message: When a device list API such as TF_DeviceListName() succeeds, set the output status to OK.
diff: @@ -927,6 +927,7 @@ int TF_DeviceListCount(const TF_DeviceList* list) {
  status->status = InvalidArgument("index out of bounds"); \
  return err_val; \
  } \
  + status->status = Status::OK(); \
  return list->response[index].accessor; \
  }
  