Remove MutableProfileOAuth2TokenService on iOS.

components/signin/ios/browser/profile_oauth2_token_service_ios_unittest.mm

Index: components/signin/ios/browser/profile_oauth2_token_service_ios_unittest.mm
diff --git a/components/signin/ios/browser/profile_oauth2_token_service_ios_unittest.mm b/components/signin/ios/browser/profile_oauth2_token_service_ios_unittest.mm
index cd3bf220ff2950ad906d8a678777fc7f417ee69c..8668b29a57170147d70bad596dc5cc3c4a4e0c1c 100644
--- a/components/signin/ios/browser/profile_oauth2_token_service_ios_unittest.mm
+++ b/components/signin/ios/browser/profile_oauth2_token_service_ios_unittest.mm
@@ -32,7 +32,6 @@ class ProfileOAuth2TokenServiceIOSTest : public testing::Test,
                              net::HTTP_OK,
                              net::URLRequestStatus::SUCCESS);
     fake_provider_ = client_.GetIOSProviderAsFake();
-    fake_provider_->set_using_shared_authentication(true);
     oauth2_service_.Initialize(&client_);
     oauth2_service_.AddObserver(this);
   }
@@ -197,80 +196,3 @@ TEST_F(ProfileOAuth2TokenServiceIOSTest, StartRequestFailure) {
   EXPECT_EQ(0, access_token_success_);
   EXPECT_EQ(1, access_token_failure_);
 }
-
-TEST_F(ProfileOAuth2TokenServiceIOSTest, Migration) {
-  fake_provider_->set_using_shared_authentication(false);
-  oauth2_service_.LoadCredentials("account_id_1");
-  base::RunLoop().RunUntilIdle();
-
-  ResetObserverCounts();
-  oauth2_service_.UpdateCredentials("account_id_1", "pre_sso_refresh_token_1");
-  oauth2_service_.UpdateCredentials("account_id_2", "pre_sso_refresh_token_2");
-  EXPECT_EQ(2, token_available_count_);
-  EXPECT_EQ(0, tokens_loaded_count_);
-  EXPECT_EQ(0, token_revoked_count_);
-  EXPECT_EQ(2U, oauth2_service_.GetAccounts().size());
-  EXPECT_TRUE(oauth2_service_.RefreshTokenIsAvailable("account_id_1"));
-  EXPECT_TRUE(oauth2_service_.RefreshTokenIsAvailable("account_id_2"));
-  EXPECT_EQ("pre_sso_refresh_token_1",
-            oauth2_service_.GetRefreshTokenWhenNotUsingSharedAuthentication(
-                "account_id_1"));
-  EXPECT_EQ("pre_sso_refresh_token_2",
-            oauth2_service_.GetRefreshTokenWhenNotUsingSharedAuthentication(
-                "account_id_2"));
-
-  ResetObserverCounts();
-  oauth2_service_.StartUsingSharedAuthentication();
-  EXPECT_EQ(0, token_available_count_);
-  EXPECT_EQ(0, tokens_loaded_count_);
-  EXPECT_EQ(2, token_revoked_count_);
-  EXPECT_EQ(0U, oauth2_service_.GetAccounts().size());
-  EXPECT_FALSE(oauth2_service_.RefreshTokenIsAvailable("account_id_1"));
-  EXPECT_FALSE(oauth2_service_.RefreshTokenIsAvailable("account_id_2"));
-
-  ResetObserverCounts();
-  fake_provider_->AddAccount("account_id_1");
-  oauth2_service_.ReloadCredentials();
-  EXPECT_EQ(1, token_available_count_);
-  EXPECT_EQ(0, tokens_loaded_count_);
-  EXPECT_EQ(0, token_revoked_count_);
-  EXPECT_EQ(1U, oauth2_service_.GetAccounts().size());
-  EXPECT_TRUE(oauth2_service_.RefreshTokenIsAvailable("account_id_1"));
-  EXPECT_FALSE(oauth2_service_.RefreshTokenIsAvailable("account_id_2"));
-}
-
-TEST_F(ProfileOAuth2TokenServiceIOSTest, ForceInvalidGrantResponses) {
-  fake_provider_->set_using_shared_authentication(false);
-  oauth2_service_.LoadCredentials("account_id_1");
-  base::RunLoop().RunUntilIdle();
-  oauth2_service_.UpdateCredentials("account_id_1", "pre_sso_refresh_token_1");
-  EXPECT_TRUE(oauth2_service_.RefreshTokenIsAvailable("account_id_1"));
-
-  // First call revokes the existing token and then updates the credentials
-  // with a fake token.
-  ResetObserverCounts();
-  oauth2_service_.ForceInvalidGrantResponses();
-  EXPECT_EQ(1, token_available_count_);
-  EXPECT_EQ(0, tokens_loaded_count_);
-  EXPECT_EQ(1, token_revoked_count_);
-  EXPECT_TRUE(oauth2_service_.RefreshTokenIsAvailable("account_id_1"));
-
-  // Fetching access tokens fails with invalid grant responses.
-  OAuth2TokenService::ScopeSet scopes;
-  scopes.insert("scope");
-  scoped_ptr<OAuth2TokenService::Request> request(
-      oauth2_service_.StartRequest("account_id_1", scopes, this));
-  base::RunLoop().RunUntilIdle();
-  EXPECT_EQ(0, access_token_success_);
-  EXPECT_EQ(1, access_token_failure_);
-  EXPECT_EQ(GoogleServiceAuthError::INVALID_GAIA_CREDENTIALS,
-            last_access_token_error_.state());
-
-  // Second call to force invalid grant responses is ignored.
-  ResetObserverCounts();
-  oauth2_service_.ForceInvalidGrantResponses();
-  EXPECT_EQ(0, token_available_count_);
-  EXPECT_EQ(0, tokens_loaded_count_);
-  EXPECT_EQ(0, token_revoked_count_);
-  EXPECT_TRUE(oauth2_service_.RefreshTokenIsAvailable("account_id_1"));
-}