[components] Switch {RefCounted}ProfileKeyedService to use BrowserContext

chrome/browser/sync_file_system/sync_file_system_service_factory.cc

 // Copyright (c) 2013 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 "chrome/browser/sync_file_system/sync_file_system_service_factory.h"
 
 #include "base/command_line.h"
 #include "chrome/browser/google_apis/drive_notification_manager_factory.h"
 #include "chrome/browser/profiles/profile.h"
 #include "chrome/browser/profiles/profile_dependency_manager.h"
@@ skipping 27 matching lines @@
 
 SyncFileSystemServiceFactory::SyncFileSystemServiceFactory()
     : ProfileKeyedServiceFactory("SyncFileSystemService",
                                  ProfileDependencyManager::GetInstance()) {
   DependsOn(google_apis::DriveNotificationManagerFactory::GetInstance());
 }
 
 SyncFileSystemServiceFactory::~SyncFileSystemServiceFactory() {}
 
 ProfileKeyedService* SyncFileSystemServiceFactory::BuildServiceInstanceFor(
-    Profile* profile) const {
+    content::BrowserContext* context) const {
+  Profile* profile = static_cast<Profile*>(context);
+
   SyncFileSystemService* service = new SyncFileSystemService(profile);
 
   scoped_ptr<LocalFileSyncService> local_file_service(
       new LocalFileSyncService(profile));
 
   scoped_ptr<RemoteFileSyncService> remote_file_service;
   if (mock_remote_file_service_) {
     remote_file_service = mock_remote_file_service_.Pass();
   } else {
     // FileSystem needs to be registered before DriveFileSyncService runs
     // its initialization code.
     // TODO(kinuko): Clean up RegisterSyncableFileSystem in
     // local_file_sync_context.cc, which is still there for testing.
     RegisterSyncableFileSystem(DriveFileSyncService::kServiceName);
     remote_file_service.reset(new DriveFileSyncService(profile));
   }
 
   if (CommandLine::ForCurrentProcess()->HasSwitch(kDisableLastWriteWin)) {
     remote_file_service->SetConflictResolutionPolicy(
         CONFLICT_RESOLUTION_MANUAL);
   }
 
   service->Initialize(local_file_service.Pass(),
                       remote_file_service.Pass());
   return service;
 }
 
 }  // namespace sync_file_system