Componentize PrefSyncableService and support classes.

chrome/browser/supervised_user/legacy/supervised_user_registration_utility_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/supervised_user/legacy/supervised_user_registration_utility.h"
 
 #include "base/bind.h"
 #include "base/message_loop/message_loop.h"
 #include "base/prefs/scoped_user_pref_update.h"
 #include "base/run_loop.h"
 #include "base/strings/utf_string_conversions.h"
 #include "base/threading/sequenced_worker_pool.h"
 #include "chrome/browser/supervised_user/legacy/supervised_user_refresh_token_fetcher.h"
 #include "chrome/browser/supervised_user/legacy/supervised_user_shared_settings_service.h"
 #include "chrome/browser/supervised_user/legacy/supervised_user_shared_settings_service_factory.h"
 #include "chrome/browser/supervised_user/legacy/supervised_user_sync_service.h"
 #include "chrome/browser/supervised_user/legacy/supervised_user_sync_service_factory.h"
 #include "chrome/common/pref_names.h"
-#include "chrome/test/base/testing_pref_service_syncable.h"
 #include "chrome/test/base/testing_profile.h"
+#include "components/syncable_prefs/testing_pref_service_syncable.h"
 #include "content/public/browser/browser_thread.h"
 #include "content/public/test/test_utils.h"
 #include "google_apis/gaia/google_service_auth_error.h"
 #include "sync/api/attachments/attachment_id.h"
 #include "sync/api/sync_change.h"
 #include "sync/api/sync_error_factory_mock.h"
 #include "sync/internal_api/public/attachments/attachment_service_proxy_for_test.h"
 #include "sync/protocol/sync.pb.h"
 #include "testing/gtest/include/gtest/gtest.h"
 
@@ skipping 261 matching lines @@
       SupervisedUserRegistrationUtility::GenerateNewSupervisedUserId(),
       SupervisedUserRegistrationInfo(base::ASCIIToUTF16("Mike"), 17),
       GetRegistrationCallback());
   EXPECT_EQ(1u, prefs()->GetDictionary(prefs::kSupervisedUsers)->size());
   service()->StopSyncing(SUPERVISED_USERS);
   EXPECT_EQ(0u, prefs()->GetDictionary(prefs::kSupervisedUsers)->size());
   EXPECT_TRUE(received_callback());
   EXPECT_EQ(GoogleServiceAuthError::REQUEST_CANCELED, error().state());
   EXPECT_EQ(std::string(), token());
 }