FBTF: Forward declare everything possible in testing_profile.h

chrome/browser/sync/profile_sync_service_startup_unittest.cc

 // Copyright (c) 2010 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 "testing/gtest/include/gtest/gtest.h"
 
 #include "base/message_loop.h"
 #include "base/scoped_ptr.h"
 #include "chrome/browser/chrome_thread.h"
 #include "chrome/browser/net/gaia/token_service.h"
+#include "chrome/browser/pref_service.h"
 #include "chrome/browser/sync/glue/data_type_manager.h"
 #include "chrome/browser/sync/glue/data_type_manager_mock.h"
 #include "chrome/browser/sync/profile_sync_factory_mock.h"
 #include "chrome/browser/sync/profile_sync_test_util.h"
 #include "chrome/browser/sync/test_profile_sync_service.h"
 #include "chrome/common/net/gaia/gaia_auth_consumer.h"
 #include "chrome/common/notification_type.h"
 #include "chrome/common/pref_names.h"
 #include "chrome/test/testing_profile.h"
 #include "testing/gmock/include/gmock/gmock.h"
@@ skipping 183 matching lines @@
   result.sid = "sid";
   result.lsid = "lsid";
   profile_.GetTokenService()->Initialize("test",
                                          &profile_);
   profile_.GetTokenService()->UpdateCredentials(result);
 
   // Will start sync even though setup hasn't been completed (since
   // setup is bypassed when bootstrapping is enabled).
   service_->Initialize();
 }