message: [tf.data] Remove redundant else statement.
diff: @@ -128,8 +128,6 @@ class ZipDatasetOp : public DatasetOpKernel {
  if (*end_of_sequence) {
  out_tensors->clear();
  input_impls_.clear();
  - } else {
  - *end_of_sequence = false;
  }
  return Status::OK();
  }
  