message: CLN: use size_t
diff: @@ -252,7 +252,7 @@ Status RestoreTensorsV2(OpKernelContext* context, const Tensor& prefix,
  // within a fixed memory budget.
  TensorShape restored_full_shape;
  std::vector<string> mismatched_errors;
  - for (auto i : sorted_name_idx) {
  + for (size_t i : sorted_name_idx) {
  DataType original_dtype;
  const string& tensor_name = tensor_names_flat(i);
  TF_RETURN_IF_ERROR(
  