[Sync] Fix namespaces for the browser_sync component.

chrome/browser/sync/sync_error_notifier_ash_unittest.cc

 // Copyright 2014 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_error_notifier_ash.h"
 
 #include <stddef.h>
 
 #include <memory>
 
@@ skipping 86 matching lines @@
 #endif
 
     AshTestBase::SetUp();
 
     profile_manager_.reset(
         new TestingProfileManager(TestingBrowserProcess::GetGlobal()));
     ASSERT_TRUE(profile_manager_->SetUp());
 
     profile_ = profile_manager_->CreateTestingProfile(kTestAccountId);
 
-    service_.reset(new ProfileSyncServiceMock(
+    service_.reset(new browser_sync::ProfileSyncServiceMock(
         CreateProfileSyncServiceParamsForTest(profile_)));
 
     FakeLoginUIService* login_ui_service = static_cast<FakeLoginUIService*>(
         LoginUIServiceFactory::GetInstance()->SetTestingFactoryAndUse(
             profile_, BuildMockLoginUIService));
     login_ui_service->SetLoginUI(&login_ui_);
 
     error_controller_.reset(new SyncErrorController(service_.get()));
     error_notifier_.reset(new SyncErrorNotifier(error_controller_.get(),
                                                 profile_));
@@ skipping 43 matching lines @@
       ASSERT_FALSE(notification);
     }
   }
 
 #if defined(OS_WIN)
   std::unique_ptr<display::Screen> test_screen_;
 #endif
   std::unique_ptr<TestingProfileManager> profile_manager_;
   std::unique_ptr<SyncErrorController> error_controller_;
   std::unique_ptr<SyncErrorNotifier> error_notifier_;
-  std::unique_ptr<ProfileSyncServiceMock> service_;
+  std::unique_ptr<browser_sync::ProfileSyncServiceMock> service_;
   TestingProfile* profile_;
   FakeLoginUI login_ui_;
   NotificationUIManager* notification_ui_manager_;
 
  private:
   DISALLOW_COPY_AND_ASSIGN(SyncErrorNotifierTest);
 };
 
 }  // namespace
 
@@ skipping 49 matching lines @@
     SCOPED_TRACE("Not expecting notification since sync setup is incomplete");
     VerifySyncErrorNotifierResult(
         GoogleServiceAuthError::INVALID_GAIA_CREDENTIALS,
         false /* not signed in */,
         false /* no error */);
   }
 }
 
 }  // namespace test
 }  // namespace ash