Created uber tray UI for monitoring ongoing WebDrive sync operations

chrome/browser/chromeos/gdata/gdata_uploader.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/chromeos/gdata/gdata_uploader.h"
 
 #include <algorithm>
 
 #include "base/bind.h"
 #include "base/callback.h"
@@ skipping 350 matching lines @@
   DeleteUpload(upload_file_info);
 }
 
 void GDataUploader::UploadFailed(UploadFileInfo* upload_file_info) {
   DCHECK(BrowserThread::CurrentlyOn(BrowserThread::UI));
   LOG(ERROR) << "Upload failed " << upload_file_info->DebugString();
   if (!upload_file_info->completion_callback.is_null()) {
     upload_file_info->completion_callback.Run(base::PLATFORM_FILE_ERROR_ABORT,
                                               upload_file_info);
   }
-  file_system_->GetOperationRegistry()->CancelForFilePath(
-      upload_file_info->gdata_path);
   DeleteUpload(upload_file_info);
 }
 
 void GDataUploader::DeleteUpload(UploadFileInfo* upload_file_info) {
   DCHECK(BrowserThread::CurrentlyOn(BrowserThread::UI));
 
   DVLOG(1) << "Deleting upload " << upload_file_info->gdata_path.value();
   pending_uploads_.erase(upload_file_info->upload_id);
 
   // The file stream is closed by the destructor asynchronously.
   delete upload_file_info->file_stream;
   delete upload_file_info;
 }
 
 }  // namespace gdata