message: compat: Update forward compatibility horizon to 2018-12-05
diff: @@ -32,7 +32,7 @@ from tensorflow.python.ops import variable_scope
  from tensorflow.python.util import tf_contextlib
  from tensorflow.python.util.tf_export import tf_export
  -_FORWARD_COMPATIBILITY_HORIZON = datetime.date(2018, 12, 4)
  +_FORWARD_COMPATIBILITY_HORIZON = datetime.date(2018, 12, 5)
  @tf_export("compat.forward_compatible")
  