref-for-event-is-enabled③">event is enabled</a> with <var>session</var>, "<code>log.entryAdded</code>" and <var>related browsing contexts</var>, <a data-link-type="dfn" href="#emit-an-event" id="ref-for-emit-an-event②①">emit an event</a> with <var>session</var> and <var>body</var>.</p>
+        <p>If <a data-link-type="dfn" href="#event-is-enabled" id="ref-for-event-is-enabled③">event is enabled</a> with <var>session</var>, "<code>log.entryAdded</code>" and <var>related navigables</var>, <a data-link-type="dfn" href="#emit-an-event" id="ref-for-emit-an-event②①">emit an event</a> with <var>session</var> and <var>body</var>.</p>
         <p>Otherwise, <a data-link-type="dfn" href="#buffer-a-log-event" id="ref-for-buffer-a-log-event">buffer a log event</a> with <var>session</var>, <var>related browsing
  contexts</var>, and <var>body</var>.</p>
       </ol>
@@ -9778,13 +9750,12 @@ <h5 class="heading settled" data-level="7.7.3.1" id="event-log-entryAdded"><span
       <p>Let <var>entry</var> be a <a data-link-type="dfn" href="https://infra.spec.whatwg.org/#ordered-map" id="ref-for-ordered-map①③⑨">map</a> matching the <code>log.JavascriptLogEntry</code> production,
  with <code>level</code> set to "<code>error</code>", <code>text</code> set to <var>message</var>, <code>source</code> set to <var>source</var>, and the <code>timestamp</code> field set to <var>timestamp</var>.</p>
      <li data-md>
-      <p>Let <var>related browsing contexts</var> be the result of <a data-link-type="dfn" href="#get-related-browsing-contexts" id="ref-for-get-related-browsing-contexts⑨">get related browsing
- contexts</a> given <var>settings</var>.</p>
+      <p>Let <var>related navigables</var> be the result of <a data-link-type="dfn" href="#get-related-navigables" id="ref-for-get-related-navigables⑨">get related navigables</a> given <var>settings</var>.</p>
      <li data-md>
       <p>For each <var>session</var> in <a data-link-type="dfn" href="#active-bidi-sessions" id="ref-for-active-bidi-sessions③">active BiDi sessions</a>:</p>
       <ol>
        <li data-md>
-        <p>If <a data-link-type="dfn" href="#event-is-enabled" id="ref-for-event-is-enabled④">event is enabled</a> with <var>session</var>, "<code>log.entryAdded</code>" and <var>related browsing contexts</var>, <a data-link-type="dfn" href="#emit-an-event" id="ref-for-emit-an-event②②">emit an event</a> with <var>session</var> and <var>body</var>.</p>
+        <p>If <a data-link-type="dfn" href="#event-is-enabled" id="ref-for-event-is-enabled④">event is enabled</a> with <var>session</var>, "<code>log.entryAdded</code>" and <var>related navigables</var>, <a data-link-type="dfn" href="#emit-an-event" id="ref-for-emit-an-event②②">emit an event</a> with <var>session</var> and <var>body</var>.</p>
         <p>Otherwise, <a data-link-type="dfn" href="#buffer-a-log-event" id="ref-for-buffer-a-log-event①">buffer a log event</a> with <var>session</var>, <var>related browsing
  contexts</var>, and <var>body</var>.</p>
       </ol>
@@ -9796,31 +9767,31 @@ <h5 class="heading settled" data-level="7.7.3.1" id="event-log-entryAdded"><span
     <p class="issue" id="issue-365f0ed7"><a class="self-link" href="#issue-365f0ed7"></a> Allow implementation-defined log types</p>
    </div>
    <div class="algorithm" data-algorithm="remote end subscribe steps for log.entryAdded">
-    <p>The <a data-link-type="dfn" href="#event-remote-end-subscribe-steps" id="ref-for-event-remote-end-subscribe-steps④">remote end subscribe steps</a>, with <a data-link-type="dfn" href="#event-subscribe-priority" id="ref-for-event-subscribe-priority③">subscribe priority</a> 10, given <var>session</var>, <var>contexts</var> and <var>include global</var> are:</p>
+    <p>The <a data-link-type="dfn" href="#event-remote-end-subscribe-steps" id="ref-for-event-remote-end-subscribe-steps④">remote end subscribe steps</a>, with <a data-link-type="dfn" href="#event-subscribe-priority" id="ref-for-event-subscribe-priority③">subscribe priority</a> 10, given <var>session</var>, <var>navigables</var> and <var>include global</var> are:</p>
     <ol>
      <li data-md>
-      <p>For each <var>context id</var> → <var>events</var> in <var>session</var>’s <a data-link-type="dfn" href="#log-event-buffer" id="ref-for-log-event-buffer①">log event buffer</a>:</p>
+      <p>For each <var>navigable id</var> → <var>events</var> in <var>session</var>’s <a data-link-type="dfn" href="#log-event-buffer" id="ref-for-log-event-buffer①">log event buffer</a>:</p>
       <ol>
        <li data-md>
-        <p>Let <var>maybe context</var> be the result of <a data-link-type="dfn" href="#get-a-browsing-context" id="ref-for-get-a-browsing-context①⑧">getting a browsing context</a> given <var>context id</var>.</p>
+        <p>Let <var>maybe context</var> be the result of <a data-link-type="dfn" href="#get-a-navigable" id="ref-for-get-a-navigable①⑨">getting a navigable</a> given <var>navigable id</var>.</p>
        <li data-md>
-        <p>If <var>maybe context</var> is an <a data-link-type="dfn" href="https://w3c.github.io/webdriver/#dfn-errors" id="ref-for-dfn-errors⑧⑥">error</a>, remove <var>context id</var> from <a data-link-type="dfn" href="#log-event-buffer" id="ref-for-log-event-buffer②">log event
+        <p>If <var>maybe context</var> is an <a data-link-type="dfn" href="https://w3c.github.io/webdriver/#dfn-errors" id="ref-for-dfn-errors⑧⑥">error</a>, remove <var>navigable id</var> from <a data-link-type="dfn" href="#log-event-buffer" id="ref-for-log-event-buffer②">log event
  buffer</a> and continue.</p>
        <li data-md>
-        <p>Let <var>context</var> be <var>maybe context</var>’s data</p>
+        <p>Let <var>navigable</var> be <var>maybe context</var>’s data</p>
        <li data-md>
-        <p>Let <var>top level context</var> be <var>context</var>’s <a data-link-type="dfn" href="https://html.spec.whatwg.org/multipage/document-sequences.html#top-level-browsing-context" id="ref-for-top-level-browsing-context②④">top-level browsing context</a>.</p>
+        <p>Let <var>top level navigable</var> be <var>navigable</var>’s <a data-link-type="dfn" href="https://html.spec.whatwg.org/multipage/document-sequences.html#nav-top" id="ref-for-nav-top⑨">top-level traversable</a>.</p>
        <li data-md>
-        <p>If <var>include global</var> is true and <var>top level context</var> is not in <var>contexts</var>,
- or if <var>include global</var> is false and <var>top level context</var> is in <var>contexts</var>:</p>
+        <p>If <var>include global</var> is true and <var>top level navigable</var> is not in <var>navigables</var>,
+ or if <var>include global</var> is false and <var>top level navigable</var> is in <var>navigables</var>:</p>
         <ol>
          <li data-md>
-          <p>For each (<var>event</var>, <var>other contexts</var>) in <var>events</var>:</p>
+          <p>For each (<var>event</var>, <var>other navigables</var>) in <var>events</var>:</p>
           <ol>
            <li data-md>
             <p><a data-link-type="dfn" href="#emit-an-event" id="ref-for-emit-an-event②③">Emit an event</a> with <var>session</var> and <var>event</var>.</p>
            <li data-md>
-            <p>For each <var>other context id</var> in <var>other contexts</var>:</p>
+            <p>For each <var>other context id</var> in <var>other navigables</var>:</p>
             <ol>
              <li data-md>
               <p>If <a data-link-type="dfn" href="#log-event-buffer" id="ref-for-log-event-buffer③">log event buffer</a> contains <var>other context id</var>, remove <var>event</var> from <a data-link-type="dfn" href="#log-event-buffer" id="ref-for-log-event-buffer④">log event buffer</a>[<var>other context id</var>].</p>
@@ -9863,12 +9834,12 @@ <h5 class="heading settled" data-level="7.8.2.1" id="type-input-origin"><span cl
     To <dfn class="dfn-paneled" data-dfn-type="dfn" data-lt="get Element from input.ElementOrigin steps" data-noexport id="get-element-from-inputelementorigin-steps">get Element from <code>input.ElementOrigin</code> steps</dfn> given <var>session</var>: 
     <ol>
      <li data-md>
-      <p>Return the following steps, given <var>origin</var> and <var>context</var>:</p>
+      <p>Return the following steps, given <var>origin</var> and <var>navigable</var>:</p>
       <ol>
        <li data-md>
         <p class="assertion">Assert: <var>origin</var> matches <code>input.ElementOrigin</code>.</p>
