Replace direct access to kGoogleServicesUsername with calls to SigninManager.

chrome/browser/ui/webui/options/sync_setup_handler_unittest.cc

 // Copyright (c) 2012 The Chromium Authors. All rights reserved.
 // Use of this source code is governed by a BSD-style license that can be
 // found in the LICENSE file.
 
 #include "chrome/browser/ui/webui/options/sync_setup_handler.h"
 
 #include <vector>
 
 #include "base/command_line.h"
 #include "base/json/json_writer.h"
@@ skipping 258 matching lines @@
 
     TestingProfile::Builder builder;
     builder.AddTestingFactory(SigninManagerFactory::GetInstance(),
                               FakeSigninManagerBase::Build);
     profile_ = builder.Build();
 
     // Sign in the user.
     mock_signin_ = static_cast<SigninManagerBase*>(
         SigninManagerFactory::GetForProfile(profile_.get()));
     std::string username = GetTestUser();
-    if (!username.empty()) {
+    if (!username.empty())
       mock_signin_->SetAuthenticatedUsername(username);
-      profile_->GetPrefs()->SetString(prefs::kGoogleServicesUsername,
-                                      username);
-    }
 
     mock_pss_ = static_cast<ProfileSyncServiceMock*>(
         ProfileSyncServiceFactory::GetInstance()->SetTestingFactoryAndUse(
             profile_.get(),
             ProfileSyncServiceMock::BuildMockProfileSyncService));
     EXPECT_CALL(*mock_pss_, GetAuthError()).WillRepeatedly(ReturnRef(error_));
     ON_CALL(*mock_pss_, GetPassphraseType()).WillByDefault(
         Return(syncer::IMPLICIT_PASSPHRASE));
     ON_CALL(*mock_pss_, GetPassphraseTime()).WillByDefault(
         Return(base::Time()));
@@ skipping 797 matching lines @@
       WillRepeatedly(Return(false));
   EXPECT_CALL(*mock_pss_, EnableEncryptEverything()).Times(0);
   EXPECT_CALL(*mock_pss_, OnUserChoseDatatypes(true, _));
   handler_->HandleConfigure(&list_args);
 
   // Ensure that we navigated to the "done" state since we don't need a
   // passphrase.
   ExpectDone();
 }