message: [TF:XLA] Delete unused variable in deadness_analysis.
diff: @@ -1071,7 +1071,6 @@ Status DeadnessAnalysisImpl::PopulateWithReversePostOrder(
  absl::Span<Node* const> rpo) {
  std::vector<string> unreachable_nodes;
  // Compute the loop structure of the graph.
  - std::vector<ControlFlowInfo> control_flow_info;
  TF_RETURN_IF_ERROR(
  BuildControlFlowInfo(&graph_, &control_flow_info_, &unreachable_nodes));
  