stop_Pre method
- ServiceCall call,
 - Future<
StopRequest> request 
Implementation
$async.Future<$19.StopResponse> stop_Pre($grpc.ServiceCall call, $async.Future<$19.StopRequest> request) async {
  return stop(call, await request);
}
$async.Future<$19.StopResponse> stop_Pre($grpc.ServiceCall call, $async.Future<$19.StopRequest> request) async {
  return stop(call, await request);
}