        <li data-md>
-        <p>Let <var>document</var> be <var>context</var>’s <a data-link-type="dfn" href="https://html.spec.whatwg.org/multipage/document-sequences.html#active-document" id="ref-for-active-document①⑥">active document</a>.</p>
+        <p>Let <var>document</var> be <var>navigable</var>’s <a data-link-type="dfn" href="https://html.spec.whatwg.org/multipage/document-sequences.html#nav-document" id="ref-for-nav-document①④">active document</a>.</p>
        <li data-md>
         <p>Let <var>reference</var> be <var>origin</var>["<code>element</code>"]</p>
        <li data-md>
@@ -9877,7 +9848,7 @@ <h5 class="heading settled" data-level="7.8.2.1" id="type-input-origin"><span cl
         <p>Let <var>realm</var> be <var>environment settings</var>’ <a data-link-type="dfn" href="https://html.spec.whatwg.org/multipage/webappapis.html#realm-execution-context" id="ref-for-realm-execution-context①⓪">realm execution context</a>'s
  Realm component.</p>
        <li data-md>
-        <p>Let <var>element</var> be the result of <a data-link-type="dfn" href="https://w3c.github.io/webdriver/#dfn-try" id="ref-for-dfn-try⑥⑤">trying</a> to <a data-link-type="dfn" href="#deserialize-remote-reference" id="ref-for-deserialize-remote-reference②">deserialize remote reference</a> with <var>reference</var>, <var>realm</var>, and <var>session</var>.</p>
+        <p>Let <var>element</var> be the result of <a data-link-type="dfn" href="https://w3c.github.io/webdriver/#dfn-try" id="ref-for-dfn-try⑥⑥">trying</a> to <a data-link-type="dfn" href="#deserialize-remote-reference" id="ref-for-deserialize-remote-reference②">deserialize remote reference</a> with <var>reference</var>, <var>realm</var>, and <var>session</var>.</p>
        <li data-md>
         <p>If <var>element</var> doesn’t implement <code class="idl"><a data-link-type="idl" href="https://dom.spec.whatwg.org/#element" id="ref-for-element⑥">Element</a></code> return <a data-link-type="dfn" href="https://w3c.github.io/webdriver/#dfn-errors" id="ref-for-dfn-errors⑧⑦">error</a> with <a data-link-type="dfn" href="https://w3c.github.io/webdriver/#dfn-error-code" id="ref-for-dfn-error-code⑧①">error code</a> <a data-link-type="dfn" href="https://w3c.github.io/webdriver/#dfn-no-such-element" id="ref-for-dfn-no-such-element②">no such element</a>.</p>
        <li data-md>
@@ -10028,11 +9999,11 @@ <h5 class="heading settled" data-level="7.8.3.1" id="command-input-performAction
     <p>The <a data-link-type="dfn" href="https://w3c.github.io/webdriver/#dfn-remote-end-steps" id="ref-for-dfn-remote-end-steps④⓪">remote end steps</a> with <var>session</var> and <var>command parameters</var> are:</p>
     <ol>
      <li data-md>
-      <p>Let <var>context id</var> be the value of the <code>context</code> field of <var>command parameters</var>.</p>
+      <p>Let <var>navigable id</var> be the value of the <code>context</code> field of <var>command parameters</var>.</p>
      <li data-md>
-      <p>Let <var>context</var> be the result of <a data-link-type="dfn" href="https://w3c.github.io/webdriver/#dfn-try" id="ref-for-dfn-try⑥⑥">trying</a> to <a data-link-type="dfn" href="#get-a-browsing-context" id="ref-for-get-a-browsing-context①⑨">get a browsing context</a> with <var>context id</var>.</p>
+      <p>Let <var>navigable</var> be the result of <a data-link-type="dfn" href="https://w3c.github.io/webdriver/#dfn-try" id="ref-for-dfn-try⑥⑦">trying</a> to <a data-link-type="dfn" href="#get-a-navigable" id="ref-for-get-a-navigable②⓪">get a navigable</a> with <var>navigable id</var>.</p>
      <li data-md>
-      <p>Let <var>input state</var> be <a data-link-type="dfn" href="https://w3c.github.io/webdriver/#dfn-get-the-input-state" id="ref-for-dfn-get-the-input-state">get the input state</a> with <var>session</var> and <var>context</var>’s <a data-link-type="dfn" href="https://html.spec.whatwg.org/multipage/document-sequences.html#top-level-browsing-context" id="ref-for-top-level-browsing-context②⑤">top-level browsing context</a>.</p>
+      <p>Let <var>input state</var> be <a data-link-type="dfn" href="https://w3c.github.io/webdriver/#dfn-get-the-input-state" id="ref-for-dfn-get-the-input-state">get the input state</a> with <var>session</var> and <var>navigable</var>’s <a data-link-type="dfn" href="https://html.spec.whatwg.org/multipage/document-sequences.html#nav-top" id="ref-for-nav-top①⓪">top-level traversable</a>.</p>
      <li data-md>
       <p>Let <var>actions options</var> be a new <a data-link-type="dfn" href="https://w3c.github.io/webdriver/#dfn-actions-options" id="ref-for-dfn-actions-options">actions options</a> with the <a data-link-type="dfn" href="https://w3c.github.io/webdriver/#dfn-is-element-origin" id="ref-for-dfn-is-element-origin">is element
  origin</a> steps set to <a data-link-type="dfn" href="#is-inputelementorigin" id="ref-for-is-inputelementorigin">is input.ElementOrigin</a>, and the <a data-link-type="dfn" href="https://w3c.github.io/webdriver/#dfn-get-element-origin" id="ref-for-dfn-get-element-origin">get element origin</a> steps set to the result of <a data-link-type="dfn" href="#get-element-from-inputelementorigin-steps" id="ref-for-get-element-from-inputelementorigin-steps">get Element from
@@ -10041,7 +10012,7 @@ <h5 class="heading settled" data-level="7.8.3.1" id="command-input-performAction
       <p>Let <var>actions by tick</var> be the result of trying to <a data-link-type="dfn" href="https://w3c.github.io/webdriver/#dfn-extract-an-action-sequence" id="ref-for-dfn-extract-an-action-sequence">extract an action
  sequence</a> with <var>input state</var>, <var>command parameters</var>, and <var>actions options</var>.</p>
      <li data-md>
-      <p><a data-link-type="dfn" href="https://w3c.github.io/webdriver/#dfn-try" id="ref-for-dfn-try⑥⑦">Try</a> to <a data-link-type="dfn" href="https://w3c.github.io/webdriver/#dfn-dispatch-actions" id="ref-for-dfn-dispatch-actions">dispatch actions</a> with <var>input state</var>, <var>actions by tick</var>, <var>context</var>, and <var>actions options</var>.</p>
+      <p><a data-link-type="dfn" href="https://w3c.github.io/webdriver/#dfn-try" id="ref-for-dfn-try⑥⑧">Try</a> to <a data-link-type="dfn" href="https://w3c.github.io/webdriver/#dfn-dispatch-actions" id="ref-for-dfn-dispatch-actions">dispatch actions</a> with <var>input state</var>, <var>actions by tick</var>, <var>navigable</var>, and <var>actions options</var>.</p>
      <li data-md>
       <p>Return <a data-link-type="dfn" href="https://w3c.github.io/webdriver/#dfn-success" id="ref-for-dfn-success⑧⓪">success</a> with data null.</p>
     </ol>
@@ -10070,13 +10041,13 @@ <h5 class="heading settled" data-level="7.8.3.2" id="command-input-releaseAction
     <p>The <a data-link-type="dfn" href="https://w3c.github.io/webdriver/#dfn-remote-end-steps" id="ref-for-dfn-remote-end-steps④①">remote end steps</a> given <var>session</var>, and <var>command parameters</var> are:</p>
     <ol>
      <li data-md>
-      <p>Let <var>context id</var> be the value of the <code>context</code> field of <var>command parameters</var>.</p>
+      <p>Let <var>navigable id</var> be the value of the <code>context</code> field of <var>command parameters</var>.</p>
      <li data-md>
-      <p>Let <var>context</var> be the result of <a data-link-type="dfn" href="https://w3c.github.io/webdriver/#dfn-try" id="ref-for-dfn-try⑥⑧">trying</a> to <a data-link-type="dfn" href="#get-a-browsing-context" id="ref-for-get-a-browsing-context②⓪">get a browsing context</a> with <var>context id</var>.</p>
+      <p>Let <var>navigable</var> be the result of <a data-link-type="dfn" href="https://w3c.github.io/webdriver/#dfn-try" id="ref-for-dfn-try⑥⑨">trying</a> to <a data-link-type="dfn" href="#get-a-navigable" id="ref-for-get-a-navigable②①">get a navigable</a> with <var>navigable id</var>.</p>
      <li data-md>
-      <p>Let <var>top-level context</var> be <var>context</var>’s <a data-link-type="dfn" href="https://html.spec.whatwg.org/multipage/document-sequences.html#top-level-browsing-context" id="ref-for-top-level-browsing-context②⑥">top-level browsing context</a>.</p>
+      <p>Let <var>top-level traversable</var> be <var>navigable</var>’s <a data-link-type="dfn" href="https://html.spec.whatwg.org/multipage/document-sequences.html#nav-top" id="ref-for-nav-top①①">top-level traversable</a>.</p>
      <li data-md>
