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

components/sync/driver/sync_service.cc

 // 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.
 
 #include "components/sync/driver/sync_service.h"
 
 #include "components/sync/core/sync_manager.h"
 
-namespace syncer {
+namespace sync_driver {
 
 SyncSetupInProgressHandle::SyncSetupInProgressHandle(base::Closure on_destroy)
     : on_destroy_(on_destroy) {}
 
 SyncSetupInProgressHandle::~SyncSetupInProgressHandle() {
   on_destroy_.Run();
 }
 
 SyncService::SyncTokenStatus::SyncTokenStatus()
-    : connection_status(CONNECTION_NOT_ATTEMPTED),
+    : connection_status(syncer::CONNECTION_NOT_ATTEMPTED),
       last_get_token_error(GoogleServiceAuthError::AuthErrorNone()) {}
 
-}  // namespace syncer
+}  // namespace sync_driver