message: Uses ImportGraphDef instead of ConvertGraphDefToGraph in tflite.
  This has the right semantics for backwards compatibility.
diff: @@ -1709,11 +1709,11 @@ bool InlineAllFunctions(GraphDef* graphdef) {
  flr = pflr.GetFLR("/job:localhost/replica:0/task:0/cpu:0");
  tensorflow::Graph graph(fld);
  - tensorflow::GraphConstructorOptions gc_opts;
  - const auto& tf_convert_status =
  - tensorflow::ConvertGraphDefToGraph(gc_opts, graphdef_copy, &graph);
  + tensorflow::ImportGraphDefOptions gc_opts;
  + const auto& tf_convert_status = tensorflow::ImportGraphDef(
  + gc_opts, graphdef_copy, &graph, nullptr, nullptr);
  if (!tf_convert_status.ok()) {
  - LOG(ERROR) << "tensorflow::ConvertGraphDefToGraph failed with status: "
  + LOG(ERROR) << "tensorflow::ImportGraphDef failed with status: "
  << tf_convert_status.ToString();
  return false;
  }
  