message: Make the declaration order of member variables match the initialization order
diff: @@ -361,11 +361,11 @@ class PaddedBatchDatasetOp::Dataset : public DatasetBase {
  const int64 batch_size_;
  const bool drop_remainder_;
  - const int op_version_;
  const bool parallel_copy_;
  const std::vector<PartialTensorShape> padded_shapes_;
  const std::vector<Tensor> padding_values_;
  const DatasetBase* const input_;
  + const int op_version_;
  std::vector<PartialTensorShape> output_shapes_;
  };
  