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

chrome/browser/sync/profile_sync_service_factory.h

 // Copyright (c) 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 CHROME_BROWSER_SYNC_PROFILE_SYNC_SERVICE_FACTORY_H_
 #define CHROME_BROWSER_SYNC_PROFILE_SYNC_SERVICE_FACTORY_H_
 
-#include <memory>
-
 #include "base/macros.h"
 #include "components/keyed_service/content/browser_context_keyed_service_factory.h"
 
-class Profile;
-
 namespace base {
 template <typename T>
 struct DefaultSingletonTraits;
-}  // namespace base
+}
 
 namespace browser_sync {
 class ProfileSyncService;
 }  // namespace browser_sync
 
-namespace syncer {
+namespace sync_driver {
 class SyncClient;
 class SyncService;
-}  // namespace syncer
+}
+
+class Profile;
 
 class ProfileSyncServiceFactory : public BrowserContextKeyedServiceFactory {
  public:
-  typedef base::Callback<std::unique_ptr<syncer::SyncClient>(Profile*)>
+  typedef base::Callback<std::unique_ptr<sync_driver::SyncClient>(Profile*)>
       SyncClientFactory;
 
   static browser_sync::ProfileSyncService* GetForProfile(Profile* profile);
   static bool HasProfileSyncService(Profile* profile);
 
   // Convenience method that returns the ProfileSyncService as a
-  // syncer::SyncService.
-  static syncer::SyncService* GetSyncServiceForBrowserContext(
+  // sync_driver::SyncService.
+  static sync_driver::SyncService* GetSyncServiceForBrowserContext(
       content::BrowserContext* context);
 
   static ProfileSyncServiceFactory* GetInstance();
 
   // Overrides how the SyncClient is created for testing purposes.
   static void SetSyncClientFactoryForTest(SyncClientFactory* client_factory);
 
  private:
   friend struct base::DefaultSingletonTraits<ProfileSyncServiceFactory>;
 
   ProfileSyncServiceFactory();
   ~ProfileSyncServiceFactory() override;
 
   // BrowserContextKeyedServiceFactory:
   KeyedService* BuildServiceInstanceFor(
       content::BrowserContext* context) const override;
 
   // A factory function for overriding the way the SyncClient is created.
   // This is a raw pointer so it can be statically initialized.
   static SyncClientFactory* client_factory_;
 
   DISALLOW_COPY_AND_ASSIGN(ProfileSyncServiceFactory);
 };
 
 #endif  // CHROME_BROWSER_SYNC_PROFILE_SYNC_SERVICE_FACTORY_H_