-      <p>Let <var>input state</var> be <a data-link-type="dfn" href="https://w3c.github.io/webdriver/#dfn-get-the-input-state" id="ref-for-dfn-get-the-input-state①">get the input state</a> with <var>session</var> and <var>top-level context</var>.</p>
+      <p>Let <var>input state</var> be <a data-link-type="dfn" href="https://w3c.github.io/webdriver/#dfn-get-the-input-state" id="ref-for-dfn-get-the-input-state①">get the input state</a> with <var>session</var> and <var>top-level traversable</var>.</p>
      <li data-md>
       <p>Let <var>actions options</var> be a new <a data-link-type="dfn" href="https://w3c.github.io/webdriver/#dfn-actions-options" id="ref-for-dfn-actions-options①">actions options</a> with the <a data-link-type="dfn" href="https://w3c.github.io/webdriver/#dfn-is-element-origin" id="ref-for-dfn-is-element-origin①">is element
  origin</a> steps set to <a data-link-type="dfn" href="#is-inputelementorigin" id="ref-for-is-inputelementorigin①">is input.ElementOrigin</a>, and the <a data-link-type="dfn" href="https://w3c.github.io/webdriver/#dfn-get-element-origin" id="ref-for-dfn-get-element-origin①">get element origin</a> steps set to <a data-link-type="dfn" href="#get-element-from-inputelementorigin-steps" id="ref-for-get-element-from-inputelementorigin-steps①">get Element from
@@ -10084,9 +10055,9 @@ <h5 class="heading settled" data-level="7.8.3.2" id="command-input-releaseAction
      <li data-md>
       <p>Let <var>undo actions</var> be <var>input state</var>’s <a data-link-type="dfn" href="https://w3c.github.io/webdriver/#dfn-input-cancel-list" id="ref-for-dfn-input-cancel-list">input cancel list</a> in reverse order.</p>
      <li data-md>
-      <p><a data-link-type="dfn" href="https://w3c.github.io/webdriver/#dfn-try" id="ref-for-dfn-try⑥⑨">Try</a> to <a data-link-type="dfn" href="https://w3c.github.io/webdriver/#dfn-dispatch-tick-actions" id="ref-for-dfn-dispatch-tick-actions">dispatch tick actions</a> with <var>undo actions</var>, 0, <var>context</var>, and <var>actions options</var>.</p>
+      <p><a data-link-type="dfn" href="https://w3c.github.io/webdriver/#dfn-try" id="ref-for-dfn-try⑦⓪">Try</a> to <a data-link-type="dfn" href="https://w3c.github.io/webdriver/#dfn-dispatch-tick-actions" id="ref-for-dfn-dispatch-tick-actions">dispatch tick actions</a> with <var>undo actions</var>, 0, <var>navigable</var>, and <var>actions options</var>.</p>
      <li data-md>
-      <p><a data-link-type="dfn" href="https://w3c.github.io/webdriver/#dfn-reset-the-input-state" id="ref-for-dfn-reset-the-input-state">Reset the input state</a> with <var>session</var> and <var>top-level context</var>.</p>
+      <p><a data-link-type="dfn" href="https://w3c.github.io/webdriver/#dfn-reset-the-input-state" id="ref-for-dfn-reset-the-input-state">Reset the input state</a> with <var>session</var> and <var>top-level traversable</var>.</p>
      <li data-md>
       <p>Return <a data-link-type="dfn" href="https://w3c.github.io/webdriver/#dfn-success" id="ref-for-dfn-success⑧①">success</a> with data null.</p>
     </ol>
@@ -10116,19 +10087,19 @@ <h5 class="heading settled" data-level="7.8.3.3" id="command-input-setFiles"><sp
     <p>The <a data-link-type="dfn" href="https://w3c.github.io/webdriver/#dfn-remote-end-steps" id="ref-for-dfn-remote-end-steps④②">remote end steps</a> given <var>session</var> and <var>command parameters</var> are:</p>
     <ol>
      <li data-md>
-      <p>Let <var>context id</var> be the value of the <var>command
+      <p>Let <var>navigable id</var> be the value of the <var>command
  parameters</var>["<code>context</code>"] field.</p>
      <li data-md>
-      <p>Let <var>context</var> be the result of <a data-link-type="dfn" href="https://w3c.github.io/webdriver/#dfn-try" id="ref-for-dfn-try⑦⓪">trying</a> to <a data-link-type="dfn" href="#get-a-browsing-context" id="ref-for-get-a-browsing-context②①">get a browsing context</a> with <var>context id</var>.</p>
+      <p>Let <var>navigable</var> be the result of <a data-link-type="dfn" href="https://w3c.github.io/webdriver/#dfn-try" id="ref-for-dfn-try⑦①">trying</a> to <a data-link-type="dfn" href="#get-a-navigable" id="ref-for-get-a-navigable②②">get a navigable</a> with <var>navigable id</var>.</p>
      <li data-md>
-      <p>Let <var>document</var> be <var>context</var>’s <a data-link-type="dfn" href="https://html.spec.whatwg.org/multipage/document-sequences.html#active-document" id="ref-for-active-document①⑦">active document</a>.</p>
+      <p>Let <var>document</var> be <var>navigable</var>’s <a data-link-type="dfn" href="https://html.spec.whatwg.org/multipage/document-sequences.html#nav-document" id="ref-for-nav-document①⑤">active document</a>.</p>
      <li data-md>
       <p>Let <var>environment settings</var> be the <a data-link-type="dfn" href="https://html.spec.whatwg.org/multipage/webappapis.html#environment-settings-object" id="ref-for-environment-settings-object①⑤">environment settings object</a> whose <a data-link-type="dfn" href="https://html.spec.whatwg.org/multipage/webappapis.html#concept-relevant-global" id="ref-for-concept-relevant-global①①">relevant global object</a>'s <a data-link-type="dfn" href="https://html.spec.whatwg.org/multipage/nav-history-apis.html#concept-document-window" id="ref-for-concept-document-window①④">associated <code>Document</code></a> is <var>document</var>.</p>
      <li data-md>
       <p>Let <var>realm</var> be <var>environment settings</var>’s <a data-link-type="dfn" href="https://html.spec.whatwg.org/multipage/webappapis.html#realm-execution-context" id="ref-for-realm-execution-context①①">realm execution context</a>'s
  Realm component.</p>
      <li data-md>
-      <p>Let <var>element</var> be the result of <a data-link-type="dfn" href="https://w3c.github.io/webdriver/#dfn-try" id="ref-for-dfn-try⑦①">trying</a> to <a data-link-type="dfn" href="#deserialize-remote-reference" id="ref-for-deserialize-remote-reference③">deserialize remote reference</a> with <var>command parameters</var>["<code>element</code>"], <var>realm</var>, and <var>session</var>.</p>
+      <p>Let <var>element</var> be the result of <a data-link-type="dfn" href="https://w3c.github.io/webdriver/#dfn-try" id="ref-for-dfn-try⑦②">trying</a> to <a data-link-type="dfn" href="#deserialize-remote-reference" id="ref-for-deserialize-remote-reference③">deserialize remote reference</a> with <var>command parameters</var>["<code>element</code>"], <var>realm</var>, and <var>session</var>.</p>
      <li data-md>
       <p>If <var>element</var> doesn’t implement <code class="idl"><a data-link-type="idl" href="https://dom.spec.whatwg.org/#element" id="ref-for-element⑦">Element</a></code>, return <a data-link-type="dfn" href="https://w3c.github.io/webdriver/#dfn-errors" id="ref-for-dfn-errors⑧⑧">error</a> with <a data-link-type="dfn" href="https://w3c.github.io/webdriver/#dfn-error-code" id="ref-for-dfn-error-code⑧②">error code</a> <a data-link-type="dfn" href="https://w3c.github.io/webdriver/#dfn-no-such-element" id="ref-for-dfn-no-such-element③">no such element</a>.</p>
      <li data-md>
@@ -10186,7 +10157,7 @@ <h4 class="heading settled" data-level="8.3.1" id="patchs-determine-the-device-p
    <p>Insert the following steps at the start of the <a data-link-type="dfn" href="https://drafts.csswg.org/cssom-view-1/#determine-the-device-pixel-ratio" id="ref-for-determine-the-device-pixel-ratio①">determine the device pixel ratio</a> algorithm:</p>
    <ol>
     <li data-md>
-     <p>If <a data-link-type="dfn" href="#device-pixel-ratio-overrides" id="ref-for-device-pixel-ratio-overrides②">device pixel ratio overrides</a> <a data-link-type="dfn" href="https://infra.spec.whatwg.org/#map-exists" id="ref-for-map-exists⑤⑤">contains</a> <var>window</var>’s <a data-link-type="dfn" href="https://html.spec.whatwg.org/multipage/document-sequences.html#window-navigable" id="ref-for-window-navigable">navigable</a>, return <a data-link-type="dfn" href="#device-pixel-ratio-overrides" id="ref-for-device-pixel-ratio-overrides③">device pixel ratio overrides</a>[<var>window</var>’s <a data-link-type="dfn" href="https://html.spec.whatwg.org/multipage/document-sequences.html#window-navigable" id="ref-for-window-navigable①">navigable</a>].</p>
