message: Add the missing saver_pb2 import back to evaluation_test.py.
diff: @@ -29,6 +29,7 @@ from tensorflow.contrib.framework.python.ops import variables as variables_lib
  from tensorflow.contrib.metrics.python.ops import metric_ops
  from tensorflow.contrib.slim.python.slim import evaluation
  from tensorflow.contrib.training.python.training import evaluation as evaluation_lib
  +from tensorflow.core.protobuf import saver_pb2
  from tensorflow.python.debug.lib import debug_data
  from tensorflow.python.debug.wrappers import hooks
  from tensorflow.python.framework import constant_op
  