message: Remove an obsolete TODO since allowed_device has been deprecated.
diff: @@ -137,7 +137,6 @@ Status ConvertVarHandlesToAotVarHandles(GraphDef* graph_def) {
  const auto& it = node.attr().find("allowed_devices");
  if (it != node.attr().end()) {
  if (!it->second.list().s().empty()) {
  - // TODO(b/149512838): Support non-empty allowed devices.
  return errors::InvalidArgument(
  "VarHandleOp with non-empty allowed devices is not supported.");
  }
  