+     <p>If <a data-link-type="dfn" href="#device-pixel-ratio-overrides" id="ref-for-device-pixel-ratio-overrides②">device pixel ratio overrides</a> <a data-link-type="dfn" href="https://infra.spec.whatwg.org/#map-exists" id="ref-for-map-exists⑤⑤">contains</a> <var>window</var>’s <a data-link-type="dfn" href="https://html.spec.whatwg.org/multipage/document-sequences.html#window-navigable" id="ref-for-window-navigable③">navigable</a>, return <a data-link-type="dfn" href="#device-pixel-ratio-overrides" id="ref-for-device-pixel-ratio-overrides③">device pixel ratio overrides</a>[<var>window</var>’s <a data-link-type="dfn" href="https://html.spec.whatwg.org/multipage/document-sequences.html#window-navigable" id="ref-for-window-navigable④">navigable</a>].</p>
    </ol>
    <h2 class="heading settled" data-level="9" id="appendices"><span class="secno">9. </span><span class="content">Appendices</span><a class="self-link" href="#appendices"></a></h2>
    <p><em>This section is non-normative.</em></p>
@@ -10204,7 +10175,7 @@ <h3 class="heading settled" data-level="9.1" id="external-specifications"><span
   <h2 class="no-num no-ref heading settled" id="index"><span class="content">Index</span><a class="self-link" href="#index"></a></h2>
   <h3 class="no-num no-ref heading settled" id="index-defined-here"><span class="content">Terms defined by this specification</span><a class="self-link" href="#index-defined-here"></a></h3>
   <ul class="index">
-   <li><a href="#activate-a-context">activate a context</a><span>, in § 7.3.3.1</span>
+   <li><a href="#activate-a-navigable">activate a navigable</a><span>, in § 7.3.3.1</span>
    <li><a href="#active-bidi-sessions">active BiDi sessions</a><span>, in § 3.2</span>
    <li><a href="#active-listeners">active listeners</a><span>, in § 4</span>
    <li><a href="#associated-storage-partition">associated storage partition</a><span>, in § 7.3.2.1</span>
@@ -10226,10 +10197,8 @@ <h3 class="no-num no-ref heading settled" id="index-defined-here"><span class="c
    <li><a href="#commands-browsingcontextcapturescreenshot">browsingContext.captureScreenshot</a><span>, in § 7.3.3.2</span>
    <li><a href="#commands-browsingcontextclose">browsingContext.close</a><span>, in § 7.3.3.3</span>
    <li><a href="#commands-browsingcontextcreate">browsingContext.create</a><span>, in § 7.3.3.4</span>
-   <li><a href="#event-browsing-context-event-map">browsing context event map</a><span>, in § 3.6</span>
    <li><a href="#commands-browsingcontextgettree">browsingContext.getTree</a><span>, in § 7.3.3.5</span>
    <li><a href="#commands-browsingcontexthandleuserprompt">browsingContext.handleUserPrompt</a><span>, in § 7.3.3.6</span>
-   <li><a href="#browsing-context-id">browsing context id</a><span>, in § 7.3.2.1</span>
    <li><a href="#commands-browsingcontextlocatenodes">browsingContext.locateNodes</a><span>, in § 7.3.3.7</span>
    <li><a href="#commands-browsingcontextnavigate">browsingContext.navigate</a><span>, in § 7.3.3.8</span>
    <li><a href="#commands-browsingcontextprint">browsingContext.print</a><span>, in § 7.3.3.9</span>
@@ -10252,7 +10221,6 @@ <h3 class="no-num no-ref heading settled" id="index-defined-here"><span class="c
    <li><a href="#construct-a-stack-trace">construct a stack trace</a><span>, in § 7.5.3.19</span>
    <li><a href="#construct-a-websocket-resource-name">construct a WebSocket resource name</a><span>, in § 4</span>
    <li><a href="#construct-a-websocket-url">construct a WebSocket URL</a><span>, in § 4</span>
-   <li><a href="#context-cache-behavior">context cache behavior</a><span>, in § 7.4.4.8</span>
    <li><a href="#create-a-channel">create a channel</a><span>, in § 7.5.3.2</span>
    <li><a href="#create-a-sandbox-realm">create a sandbox realm</a><span>, in § 5.1</span>
    <li><a href="#current-stack-trace">current stack trace</a><span>, in § 7.5.3.19</span>
@@ -10280,7 +10248,7 @@ <h3 class="no-num no-ref heading settled" id="index-defined-here"><span class="c
    <li><a href="#error-reporting-steps">error reporting steps</a><span>, in § 8.1</span>
    <li><a href="#evaluate-function-body">evaluate function body</a><span>, in § 7.5.4.3</span>
    <li><a href="#event">event</a><span>, in § 3.6</span>
-   <li><a href="#event-enabled-browsing-contexts">event enabled browsing contexts</a><span>, in § 3.6</span>
+   <li><a href="#event-enabled-navigables">event enabled navigables</a><span>, in § 3.6</span>
    <li><a href="#event-is-enabled">event is enabled</a><span>, in § 3.6</span>
    <li><a href="#event-event-name">event name</a><span>, in § 3.6</span>
    <li><a href="#event-event-parameters">event parameters.</a><span>, in § 3.6</span>
@@ -10290,9 +10258,9 @@ <h3 class="no-num no-ref heading settled" id="index-defined-here"><span class="c
    <li><a href="#extension-storage-partition-key-attributes">extension storage partition key attributes</a><span>, in § 7.6.2.1</span>
    <li><a href="#extract-challenges">extract challenges</a><span>, in § 7.4.3.1</span>
    <li><a href="#stackframe-function">function</a><span>, in § 7.5.3.19</span>
-   <li><a href="#get-a-browsing-context">get a browsing context</a><span>, in § 7.3.2.1</span>
+   <li><a href="#get-a-navigable">get a navigable</a><span>, in § 7.3.2.1</span>
    <li><a href="#get-a-realm">get a realm</a><span>, in § 7.5.3.9</span>
-   <li><a href="#get-a-realm-from-a-browsing-context">get a realm from a browsing context</a><span>, in § 7.5.3.21</span>
+   <li><a href="#get-a-realm-from-a-navigable">get a realm from a navigable</a><span>, in § 7.5.3.21</span>
    <li><a href="#get-a-realm-from-a-target">get a realm from a target</a><span>, in § 7.5.3.21</span>
    <li><a href="#get-a-sandbox-name">get a sandbox name</a><span>, in § 5.1</span>
    <li><a href="#get-a-session-id-for-a-websocket-resource">get a session ID for a WebSocket resource</a><span>, in § 4</span>
@@ -10300,18 +10268,18 @@ <h3 class="no-num no-ref heading settled" id="index-defined-here"><span class="c
    <li><a href="#get-exception-details">get exception details</a><span>, in § 7.5.3.4</span>
    <li><a href="#get-matching-cookies">get matching cookies</a><span>, in § 7.6.2.1</span>
    <li><a href="#get-or-create-a-sandbox-realm">get or create a sandbox realm</a><span>, in § 5.1</span>
-   <li><a href="#get-related-browsing-contexts">get related browsing contexts</a><span>, in § 4</span>
+   <li><a href="#get-related-navigables">get related navigables</a><span>, in § 4</span>
    <li><a href="#get-shared-id-for-a-node">get shared id for a node</a><span>, in § 7.5.3.14</span>
-   <li><a href="#get-the-browsing-context">get the browsing context</a><span>, in § 7.5.3.11</span>
-   <li><a href="#get-the-browsing-context-info">get the browsing context info</a><span>, in § 7.3.2.2</span>
-   <li><a href="#get-the-child-browsing-contexts">get the child browsing contexts</a><span>, in § 7.3.2.2</span>
+   <li><a href="#get-the-child-navigables">get the child navigables</a><span>, in § 7.3.2.2</span>
    <li><a href="#get-the-cookie-store">get the cookie store</a><span>, in § 7.6.2.1</span>
    <li><a href="#get-the-fetch-timings">get the fetch timings</a><span>, in § 7.4.3.7</span>
    <li><a href="#get-the-initiator">get the initiator</a><span>, in § 7.4.3.9</span>
+   <li><a href="#get-the-navigable">get the navigable</a><span>, in § 7.5.3.11</span>
+   <li><a href="#get-the-navigable-info">get the navigable info</a><span>, in § 7.3.2.2</span>
    <li><a href="#get-the-navigation-info">get the navigation info</a><span>, in § 7.3.2.5</span>
    <li><a href="#get-the-network-intercepts">get the network intercepts</a><span>, in § 7.4.2</span>
    <li><a href="#get-the-origin-rectangle">get the origin rectangle</a><span>, in § 7.3.3.2</span>
-   <li><a href="#get-the-parent-browsing-context">get the parent browsing context</a><span>, in § 7.3.2.2</span>
+   <li><a href="#get-the-parent-navigable">get the parent navigable</a><span>, in § 7.3.2.2</span>
    <li><a href="#get-the-protocol">get the protocol</a><span>, in § 7.4.3.14</span>
    <li><a href="#get-the-realm-info">get the realm info</a><span>, in § 7.5.3.11</span>
    <li><a href="#get-the-request-data">get the request data</a><span>, in § 7.4.3.12</span>
@@ -10348,7 +10316,10 @@ <h3 class="no-num no-ref heading settled" id="index-defined-here"><span class="c
    <li><a href="#match-url-pattern">match URL pattern</a><span>, in § 7.4.3.16</span>
    <li><a href="#module">module</a><span>, in § 3.3</span>
    <li><a href="#module-module-name">module name</a><span>, in § 3.3</span>
+   <li><a href="#navigable-cache-behavior">navigable cache behavior</a><span>, in § 7.4.4.8</span>
