message: Set experimental_new_converter before the convert
diff: @@ -237,8 +237,8 @@ class BidirectionalSequenceLstmTest(test_util.TensorFlowTestCase):
  """
  converter = tf.lite.TFLiteConverter.from_session(sess, [input_tensor],
  [output_tensor])
  - tflite = converter.convert()
  converter.experimental_new_converter = use_mlir_converter
  + tflite = converter.convert()
  interpreter = tf.lite.Interpreter(model_content=tflite)
  