Revert of [Sync] Move //components/sync to the syncer namespace. (patchset #5 id:40001 of https://co

components/sync/driver/sync_service_utils.h

 // Copyright 2015 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_DRIVER_SYNC_SERVICE_UTILS_H_
 #define COMPONENTS_SYNC_DRIVER_SYNC_SERVICE_UTILS_H_
 
 class PrefService;
 
-namespace syncer {
+namespace sync_driver {
 
 class SyncService;
 
 // Returns whether sync is enabled and tab sync is configured for syncing
 // without encryption.
 bool IsTabSyncEnabledAndUnencrypted(SyncService* sync_service,
                                     PrefService* pref_service);
 
-}  // namespace syncer
+}  // namespace sync_driver
 
 #endif  // COMPONENTS_SYNC_DRIVER_SYNC_SERVICE_UTILS_H_