EmptyCallback     111 dbus/test_service.cc                                     base::Bind(&EmptyCallback)));
EmptyCallback     182 dbus/test_service.cc                                       base::Bind(&EmptyCallback)));
EmptyCallback     114 webkit/browser/blob/local_file_stream_reader_unittest.cc         FROM_HERE, base::Bind(&EmptyCallback), base::Bind(&QuitLoop));