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

components/ntp_snippets/sessions/tab_delegate_sync_adapter.cc

 // Copyright 2016 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/ntp_snippets/sessions/tab_delegate_sync_adapter.h"
 
 #include "components/sync/driver/sync_service.h"
 #include "components/sync_sessions/open_tabs_ui_delegate.h"
 
-using syncer::SyncService;
+using sync_driver::SyncService;
 using sync_sessions::OpenTabsUIDelegate;
 
 namespace ntp_snippets {
 
 TabDelegateSyncAdapter::TabDelegateSyncAdapter(SyncService* sync_service)
     : sync_service_(sync_service) {
   sync_service_->AddObserver(this);
 }
 
 TabDelegateSyncAdapter::~TabDelegateSyncAdapter() {
@@ skipping 34 matching lines @@
 void TabDelegateSyncAdapter::OnForeignSessionUpdated() {
   InvokeCallback();
 }
 
 void TabDelegateSyncAdapter::InvokeCallback() {
   if (!change_callback_.is_null())
     change_callback_.Run();
 }
 
 }  // namespace ntp_snippets