message: Change //tensorflow/contrib/learn:estimators_test from small to
  medium since it occasionally times out.
diff: @@ -126,7 +126,7 @@ py_test(
  py_test(
  name = "estimators_test",
  - size = "small",
  + size = "medium",
  srcs = ["python/learn/estimators/estimators_test.py"],
  python_version = "PY2",
  srcs_version = "PY2AND3",
  