[Sync] Move the last things out of core/.

components/sync/core_impl/test/sync_manager_for_profile_sync_test.h

-// Copyright 2013 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.
-
-#ifndef COMPONENTS_SYNC_CORE_IMPL_TEST_SYNC_MANAGER_FOR_PROFILE_SYNC_TEST_H_
-#define COMPONENTS_SYNC_CORE_IMPL_TEST_SYNC_MANAGER_FOR_PROFILE_SYNC_TEST_H_
-
-#include <string>
-
-#include "base/callback.h"
-#include "base/compiler_specific.h"
-#include "components/sync/core_impl/sync_manager_impl.h"
-
-namespace syncer {
-
-// This class is used to help implement the TestProfileSyncService.
-// Those tests try to test sync without instantiating a real backend.
-class SyncManagerForProfileSyncTest : public SyncManagerImpl {
- public:
-  SyncManagerForProfileSyncTest(std::string name, base::Closure init_callback);
-  ~SyncManagerForProfileSyncTest() override;
-  void NotifyInitializationSuccess() override;
-
- private:
-  base::Closure init_callback_;
-};
-
-}  // namespace syncer
-
-#endif  // COMPONENTS_SYNC_CORE_IMPL_TEST_SYNC_MANAGER_FOR_PROFILE_SYNC_TEST_H_