    <li><a href="#navigable-cache-behavior-map">navigable cache behavior map</a><span>, in § 7.4.1</span>
+   <li><a href="#event-navigable-event-map">navigable event map</a><span>, in § 3.6</span>
+   <li><a href="#navigable-id">navigable id</a><span>, in § 7.3.2.1</span>
    <li><a href="#modules-network">network</a><span>, in § 7.4</span>
    <li><a href="#commands-networkaddintercept">network.addIntercept</a><span>, in § 7.4.4.1</span>
    <li><a href="#commands-networkcontinuerequest">network.continueRequest</a><span>, in § 7.4.4.2</span>
@@ -10692,17 +10663,12 @@ <h3 class="no-num no-ref heading settled" id="index-defined-elsewhere"><span cla
      <li><span class="dfn-paneled" id="0c9b0d3c">WorkletGlobalScope</span>
      <li><span class="dfn-paneled" id="4295ea17">a serialization of the bitmap as a file</span>
      <li><span class="dfn-paneled" id="36d15a6d">activation notification</span>
-     <li><span class="dfn-paneled" id="55a6b830">active browsing context</span>
-     <li><span class="dfn-paneled" id="26513a72">active document <small>(for browsing context)</small></span>
-     <li><span class="dfn-paneled" id="35972864">active document <small>(for navigable)</small></span>
-     <li><span class="dfn-paneled" id="97c347af">active window</span>
+     <li><span class="dfn-paneled" id="35972864">active document</span>
+     <li><span class="dfn-paneled" id="101c721c">active window</span>
      <li><span class="dfn-paneled" id="235ddea5">alert</span>
      <li><span class="dfn-paneled" id="1b5b1c0c">api base url</span>
      <li><span class="dfn-paneled" id="3349d69f">associated document</span>
      <li><span class="dfn-paneled" id="3b0ee7a3">base url</span>
-     <li><span class="dfn-paneled" id="0d0390b4">browsing context</span>
-     <li><span class="dfn-paneled" id="3b2ff63e">browsing context <small>(for Document)</small></span>
-     <li><span class="dfn-paneled" id="6d88ab2e">browsing context <small>(for Window)</small></span>
      <li><span class="dfn-paneled" id="f23dc013">child navigable</span>
      <li><span class="dfn-paneled" id="b6a1ae3f">clean up after running script</span>
      <li><span class="dfn-paneled" id="b273f87a">close</span>
@@ -10736,6 +10702,7 @@ <h3 class="no-num no-ref heading settled" id="index-defined-elsewhere"><span cla
      <li><span class="dfn-paneled" id="1cd8aace">navigables</span>
      <li><span class="dfn-paneled" id="2594e562">navigate</span>
      <li><span class="dfn-paneled" id="6454d3fd">navigation id</span>
+     <li><span class="dfn-paneled" id="13dd6cae">node navigable</span>
      <li><span class="dfn-paneled" id="43ac8374">origin</span>
      <li><span class="dfn-paneled" id="dc248371">owner set</span>
      <li><span class="dfn-paneled" id="1bba3db7">parent</span>
@@ -10769,7 +10736,7 @@ <h3 class="no-num no-ref heading settled" id="index-defined-elsewhere"><span cla
      <li><span class="dfn-paneled" id="e9c58cef">time origin</span>
      <li><span class="dfn-paneled" id="ae2a6342">top-level browsing context</span>
      <li><span class="dfn-paneled" id="bd736ec6">top-level traversable</span>
-     <li><span class="dfn-paneled" id="d0c1b934">traversable navigable</span>
+     <li><span class="dfn-paneled" id="30717154">top-level traversable <small>(for navigable)</small></span>
      <li><span class="dfn-paneled" id="deb71015">traverse the history by a delta</span>
      <li><span class="dfn-paneled" id="66aee777">type</span>
      <li><span class="dfn-paneled" id="4411082c">unloading document cleanup steps</span>
@@ -11099,11 +11066,8 @@ <h2 class="no-num no-ref heading settled" id="issues-index"><span class="content
    <div class="issue"> this is rather imprecise language, but hopefully it’s clear that the
  intent is that we send the response to the command before starting shutdown
  of the connections. <a class="issue-return" href="#issue-c10fe58d" title="Jump to section">↵</a></div>
-   <div class="issue"> This needs to be generalized to work with realms too <a class="issue-return" href="#issue-77ae0f57" title="Jump to section">↵</a></div>
-   <div class="issue"> This needs to be generalised to work with realms too <a class="issue-return" href="#issue-851a021c" title="Jump to section">↵</a></div>
-   <div class="issue"> Update the spec to use <a data-link-type="dfn" href="https://html.spec.whatwg.org/multipage/document-sequences.html#navigables">navigable</a> consistently and remove uses
-of <a data-link-type="dfn" href="https://html.spec.whatwg.org/multipage/document-sequences.html#browsing-context">browsing context</a>. See
-https://github.com/w3c/webdriver-bidi/issues/91#issuecomment-2144536819. <a class="issue-return" href="#issue-47072da0" title="Jump to section">↵</a></div>
+   <div class="issue"> This needs to be generalized to work with realms too. <a class="issue-return" href="#issue-6c21351e" title="Jump to section">↵</a></div>
+   <div class="issue"> This needs to be generalised to work with realms too. <a class="issue-return" href="#issue-07250e04" title="Jump to section">↵</a></div>
    <div class="issue"> property specify how the <var>ignore cache</var> flag works. This needs to
  consider whether only the first load of a resource bypasses the cache
  (i.e. whether this is like initially clearing the cache and proceeding like
@@ -11116,8 +11080,8 @@ <h2 class="no-num no-ref heading settled" id="issues-index"><span class="content
    <div class="issue"> This ought to be integrated into the update rendering algorithm in
  some more explicit way. <a class="issue-return" href="#issue-b2b83ca0" title="Jump to section">↵</a></div>
    <div class="issue"> There is an open discussion about the behavior
-when closing the last <a data-link-type="dfn" href="https://html.spec.whatwg.org/multipage/document-sequences.html#top-level-browsing-context">top-level browsing context</a>. We could expect to close
-the browser, close the session or leave this up to the implementation. <a href="https://github.com/w3c/webdriver-bidi/issues/170">[Issue #w3c/webdriver-bidi#170]</a> <a class="issue-return" href="#issue-bd9840d8" title="Jump to section">↵</a></div>
+when closing the last <a data-link-type="dfn" href="https://html.spec.whatwg.org/multipage/document-sequences.html#top-level-traversable">top-level traversable</a>. We could expect to close
+the browser, close the session or leave this up to the implementation. <a href="https://github.com/w3c/webdriver-bidi/issues/170">[Issue #w3c/webdriver-bidi#170]</a> <a class="issue-return" href="#issue-04e2b4be" title="Jump to section">↵</a></div>
    <div class="issue"> This ought to be integrated into the update rendering algorithm
  in some more explicit way. <a class="issue-return" href="#issue-b2b83ca0①" title="Jump to section">↵</a></div>
    <div class="issue"> There is a race condition in the algorithm as written because by the
@@ -11127,7 +11091,6 @@ <h2 class="no-num no-ref heading settled" id="issues-index"><span class="content
    <div class="issue"> Do we want to expose a `browsingContext.pageShow event? In that case we’d
 need to call this whenever `pageshow` is going to be emitted, not just on
 bfcache restore, and also add the persisted status to the data. <a class="issue-return" href="#issue-df07ef00" title="Jump to section">↵</a></div>
-   <div class="issue"> the way this hooks into HTML feels very fragile. See https://github.com/whatwg/html/issues/6194 <a class="issue-return" href="#issue-7a4ace46" title="Jump to section">↵</a></div>
    <div class="issue"> It’s unclear if we ought to only fire this event for browsing
 contexts that have active documents; navigation can also cause contexts to
 become inaccessible but not yet get discarded because bfcache. <a class="issue-return" href="#issue-4e122e13" title="Jump to section">↵</a></div>
@@ -11155,10 +11118,10 @@ <h2 class="no-num no-ref heading settled" id="issues-index"><span class="content
    <div class="issue"> We might want to have a more sophisticated filter system than just a
        literal match. <a class="issue-return" href="#issue-b6525c5d" title="Jump to section">↵</a></div>
    <div class="issue"> Should the order here be better defined? <a class="issue-return" href="#issue-74a40be3" title="Jump to section">↵</a></div>
-   <div class="issue"> Do we want to key this on browsing context or top-level browsing context?
+   <div class="issue"> Do we want to key this on browsing context or top-level traversable?
