Future<FileSystem> webkitRequestFileSystem(int type, int size)

Source

Future<FileSystem> webkitRequestFileSystem(int type, int size) {
  var completer = new Completer<FileSystem>();
  _webkitRequestFileSystem(type, size,
      (value) { completer.complete(value); },
      (error) { completer.completeError(error); });
  return completer.future;
}