c_status.get());
    absl::Status status = tensorflow::StatusFromTF_Status(c_status.get());
    CheckStatus(status);
    return status;
  }

  absl::Status RecordEvent(Event* event) override {
    return static_cast<CEvent*>(event)->Record(stream_handle_);
  }

  absl::Status WaitFor(Stream* other) override {
    tensorflow::TF_StatusPtr c_status(TF_NewStatus());