parent()->DeallocateStream(this);
    Destroy();
  }

  absl::Status Create() {
    tensorflow::TF_StatusPtr c_status(TF_NewStatus());
    stream_executor_->create_stream(device_, &stream_handle_, c_status.get());
    absl::Status s = tensorflow::StatusFromTF_Status(c_status.get());
    return s;
  }

  void Destroy() {
    if (stream_handle_ != nullptr) {

    TF_VALIDATE_NOT_NULL(SP_StreamExecutor, se, unified_memory_deallocate);
  }
  TF_VALIDATE_NOT_NULL(SP_StreamExecutor, se, device_memory_usage);
  TF_VALIDATE_NOT_NULL(SP_StreamExecutor, se, create_stream);
  TF_VALIDATE_NOT_NULL(SP_StreamExecutor, se, destroy_stream);
  TF_VALIDATE_NOT_NULL(SP_StreamExecutor, se, create_stream_dependency);
  TF_VALIDATE_NOT_NULL(SP_StreamExecutor, se, get_stream_status);