Add RemoteChangeProcessor::ClearLocalChanges

chrome/browser/sync_file_system/local_file_sync_service.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_FILE_SYSTEM_LOCAL_FILE_SYNC_SERVICE_H_
 #define CHROME_BROWSER_SYNC_FILE_SYSTEM_LOCAL_FILE_SYNC_SERVICE_H_
 
 #include <map>
 #include <string>
 
@@ skipping 90 matching lines @@
 
   // RemoteChangeProcessor overrides.
   virtual void PrepareForProcessRemoteChange(
       const fileapi::FileSystemURL& url,
       const PrepareChangeCallback& callback) OVERRIDE;
   virtual void ApplyRemoteChange(
       const fileapi::FileChange& change,
       const FilePath& local_path,
       const fileapi::FileSystemURL& url,
       const fileapi::SyncStatusCallback& callback) OVERRIDE;
+  virtual void ClearLocalChanges(
+      const fileapi::FileSystemURL& url,
+      const base::Closure& completion_callback) OVERRIDE;
   virtual void RecordFakeLocalChange(
       const fileapi::FileSystemURL& url,
       const fileapi::FileChange& change,
       const fileapi::SyncStatusCallback& callback) OVERRIDE;
 
   // LocalOriginChangeObserver override.
   virtual void OnChangesAvailableInOrigins(
       const std::set<GURL>& origins) OVERRIDE;
 
  private:
@@ skipping 56 matching lines @@
   fileapi::SyncFileCallback local_sync_callback_;
 
   ObserverList<Observer> change_observers_;
 
   DISALLOW_COPY_AND_ASSIGN(LocalFileSyncService);
 };
 
 }  // namespace sync_file_system
 
 #endif  // CHROME_BROWSER_SYNC_FILE_SYSTEM_LOCAL_FILE_SYNC_SERVICE_H_