message: Don't tromp on default visibility.
diff: @@ -6,6 +6,7 @@ package(
  "//engedu/ml/tf_from_scratch:__pkg__",
  "//tensorflow:internal",
  "//tensorflow_models:__subpackages__",
  + "//tensorflow/contrib/lite/toco/python:__pkg__",
  ],
  )
  @@ -134,10 +135,6 @@ py_library(
  "@absl_py//absl/flags",
  "@six_archive//:six",
  ],
  - visibility = [
  - # TODO(b/34059704): remove when fixed
  - "//tensorflow/contrib/lite/toco/python:__pkg__",
  - ]
  )
  py_library(
  