 The difference is in what happens if an event occurs in a frame and that frame
 is then navigated before the local end subscribes to log events for the top
-level context. <a class="issue-return" href="#issue-d20b5797" title="Jump to section">↵</a></div>
+level navigable. <a class="issue-return" href="#issue-938098d0" title="Jump to section">↵</a></div>
    <div class="issue"> Lots more things require logging. CDP has LogEntryAdded types xml,
 javascript, network, storage, appcache, rendering, security, deprecation,
 worker, violation, intervention, recommendation, other. These are in addition to
@@ -11502,12 +11465,12 @@ <h2 class="no-num no-ref heading settled" id="issues-index"><span class="content
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@@ -11898,8 +11857,8 @@ <h2 class="no-num no-ref heading settled" id="issues-index"><span class="content
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+window.dfnpanelData['event-navigable-event-map'] = {"dfnID": "event-navigable-event-map", "url": "#event-navigable-event-map", "dfnText": "navigable event map", "refSections": [{"refs": [{"id": "ref-for-event-navigable-event-map"}, {"id": "ref-for-event-navigable-event-map\u2460"}], "title": "3.6. Events"}, {"refs": [{"id": "ref-for-event-navigable-event-map\u2461"}, {"id": "ref-for-event-navigable-event-map\u2462"}], "title": "7.1.1. Definition"}], "external": false};
+window.dfnpanelData['event-enabled-navigables'] = {"dfnID": "event-enabled-navigables", "url": "#event-enabled-navigables", "dfnText": "event enabled navigables", "refSections": [{"refs": [{"id": "ref-for-event-enabled-navigables"}], "title": "7.1.1. Definition"}], "external": false};
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@@ -11918,7 +11877,7 @@ <h2 class="no-num no-ref heading settled" id="issues-index"><span class="content
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+window.dfnpanelData['get-related-navigables'] = {"dfnID": "get-related-navigables", "url": "#get-related-navigables", "dfnText": "get related navigables", "refSections": [{"refs": [{"id": "ref-for-get-related-navigables"}], "title": "7.4.5.1. The network.authRequired Event"}, {"refs": [{"id": "ref-for-get-related-navigables\u2460"}], "title": "7.4.5.2. The network.beforeRequestSent Event"}, {"refs": [{"id": "ref-for-get-related-navigables\u2461"}], "title": "7.4.5.3. The network.fetchError Event"}, {"refs": [{"id": "ref-for-get-related-navigables\u2462"}], "title": "7.4.5.4. The network.responseCompleted Event"}, {"refs": [{"id": "ref-for-get-related-navigables\u2463"}], "title": "7.4.5.5. The network.responseStarted Event"}, {"refs": [{"id": "ref-for-get-related-navigables\u2464"}], "title": "7.5.5.1. The script.message Event"}, {"refs": [{"id": "ref-for-get-related-navigables\u2465"}], "title": "7.5.5.2. The script.realmCreated Event"}, {"refs": [{"id": "ref-for-get-related-navigables\u2466"}], "title": "7.5.5.3. The script.realmDestroyed Event"}, {"refs": [{"id": "ref-for-get-related-navigables\u2467"}, {"id": "ref-for-get-related-navigables\u2468"}], "title": "7.7.3.1. The log.entryAdded Event"}], "external": false};
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@@ -11944,16 +11903,16 @@ <h2 class="no-num no-ref heading settled" id="issues-index"><span class="content
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-window.dfnpanelData['browsing-context-id'] = {"dfnID": "browsing-context-id", "url": "#browsing-context-id", "dfnText": "browsing context\nid", "refSections": [{"refs": [{"id": "ref-for-browsing-context-id"}, {"id": "ref-for-browsing-context-id\u2460"}], "title": "7.3.2.1. The browsingContext.BrowsingContext Type"}, {"refs": [{"id": "ref-for-browsing-context-id\u2461"}, {"id": "ref-for-browsing-context-id\u2462"}, {"id": "ref-for-browsing-context-id\u2463"}], "title": "7.3.2.2. The browsingContext.Info Type"}, {"refs": [{"id": "ref-for-browsing-context-id\u2464"}], "title": "7.3.2.5. The browsingContext.NavigationInfo Type"}, {"refs": [{"id": "ref-for-browsing-context-id\u2465"}, {"id": "ref-for-browsing-context-id\u2466"}], "title": "7.3.3.4. The browsingContext.create Command"}, {"refs": [{"id": "ref-for-browsing-context-id\u2467"}], "title": "7.3.3.7. The browsingContext.locateNodes Command"}, {"refs": [{"id": "ref-for-browsing-context-id\u2468"}], "title": "7.3.4.10. The browsingContext.userPromptClosed Event"}, {"refs": [{"id": "ref-for-browsing-context-id\u2460\u24ea"}], "title": "7.3.4.11. The browsingContext.userPromptOpened Event"}, {"refs": [{"id": "ref-for-browsing-context-id\u2460\u2460"}, {"id": "ref-for-browsing-context-id\u2460\u2461"}], "title": "7.4.3.3. The network.BaseParameters Type"}, {"refs": [{"id": "ref-for-browsing-context-id\u2460\u2462"}], "title": "7.5.3.9. The script.Realm Type"}, {"refs": [{"id": "ref-for-browsing-context-id\u2460\u2463"}, {"id": "ref-for-browsing-context-id\u2460\u2464"}], "title": "7.5.3.11. The script.RealmInfo Type"}, {"refs": [{"id": "ref-for-browsing-context-id\u2460\u2465"}], "title": "7.5.3.14. The script.RemoteValue Type"}, {"refs": [{"id": "ref-for-browsing-context-id\u2460\u2466"}], "title": "7.5.3.20. The script.Source Type"}, {"refs": [{"id": "ref-for-browsing-context-id\u2460\u2467"}, {"id": "ref-for-browsing-context-id\u2460\u2468"}], "title": "7.7. The log Module"}], "external": false};
+window.dfnpanelData['navigable-id'] = {"dfnID": "navigable-id", "url": "#navigable-id", "dfnText": "navigable id", "refSections": [{"refs": [{"id": "ref-for-navigable-id"}, {"id": "ref-for-navigable-id\u2460"}], "title": "7.3.2.1. The browsingContext.BrowsingContext Type"}, {"refs": [{"id": "ref-for-navigable-id\u2461"}, {"id": "ref-for-navigable-id\u2462"}, {"id": "ref-for-navigable-id\u2463"}], "title": "7.3.2.2. The browsingContext.Info Type"}, {"refs": [{"id": "ref-for-navigable-id\u2464"}], "title": "7.3.2.5. The browsingContext.NavigationInfo Type"}, {"refs": [{"id": "ref-for-navigable-id\u2465"}, {"id": "ref-for-navigable-id\u2466"}], "title": "7.3.3.4. The browsingContext.create Command"}, {"refs": [{"id": "ref-for-navigable-id\u2467"}], "title": "7.3.3.7. The browsingContext.locateNodes Command"}, {"refs": [{"id": "ref-for-navigable-id\u2468"}], "title": "7.3.4.10. The browsingContext.userPromptClosed Event"}, {"refs": [{"id": "ref-for-navigable-id\u2460\u24ea"}], "title": "7.3.4.11. The browsingContext.userPromptOpened Event"}, {"refs": [{"id": "ref-for-navigable-id\u2460\u2460"}, {"id": "ref-for-navigable-id\u2460\u2461"}], "title": "7.4.3.3. The network.BaseParameters Type"}, {"refs": [{"id": "ref-for-navigable-id\u2460\u2462"}], "title": "7.5.3.9. The script.Realm Type"}, {"refs": [{"id": "ref-for-navigable-id\u2460\u2463"}, {"id": "ref-for-navigable-id\u2460\u2464"}], "title": "7.5.3.11. The script.RealmInfo Type"}, {"refs": [{"id": "ref-for-navigable-id\u2460\u2465"}], "title": "7.5.3.14. The script.RemoteValue Type"}, {"refs": [{"id": "ref-for-navigable-id\u2460\u2466"}], "title": "7.5.3.20. The script.Source Type"}, {"refs": [{"id": "ref-for-navigable-id\u2460\u2467"}, {"id": "ref-for-navigable-id\u2460\u2468"}], "title": "7.7. The log Module"}], "external": false};
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-window.dfnpanelData['get-a-browsing-context'] = {"dfnID": "get-a-browsing-context", "url": "#get-a-browsing-context", "dfnText": "get a browsing context", "refSections": [{"refs": [{"id": "ref-for-get-a-browsing-context"}], "title": "7.1.1. Definition"}, {"refs": [{"id": "ref-for-get-a-browsing-context\u2460"}], "title": "7.3.3.1. The browsingContext.activate Command"}, {"refs": [{"id": "ref-for-get-a-browsing-context\u2461"}], "title": "7.3.3.3. The browsingContext.close Command"}, {"refs": [{"id": "ref-for-get-a-browsing-context\u2462"}], "title": "7.3.3.4. The browsingContext.create Command"}, {"refs": [{"id": "ref-for-get-a-browsing-context\u2463"}], "title": "7.3.3.5. The browsingContext.getTree Command"}, {"refs": [{"id": "ref-for-get-a-browsing-context\u2464"}], "title": "7.3.3.6. The browsingContext.handleUserPrompt Command"}, {"refs": [{"id": "ref-for-get-a-browsing-context\u2465"}], "title": "7.3.3.7. The browsingContext.locateNodes Command"}, {"refs": [{"id": "ref-for-get-a-browsing-context\u2466"}], "title": "7.3.3.8. The browsingContext.navigate Command"}, {"refs": [{"id": "ref-for-get-a-browsing-context\u2467"}], "title": "7.3.3.9. The browsingContext.print Command"}, {"refs": [{"id": "ref-for-get-a-browsing-context\u2468"}], "title": "7.3.3.10. The browsingContext.reload Command"}, {"refs": [{"id": "ref-for-get-a-browsing-context\u2460\u24ea"}], "title": "7.3.3.11. The browsingContext.setViewport Command"}, {"refs": [{"id": "ref-for-get-a-browsing-context\u2460\u2460"}], "title": "7.3.3.12. The browsingContext.traverseHistory Command"}, {"refs": [{"id": "ref-for-get-a-browsing-context\u2460\u2461"}], "title": "7.4.4.1. The network.addIntercept Command"}, {"refs": [{"id": "ref-for-get-a-browsing-context\u2460\u2462"}], "title": "7.4.4.8. The network.setCacheBehavior Command"}, {"refs": [{"id": "ref-for-get-a-browsing-context\u2460\u2463"}], "title": "7.5.3.21. The script.Target Type"}, {"refs": [{"id": "ref-for-get-a-browsing-context\u2460\u2464"}], "title": "7.5.4.1. The script.addPreloadScript Command"}, {"refs": [{"id": "ref-for-get-a-browsing-context\u2460\u2465"}], "title": "7.5.4.5. The script.getRealms Command"}, {"refs": [{"id": "ref-for-get-a-browsing-context\u2460\u2466"}], "title": "7.6.2.1. The storage.PartitionKey Type"}, {"refs": [{"id": "ref-for-get-a-browsing-context\u2460\u2467"}], "title": "7.7.3.1. The log.entryAdded Event"}, {"refs": [{"id": "ref-for-get-a-browsing-context\u2460\u2468"}], "title": "7.8.3.1. The input.performActions Command"}, {"refs": [{"id": "ref-for-get-a-browsing-context\u2461\u24ea"}], "title": "7.8.3.2. The input.releaseActions Command"}, {"refs": [{"id": "ref-for-get-a-browsing-context\u2461\u2460"}], "title": "7.8.3.3. The input.setFiles Command"}], "external": false};
