TF_ASSIGN_OR_RETURN(sequencer_, graph_out->AddNode(seq_def));
  }
  return absl::OkStatus();
}

void Encapsulator::Subgraph::ConnectSequencerToCallNode(Graph* graph_out) {
  if (sequencer_ != nullptr) {
    VLOG(2) << "ConnectSequencerToCallNode";
    graph_out->AddControlEdge(sequencer_, call_node_,
                              /* allow_duplicates= */ true);
  }
}