message: Use RunConfig.master to set up the Session for running prediction in Estimator.predict()
diff: @@ -453,6 +453,7 @@ class Estimator(object):
  with training.MonitoredSession(
  session_creator=training.ChiefSessionCreator(
  checkpoint_filename_with_path=checkpoint_path,
  + master=self._config.master,
  scaffold=estimator_spec.scaffold,
  config=self._session_config),
  hooks=input_hooks + hooks) as mon_sess:
  