-window.dfnpanelData['get-the-parent-browsing-context'] = {"dfnID": "get-the-parent-browsing-context", "url": "#get-the-parent-browsing-context", "dfnText": "get the parent browsing context", "refSections": [{"refs": [{"id": "ref-for-get-the-parent-browsing-context"}], "title": "7.3.2.2. The browsingContext.Info Type"}, {"refs": [{"id": "ref-for-get-the-parent-browsing-context\u2460"}], "title": "7.3.4.2. The browsingContext.contextDestroyed Event"}], "external": false};
-window.dfnpanelData['get-the-child-browsing-contexts'] = {"dfnID": "get-the-child-browsing-contexts", "url": "#get-the-child-browsing-contexts", "dfnText": "get the child browsing contexts", "refSections": [{"refs": [{"id": "ref-for-get-the-child-browsing-contexts"}], "title": "7.3.2.2. The browsingContext.Info Type"}], "external": false};
-window.dfnpanelData['get-the-browsing-context-info'] = {"dfnID": "get-the-browsing-context-info", "url": "#get-the-browsing-context-info", "dfnText": "get the browsing context info", "refSections": [{"refs": [{"id": "ref-for-get-the-browsing-context-info"}], "title": "7.3.2.2. The browsingContext.Info Type"}, {"refs": [{"id": "ref-for-get-the-browsing-context-info\u2460"}], "title": "7.3.3.5. The browsingContext.getTree Command"}, {"refs": [{"id": "ref-for-get-the-browsing-context-info\u2461"}], "title": "7.3.4.1. The browsingContext.contextCreated Event"}, {"refs": [{"id": "ref-for-get-the-browsing-context-info\u2462"}], "title": "7.3.4.2. The browsingContext.contextDestroyed Event"}], "external": false};
+window.dfnpanelData['get-a-navigable'] = {"dfnID": "get-a-navigable", "url": "#get-a-navigable", "dfnText": "get a navigable", "refSections": [{"refs": [{"id": "ref-for-get-a-navigable"}], "title": "7.1.1. Definition"}, {"refs": [{"id": "ref-for-get-a-navigable\u2460"}], "title": "7.3.3.1. The browsingContext.activate Command"}, {"refs": [{"id": "ref-for-get-a-navigable\u2461"}], "title": "7.3.3.2. The browsingContext.captureScreenshot Command"}, {"refs": [{"id": "ref-for-get-a-navigable\u2462"}], "title": "7.3.3.3. The browsingContext.close Command"}, {"refs": [{"id": "ref-for-get-a-navigable\u2463"}], "title": "7.3.3.4. The browsingContext.create Command"}, {"refs": [{"id": "ref-for-get-a-navigable\u2464"}], "title": "7.3.3.5. The browsingContext.getTree Command"}, {"refs": [{"id": "ref-for-get-a-navigable\u2465"}], "title": "7.3.3.6. The browsingContext.handleUserPrompt Command"}, {"refs": [{"id": "ref-for-get-a-navigable\u2466"}], "title": "7.3.3.7. The browsingContext.locateNodes Command"}, {"refs": [{"id": "ref-for-get-a-navigable\u2467"}], "title": "7.3.3.8. The browsingContext.navigate Command"}, {"refs": [{"id": "ref-for-get-a-navigable\u2468"}], "title": "7.3.3.9. The browsingContext.print Command"}, {"refs": [{"id": "ref-for-get-a-navigable\u2460\u24ea"}], "title": "7.3.3.10. The browsingContext.reload Command"}, {"refs": [{"id": "ref-for-get-a-navigable\u2460\u2460"}], "title": "7.3.3.11. The browsingContext.setViewport Command"}, {"refs": [{"id": "ref-for-get-a-navigable\u2460\u2461"}], "title": "7.3.3.12. The browsingContext.traverseHistory Command"}, {"refs": [{"id": "ref-for-get-a-navigable\u2460\u2462"}], "title": "7.4.4.1. The network.addIntercept Command"}, {"refs": [{"id": "ref-for-get-a-navigable\u2460\u2463"}], "title": "7.4.4.8. The network.setCacheBehavior Command"}, {"refs": [{"id": "ref-for-get-a-navigable\u2460\u2464"}], "title": "7.5.3.21. The script.Target Type"}, {"refs": [{"id": "ref-for-get-a-navigable\u2460\u2465"}], "title": "7.5.4.1. The script.addPreloadScript Command"}, {"refs": [{"id": "ref-for-get-a-navigable\u2460\u2466"}], "title": "7.5.4.5. The script.getRealms Command"}, {"refs": [{"id": "ref-for-get-a-navigable\u2460\u2467"}], "title": "7.6.2.1. The storage.PartitionKey Type"}, {"refs": [{"id": "ref-for-get-a-navigable\u2460\u2468"}], "title": "7.7.3.1. The log.entryAdded Event"}, {"refs": [{"id": "ref-for-get-a-navigable\u2461\u24ea"}], "title": "7.8.3.1. The input.performActions Command"}, {"refs": [{"id": "ref-for-get-a-navigable\u2461\u2460"}], "title": "7.8.3.2. The input.releaseActions Command"}, {"refs": [{"id": "ref-for-get-a-navigable\u2461\u2461"}], "title": "7.8.3.3. The input.setFiles Command"}], "external": false};
+window.dfnpanelData['get-the-parent-navigable'] = {"dfnID": "get-the-parent-navigable", "url": "#get-the-parent-navigable", "dfnText": "get the parent navigable", "refSections": [{"refs": [{"id": "ref-for-get-the-parent-navigable"}], "title": "7.3.2.2. The browsingContext.Info Type"}, {"refs": [{"id": "ref-for-get-the-parent-navigable\u2460"}], "title": "7.3.4.2. The browsingContext.contextDestroyed Event"}], "external": false};
+window.dfnpanelData['get-the-child-navigables'] = {"dfnID": "get-the-child-navigables", "url": "#get-the-child-navigables", "dfnText": "get the child navigables", "refSections": [{"refs": [{"id": "ref-for-get-the-child-navigables"}], "title": "7.3.2.2. The browsingContext.Info Type"}], "external": false};
+window.dfnpanelData['get-the-navigable-info'] = {"dfnID": "get-the-navigable-info", "url": "#get-the-navigable-info", "dfnText": "get the navigable info", "refSections": [{"refs": [{"id": "ref-for-get-the-navigable-info"}], "title": "7.3.2.2. The browsingContext.Info Type"}, {"refs": [{"id": "ref-for-get-the-navigable-info\u2460"}], "title": "7.3.3.5. The browsingContext.getTree Command"}, {"refs": [{"id": "ref-for-get-the-navigable-info\u2461"}], "title": "7.3.4.1. The browsingContext.contextCreated Event"}, {"refs": [{"id": "ref-for-get-the-navigable-info\u2462"}], "title": "7.3.4.2. The browsingContext.contextDestroyed Event"}], "external": false};
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-window.dfnpanelData['activate-a-context'] = {"dfnID": "activate-a-context", "url": "#activate-a-context", "dfnText": "activate a context", "refSections": [{"refs": [{"id": "ref-for-activate-a-context"}], "title": "7.3.3.1. The browsingContext.activate Command"}, {"refs": [{"id": "ref-for-activate-a-context\u2460"}], "title": "7.3.3.4. The browsingContext.create Command"}], "external": false};
+window.dfnpanelData['activate-a-navigable'] = {"dfnID": "activate-a-navigable", "url": "#activate-a-navigable", "dfnText": "activate a navigable", "refSections": [{"refs": [{"id": "ref-for-activate-a-navigable"}], "title": "7.3.3.1. The browsingContext.activate Command"}, {"refs": [{"id": "ref-for-activate-a-navigable\u2460"}], "title": "7.3.3.4. The browsingContext.create Command"}], "external": false};
 window.dfnpanelData['normalize-rect'] = {"dfnID": "normalize-rect", "url": "#normalize-rect", "dfnText": "normalize rect", "refSections": [{"refs": [{"id": "ref-for-normalize-rect"}, {"id": "ref-for-normalize-rect\u2460"}], "title": "7.3.3.2. The browsingContext.captureScreenshot Command"}], "external": false};
 window.dfnpanelData['rectangle-intersection'] = {"dfnID": "rectangle-intersection", "url": "#rectangle-intersection", "dfnText": "rectangle intersection", "refSections": [{"refs": [{"id": "ref-for-rectangle-intersection"}], "title": "7.3.3.2. The browsingContext.captureScreenshot Command"}], "external": false};
 window.dfnpanelData['render-document-to-a-canvas'] = {"dfnID": "render-document-to-a-canvas", "url": "#render-document-to-a-canvas", "dfnText": "render document to a canvas", "refSections": [{"refs": [{"id": "ref-for-render-document-to-a-canvas"}], "title": "7.3.3.2. The browsingContext.captureScreenshot Command"}], "external": false};
@@ -11994,7 +11953,7 @@ <h2 class="no-num no-ref heading settled" id="issues-index"><span class="content
