sync: remove GetAuthenticatedUsername from ProfileSyncService/SyncBackendHost.

chrome/browser/sync/sync_setup_wizard_unittest.cc

 // Copyright (c) 2011 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/sync/sync_setup_wizard.h"
 
 #include "base/json/json_writer.h"
 #include "base/memory/scoped_ptr.h"
 #include "base/stl_util.h"
 #include "base/utf_string_conversions.h"
 #include "chrome/browser/prefs/pref_service.h"
+#include "chrome/browser/prefs/pref_service_mock_builder.h"
+#include "chrome/browser/prefs/testing_pref_store.h"
 #include "chrome/browser/sync/profile_sync_components_factory_mock.h"
 #include "chrome/browser/sync/profile_sync_service.h"
 #include "chrome/browser/sync/signin_manager.h"
 #include "chrome/browser/sync/sync_setup_flow.h"
 #include "chrome/browser/ui/browser.h"
 #include "chrome/browser/ui/browser_list.h"
 #include "chrome/browser/ui/webui/options/options_sync_setup_handler.h"
 #include "chrome/common/net/gaia/google_service_auth_error.h"
 #include "chrome/common/pref_names.h"
 #include "chrome/test/base/browser_with_test_window_test.h"
@@ skipping 173 matching lines @@
   SyncSetupWizardTest()
       : wizard_(NULL),
         service_(NULL),
         flow_(NULL) {}
   virtual ~SyncSetupWizardTest() {}
   virtual void SetUp() {
     set_profile(new TestingProfileWithSyncService());
     profile()->CreateBookmarkModel(false);
     // Wait for the bookmarks model to load.
     profile()->BlockUntilBookmarkModelLoaded();
+    PrefService* prefs = profile()->GetPrefs();
+    prefs->SetString(prefs::kGoogleServicesUsername, kTestUser);
+
     set_browser(new Browser(Browser::TYPE_TABBED, profile()));
     browser()->set_window(window());
     BrowserList::SetLastActive(browser());
     service_ = static_cast<ProfileSyncServiceForWizardTest*>(
         profile()->GetProfileSyncService());
     wizard_ = service_->GetWizard();
   }
 
   virtual void TearDown() {
     wizard_ = NULL;
@@ skipping 394 matching lines @@
 
   service_->set_last_auth_error(
       AuthError(GoogleServiceAuthError::SERVICE_UNAVAILABLE));
   wizard_->Step(SyncSetupWizard::NONFATAL_ERROR);
   AttachSyncSetupHandler();
   EXPECT_EQ(SyncSetupWizard::GAIA_LOGIN, flow_->current_state_);
   EXPECT_EQ(SyncSetupWizard::DONE, flow_->end_state_);
   CloseSetupUI();
   EXPECT_FALSE(wizard_->IsVisible());
 }