Assign to keychainStore asap in initializer

Author: mdmathias

GoogleSignIn/Sources/GIDSignIn.m

@@ -541,6 +541,8 @@ - (instancetype)initWithKeychainStore:(GTMKeychainStore *)keychainStore
             authStateMigrationService:(GIDAuthStateMigration *)authStateMigrationService {
   self = [super init];
   if (self) {
+    _keychainStore = keychainStore;
+
     // Get the bundle of the current executable.
     NSBundle *bundle = NSBundle.mainBundle;
 
@@ -564,7 +566,6 @@ - (instancetype)initWithKeychainStore:(GTMKeychainStore *)keychainStore
     _appAuthConfiguration = [[OIDServiceConfiguration alloc]
                              initWithAuthorizationEndpoint:[NSURL URLWithString:authorizationEnpointURL]
                              tokenEndpoint:[NSURL URLWithString:tokenEndpointURL]];
-    _keychainStore = keychainStore;
     // Perform migration of auth state from old versions of the SDK if needed.
     [authStateMigrationService migrateIfNeededWithTokenURL:_appAuthConfiguration.tokenEndpoint
                                               callbackPath:kBrowserCallbackPath

Samples/Swift/DaysUntilBirthday/DaysUntilBirthday.xcodeproj/project.pbxproj

@@ -3,7 +3,7 @@
 	archiveVersion = 1;
 	classes = {
 	};
-	objectVersion = 52;
+	objectVersion = 54;
 	objects = {
 
 /* Begin PBXBuildFile section */
@@ -556,7 +556,7 @@
 				CODE_SIGN_IDENTITY = "Apple Development";
 				CODE_SIGN_STYLE = Automatic;
 				DEVELOPMENT_ASSET_PATHS = "\"iOS/Preview Content\"";
-				DEVELOPMENT_TEAM = "";
+				DEVELOPMENT_TEAM = 93P2X7NCZC;
 				ENABLE_PREVIEWS = YES;
 				INFOPLIST_FILE = iOS/Info.plist;
 				IPHONEOS_DEPLOYMENT_TARGET = 14.0;
@@ -580,7 +580,7 @@
 				CODE_SIGN_IDENTITY = "Apple Development";
 				CODE_SIGN_STYLE = Automatic;
 				DEVELOPMENT_ASSET_PATHS = "\"iOS/Preview Content\"";
-				DEVELOPMENT_TEAM = "";
+				DEVELOPMENT_TEAM = 93P2X7NCZC;
 				ENABLE_PREVIEWS = YES;
 				INFOPLIST_FILE = iOS/Info.plist;
 				IPHONEOS_DEPLOYMENT_TARGET = 14.0;

Samples/Swift/DaysUntilBirthday/Shared/DaysUntilBirthday.swift

@@ -26,6 +26,7 @@ struct DaysUntilBirthday: App {
       ContentView()
         .environmentObject(authViewModel)
         .onAppear {
+          
           GIDSignIn.sharedInstance.restorePreviousSignIn { user, error in
             if let user = user {
               self.authViewModel.state = .signedIn(user)