message: Fixed a bug introduced by cl/197941474.
diff: @@ -2185,8 +2185,8 @@ bool ConstantFolding::SimplifyPack(GraphDef* optimized_graph, NodeDef* node) {
  node->add_input(axis_node->name());
  if (node->input_size() > 2) {
  node->mutable_input()->SwapElements(1, node->input_size() - 1);
  - return true;
  }
  + return true;
  }
  return false;
  }
  