 window.dfnpanelData['unescape-url-pattern'] = {"dfnID": "unescape-url-pattern", "url": "#unescape-url-pattern", "dfnText": "unescape URL pattern", "refSections": [{"refs": [{"id": "ref-for-unescape-url-pattern"}, {"id": "ref-for-unescape-url-pattern\u2460"}, {"id": "ref-for-unescape-url-pattern\u2461"}, {"id": "ref-for-unescape-url-pattern\u2462"}, {"id": "ref-for-unescape-url-pattern\u2463"}, {"id": "ref-for-unescape-url-pattern\u2464"}], "title": "7.4.3.16. The network.UrlPattern Type"}], "external": false};
 window.dfnpanelData['parse-url-pattern'] = {"dfnID": "parse-url-pattern", "url": "#parse-url-pattern", "dfnText": "parse URL pattern", "refSections": [{"refs": [{"id": "ref-for-parse-url-pattern"}], "title": "7.4.4.1. The network.addIntercept Command"}], "external": false};
 window.dfnpanelData['match-url-pattern'] = {"dfnID": "match-url-pattern", "url": "#match-url-pattern", "dfnText": "match URL pattern", "refSections": [{"refs": [{"id": "ref-for-match-url-pattern"}], "title": "7.4.2. Network Intercepts"}], "external": false};
-window.dfnpanelData['context-cache-behavior'] = {"dfnID": "context-cache-behavior", "url": "#context-cache-behavior", "dfnText": "context cache behavior", "refSections": [{"refs": [{"id": "ref-for-context-cache-behavior"}], "title": "7.3.4.1. The browsingContext.contextCreated Event"}], "external": false};
+window.dfnpanelData['navigable-cache-behavior'] = {"dfnID": "navigable-cache-behavior", "url": "#navigable-cache-behavior", "dfnText": "navigable cache behavior", "refSections": [{"refs": [{"id": "ref-for-navigable-cache-behavior"}], "title": "7.3.4.1. The browsingContext.contextCreated Event"}], "external": false};
 window.dfnpanelData['webdriver-bidi-before-request-sent'] = {"dfnID": "webdriver-bidi-before-request-sent", "url": "#webdriver-bidi-before-request-sent", "dfnText": "WebDriver BiDi before\nrequest sent", "refSections": [{"refs": [{"id": "ref-for-webdriver-bidi-before-request-sent"}], "title": "7.4.5.1. The network.authRequired Event"}, {"refs": [{"id": "ref-for-webdriver-bidi-before-request-sent\u2460"}, {"id": "ref-for-webdriver-bidi-before-request-sent\u2461"}], "title": "7.4.5.3. The network.fetchError Event"}, {"refs": [{"id": "ref-for-webdriver-bidi-before-request-sent\u2462"}], "title": "7.4.5.4. The network.responseCompleted Event"}, {"refs": [{"id": "ref-for-webdriver-bidi-before-request-sent\u2463"}], "title": "7.4.5.5. The network.responseStarted Event"}], "external": false};
 window.dfnpanelData['preload-script'] = {"dfnID": "preload-script", "url": "#preload-script", "dfnText": "Preload script", "refSections": [{"refs": [{"id": "ref-for-preload-script"}], "title": "3.5. Errors"}, {"refs": [{"id": "ref-for-preload-script\u2460"}], "title": "7.5.2. Preload Scripts"}, {"refs": [{"id": "ref-for-preload-script\u2461"}], "title": "7.5.4.1. The script.addPreloadScript Command"}, {"refs": [{"id": "ref-for-preload-script\u2462"}], "title": "7.5.4.6. The script.removePreloadScript Command"}], "external": false};
 window.dfnpanelData['preload-script-map'] = {"dfnID": "preload-script-map", "url": "#preload-script-map", "dfnText": "preload script map", "refSections": [{"refs": [{"id": "ref-for-preload-script-map"}], "title": "7.5.2. Preload Scripts"}, {"refs": [{"id": "ref-for-preload-script-map\u2460"}], "title": "7.5.4.1. The script.addPreloadScript Command"}, {"refs": [{"id": "ref-for-preload-script-map\u2461"}], "title": "7.5.4.6. The script.removePreloadScript Command"}], "external": false};
@@ -12010,7 +11969,7 @@ <h2 class="no-num no-ref heading settled" id="issues-index"><span class="content
 window.dfnpanelData['scriptprimitiveprotocolvalue'] = {"dfnID": "scriptprimitiveprotocolvalue", "url": "#scriptprimitiveprotocolvalue", "dfnText": "script.PrimitiveProtocolValue", "refSections": [{"refs": [{"id": "ref-for-scriptprimitiveprotocolvalue"}], "title": "7.5.3.7. The script.LocalValue Type"}], "external": false};
 window.dfnpanelData['serialize-primitive-protocol-value'] = {"dfnID": "serialize-primitive-protocol-value", "url": "#serialize-primitive-protocol-value", "dfnText": "serialize primitive protocol value", "refSections": [{"refs": [{"id": "ref-for-serialize-primitive-protocol-value"}], "title": "7.5.3.14. The script.RemoteValue Type"}], "external": false};
 window.dfnpanelData['deserialize-primitive-protocol-value'] = {"dfnID": "deserialize-primitive-protocol-value", "url": "#deserialize-primitive-protocol-value", "dfnText": "deserialize primitive protocol value", "refSections": [{"refs": [{"id": "ref-for-deserialize-primitive-protocol-value"}], "title": "7.5.3.7. The script.LocalValue Type"}], "external": false};
-window.dfnpanelData['get-the-browsing-context'] = {"dfnID": "get-the-browsing-context", "url": "#get-the-browsing-context", "dfnText": "get the browsing context", "refSections": [{"refs": [{"id": "ref-for-get-the-browsing-context"}], "title": "7.5.3.13. The script.RemoteReference Type"}], "external": false};
+window.dfnpanelData['get-the-navigable'] = {"dfnID": "get-the-navigable", "url": "#get-the-navigable", "dfnText": "get the navigable", "refSections": [{"refs": [{"id": "ref-for-get-the-navigable"}], "title": "7.5.3.13. The script.RemoteReference Type"}], "external": false};
 window.dfnpanelData['get-the-workers-owners'] = {"dfnID": "get-the-workers-owners", "url": "#get-the-workers-owners", "dfnText": "get the worker\u2019s owners", "refSections": [{"refs": [{"id": "ref-for-get-the-workers-owners"}], "title": "7.5.3.11. The script.RealmInfo Type"}], "external": false};
 window.dfnpanelData['get-the-realm-info'] = {"dfnID": "get-the-realm-info", "url": "#get-the-realm-info", "dfnText": "get the realm info", "refSections": [{"refs": [{"id": "ref-for-get-the-realm-info"}], "title": "7.5.3.11. The script.RealmInfo Type"}, {"refs": [{"id": "ref-for-get-the-realm-info\u2460"}], "title": "7.5.4.5. The script.getRealms Command"}, {"refs": [{"id": "ref-for-get-the-realm-info\u2461"}, {"id": "ref-for-get-the-realm-info\u2462"}], "title": "7.5.5.2. The script.realmCreated Event"}], "external": false};
 window.dfnpanelData['scriptremotereference'] = {"dfnID": "scriptremotereference", "url": "#scriptremotereference", "dfnText": "script.RemoteReference", "refSections": [{"refs": [{"id": "ref-for-scriptremotereference"}, {"id": "ref-for-scriptremotereference\u2460"}], "title": "7.5.3.7. The script.LocalValue Type"}], "external": false};
@@ -12034,7 +11993,7 @@ <h2 class="no-num no-ref heading settled" id="issues-index"><span class="content
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 window.dfnpanelData['stack-trace-for-an-exception'] = {"dfnID": "stack-trace-for-an-exception", "url": "#stack-trace-for-an-exception", "dfnText": "stack trace for an exception", "refSections": [{"refs": [{"id": "ref-for-stack-trace-for-an-exception"}], "title": "7.5.3.4. The script.ExceptionDetails Type"}, {"refs": [{"id": "ref-for-stack-trace-for-an-exception\u2460"}], "title": "7.7.3.1. The log.entryAdded Event"}], "external": false};
 window.dfnpanelData['get-the-source'] = {"dfnID": "get-the-source", "url": "#get-the-source", "dfnText": "get the source", "refSections": [{"refs": [{"id": "ref-for-get-the-source"}], "title": "7.5.5.1. The script.message Event"}, {"refs": [{"id": "ref-for-get-the-source\u2460"}, {"id": "ref-for-get-the-source\u2461"}], "title": "7.7.3.1. The log.entryAdded Event"}], "external": false};
-window.dfnpanelData['get-a-realm-from-a-browsing-context'] = {"dfnID": "get-a-realm-from-a-browsing-context", "url": "#get-a-realm-from-a-browsing-context", "dfnText": "get a realm from a browsing context", "refSections": [{"refs": [{"id": "ref-for-get-a-realm-from-a-browsing-context"}], "title": "7.3.3.7. The browsingContext.locateNodes Command"}, {"refs": [{"id": "ref-for-get-a-realm-from-a-browsing-context\u2460"}], "title": "7.5.3.21. The script.Target Type"}], "external": false};
+window.dfnpanelData['get-a-realm-from-a-navigable'] = {"dfnID": "get-a-realm-from-a-navigable", "url": "#get-a-realm-from-a-navigable", "dfnText": "get a realm from a navigable", "refSections": [{"refs": [{"id": "ref-for-get-a-realm-from-a-navigable"}], "title": "7.3.3.7. The browsingContext.locateNodes Command"}, {"refs": [{"id": "ref-for-get-a-realm-from-a-navigable\u2460"}], "title": "7.5.3.21. The script.Target Type"}], "external": false};
 window.dfnpanelData['get-a-realm-from-a-target'] = {"dfnID": "get-a-realm-from-a-target", "url": "#get-a-realm-from-a-target", "dfnText": "get a realm from a target", "refSections": [{"refs": [{"id": "ref-for-get-a-realm-from-a-target"}], "title": "7.5.4.2. The script.disown Command"}, {"refs": [{"id": "ref-for-get-a-realm-from-a-target\u2460"}], "title": "7.5.4.3. The script.callFunction Command"}, {"refs": [{"id": "ref-for-get-a-realm-from-a-target\u2461"}], "title": "7.5.4.4. The script.evaluate Command"}], "external": false};
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