Fixed stack overflow issues in GDataUploader::UploadFailed().

BUG=chromium-os:30248
TEST=make sure that canceling downloads does not cause stack overflow (crash)

Review URL: https://chromiumcodereview.appspot.com/10262015

git-svn-id: svn://svn.chromium.org/chrome/trunk/src@134593 0039d316-1c4b-4281-b951-d872f2087c98

chrome/browser/chromeos/gdata/gdata_uploader.cc

@@ -368,8 +368,6 @@ void GDataUploader::UploadFailed(UploadFileInfo* upload_file_info) {
     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);
 }