[Sync] Move //sync to //components/sync.

sync/engine/apply_control_data_updates.h

-// Copyright 2012 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 SYNC_ENGINE_APPLY_CONTROL_DATA_UPDATES_H_
-#define SYNC_ENGINE_APPLY_CONTROL_DATA_UPDATES_H_
-
-#include "sync/base/sync_export.h"
-
-namespace syncer {
-
-class Cryptographer;
-
-namespace syncable {
-class Directory;
-class MutableEntry;
-class WriteTransaction;
-}
-
-SYNC_EXPORT void ApplyControlDataUpdates(syncable::Directory* dir);
-void ApplyNigoriUpdate(syncable::WriteTransaction* trans,
-                       syncable::MutableEntry* const entry,
-                       Cryptographer* cryptographer);
-void ApplyControlUpdate(syncable::WriteTransaction* const trans,
-                        syncable::MutableEntry* const entry,
-                        Cryptographer* cryptographer);
-
-}  // namespace syncer
-
-#endif  // SYNC_ENGINE_APPLY_CONTROL_DATA_UPDATES_H_