message: Rollback of "Replace a few calls of Session `run` with `evaluate`" for
  distribute_coordinator_test to fix breakage.
diff: @@ -235,7 +235,7 @@ class DistributeCoordinatorTestBase(test.TestCase):
  result = math_ops.add_n(xs)
  variables.global_variables_initializer().run()
  - result_value = self.evaluate(result)
  + result_value = sess.run(result)
  self.assertEqual(result_value, expected)
  if result_value == expected:
  self._result_correct += 1
  @@ -294,7 +294,7 @@ class DistributeCoordinatorTestBase(test.TestCase):
  if len(uninit_vars) == 0:
  break
  - self.evaluate(train_op)
  + sess.run(train_op)
  # Synchronize workers after one step to make sure they all have finished
  # training.
  @@ -327,7 +327,7 @@ class DistributeCoordinatorTestBase(test.TestCase):
  # The monitored session will run init or ready ops.
  with monitored_session.MonitoredSession() as sess:
  - self.evaluate(train_op)
  + sess.run(train_op)
  # Synchronize workers after one step to make sure they all have finished
  # training.
  