[Sync] Move //components/sync to the syncer namespace, take 2.

ios/chrome/browser/sync/fake_sync_service_factory.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 "ios/chrome/browser/sync/fake_sync_service_factory.h"
 
 #include "base/logging.h"
 #include "base/memory/ptr_util.h"
 #include "base/memory/singleton.h"
 #include "components/keyed_service/core/keyed_service.h"
 #include "components/keyed_service/ios/browser_state_dependency_manager.h"
 #include "components/sync/driver/fake_sync_service.h"
 #include "ios/chrome/browser/browser_state/chrome_browser_state.h"
 
 namespace {
 
 class KeyedFakeSyncService : public KeyedService {
  public:
   KeyedFakeSyncService() {}
 
-  sync_driver::FakeSyncService* fake_sync_service() {
-    return &fake_sync_service_;
-  }
+  syncer::FakeSyncService* fake_sync_service() { return &fake_sync_service_; }
 
  private:
-  sync_driver::FakeSyncService fake_sync_service_;
+  syncer::FakeSyncService fake_sync_service_;
 };
 
 }  // namespace
 
 namespace ios {
 
 // static
 FakeSyncServiceFactory* FakeSyncServiceFactory::GetInstance() {
   return base::Singleton<FakeSyncServiceFactory>::get();
 }
 
 // static
-sync_driver::FakeSyncService* FakeSyncServiceFactory::GetForBrowserState(
+syncer::FakeSyncService* FakeSyncServiceFactory::GetForBrowserState(
     ios::ChromeBrowserState* browser_state) {
   return static_cast<KeyedFakeSyncService*>(
              FakeSyncServiceFactory::GetInstance()->GetServiceForBrowserState(
                  browser_state, true))
       ->fake_sync_service();
 }
 
 // static
-sync_driver::FakeSyncService*
-FakeSyncServiceFactory::GetForBrowserStateIfExists(
+syncer::FakeSyncService* FakeSyncServiceFactory::GetForBrowserStateIfExists(
     ios::ChromeBrowserState* browser_state) {
   return static_cast<KeyedFakeSyncService*>(
              FakeSyncServiceFactory::GetInstance()->GetServiceForBrowserState(
                  browser_state, false))
       ->fake_sync_service();
 }
 
 FakeSyncServiceFactory::FakeSyncServiceFactory()
     : BrowserStateKeyedServiceFactory(
           "FakeSyncService",
           BrowserStateDependencyManager::GetInstance()) {}
 
 FakeSyncServiceFactory::~FakeSyncServiceFactory() {}
 
 std::unique_ptr<KeyedService> FakeSyncServiceFactory::BuildServiceInstanceFor(
     web::BrowserState* context) const {
   return base::WrapUnique(new KeyedFakeSyncService);
 }
 
 }  // namespace ios