Drop hosts

app/src/main/java/com/hippo/ehviewer/EhApplication.kt

@@ -16,7 +16,6 @@
 package com.hippo.ehviewer
 
 import android.app.Activity
-import android.content.ComponentCallbacks2
 import android.text.Html
 import android.text.method.LinkMovementMethod
 import android.view.View
@@ -29,7 +28,6 @@ import coil.ImageLoaderFactory
 import coil.disk.DiskCache
 import coil.util.DebugLogger
 import com.hippo.ehviewer.client.EhCookieStore
-import com.hippo.ehviewer.client.EhDns
 import com.hippo.ehviewer.client.EhEngine
 import com.hippo.ehviewer.client.EhTagDatabase
 import com.hippo.ehviewer.client.data.GalleryDetail
@@ -165,13 +163,6 @@ class EhApplication : SceneApplication(), ImageLoaderFactory {
         }
     }
 
-    override fun onTrimMemory(level: Int) {
-        super.onTrimMemory(level)
-        if (level >= ComponentCallbacks2.TRIM_MEMORY_RUNNING_LOW) {
-            galleryDetailCache.evictAll()
-        }
-    }
-
     fun putGlobalStuff(o: Any): Int {
         val id = mIdGenerator.nextId()
         mGlobalStuffMap[id] = o
@@ -220,11 +211,11 @@ class EhApplication : SceneApplication(), ImageLoaderFactory {
         val nonCacheOkHttpClient by lazy {
             OkHttpClient.Builder().apply {
                 cookieJar(EhCookieStore)
-                dns(EhDns)
                 proxySelector(ehProxySelector)
                 addInterceptor(CloudflareInterceptor(application))
             }.build()
         }
+
         val noRedirectOkHttpClient by lazy {
             nonCacheOkHttpClient.newBuilder()
                 .followRedirects(false)
@@ -246,8 +237,6 @@ class EhApplication : SceneApplication(), ImageLoaderFactory {
             }
         }
 
-        val hosts by lazy { Hosts(application, "hosts.db") }
-
         val favouriteStatusRouter by lazy { FavouriteStatusRouter() }
 
         val ehDatabase by lazy { buildMainDB(application) }