Add RemoteChangeProcessor::ClearLocalChanges

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 "base/stl_util.h"
 #include "chrome/browser/sync_file_system/local_change_processor.h"
 #include "content/public/browser/browser_thread.h"
 #include "googleurl/src/gurl.h"
@@ skipping 164 matching lines @@
     const FileChange& change,
     const FilePath& local_path,
     const FileSystemURL& url,
     const SyncStatusCallback& callback) {
   DCHECK(ContainsKey(origin_to_contexts_, url.origin()));
   sync_context_->ApplyRemoteChange(
       origin_to_contexts_[url.origin()],
       change, local_path, url, callback);
 }
 
+void LocalFileSyncService::ClearLocalChanges(
+    const fileapi::FileSystemURL& url,
+    const base::Closure& completion_callback) {
+  DCHECK(ContainsKey(origin_to_contexts_, url.origin()));
+  sync_context_->ClearChangesForURL(origin_to_contexts_[url.origin()],
+                                    url, completion_callback);
+}
+
 void LocalFileSyncService::RecordFakeLocalChange(
     const fileapi::FileSystemURL& url,
     const fileapi::FileChange& change,
     const fileapi::SyncStatusCallback& callback) {
   DCHECK(ContainsKey(origin_to_contexts_, url.origin()));
   sync_context_->RecordFakeLocalChange(origin_to_contexts_[url.origin()],
                                        url, change, callback);
 }
 
 void LocalFileSyncService::OnChangesAvailableInOrigins(
@@ skipping 107 matching lines @@
       changes.front(),
       sync_file_info.local_file_path,
       sync_file_info.metadata,
       url,
       base::Bind(&LocalFileSyncService::ProcessNextChangeForURL,
                  AsWeakPtr(), processor, sync_file_info,
                  changes.front(), changes.PopAndGetNewList()));
 }
 
 }  // namespace sync_file_system