Add skeleton code to wire Local- and Remote- file sync services

chrome/browser/sync_file_system/local_file_sync_service.cc

 // 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.
 
 #include "chrome/browser/sync_file_system/local_file_sync_service.h"
 
 #include "content/public/browser/browser_thread.h"
 #include "googleurl/src/gurl.h"
+#include "webkit/fileapi/file_system_url.h"
+#include "webkit/fileapi/syncable/file_change.h"
 #include "webkit/fileapi/syncable/local_file_sync_context.h"
 
 using content::BrowserThread;
 
 namespace sync_file_system {
 
 LocalFileSyncService::LocalFileSyncService()
     : sync_context_(new fileapi::LocalFileSyncContext(
             BrowserThread::GetMessageLoopProxyForThread(BrowserThread::UI),
             BrowserThread::GetMessageLoopProxyForThread(BrowserThread::IO))) {
   DCHECK(BrowserThread::CurrentlyOn(BrowserThread::UI));
 }
 
 LocalFileSyncService::~LocalFileSyncService() {
   DCHECK(BrowserThread::CurrentlyOn(BrowserThread::UI));
 }
 
 void LocalFileSyncService::Shutdown() {
   sync_context_->ShutdownOnUIThread();
 }
 
 void LocalFileSyncService::MaybeInitializeFileSystemContext(
     const GURL& app_url,
     fileapi::FileSystemContext* file_system_context,
     const StatusCallback& callback) {
   sync_context_->MaybeInitializeFileSystemContext(
       app_url, file_system_context, callback);
 }
 
+void LocalFileSyncService::ProcessChange(
+    LocalChangeProcessor* processor,
+    const SyncCompletionCallback& callback) {
+  // TODO(kinuko): implement.
+  NOTIMPLEMENTED();
+}
+
+void LocalFileSyncService::PrepareForProcessRemoteChange(
+    const fileapi::FileSystemURL& url,
+    const PrepareChangeCallback& callback) {
+  // TODO(kinuko): implement.
+  NOTIMPLEMENTED();
+}
+
+void LocalFileSyncService::ApplyRemoteChange(
+    const fileapi::FileChange& change,
+    const FilePath& local_path,
+    const fileapi::FileSystemURL& url,
+    const StatusCallback& callback) {
+  // TODO(kinuko): implement.
+  NOTIMPLEMENTED();
+}
+
 }  // namespace sync_file_system