message: Remove usage of internal convert_n_to_tensor
diff: @@ -191,7 +191,10 @@ class MeanTest(keras_parameterized.TestCase):
  self.assertEqual(self.evaluate(m.count), 1)
  # check update_state() and result() + state accumulation + tensor input
  - update_op = m.update_state(ops.convert_n_to_tensor([1, 5]))
  + update_op = m.update_state([
  + ops.convert_to_tensor_v2_with_dispatch(1),
  + ops.convert_to_tensor_v2_with_dispatch(5)
  + ])
  self.evaluate(update_op)
  self.assertAlmostEqual(self.evaluate(m.result()), 106 / 3, 2)
  self.assertEqual(self.evaluate(m.total), 106) # 100 + 1 + 5
  @@ -1414,7 +1417,10 @@ class MeanTensorTest(test.TestCase, parameterized.TestCase):
  self.assertAllClose(self.evaluate(m.count), [1, 1])
  # check update_state() and result() + state accumulation + tensor input
  - update_op = m.update_state(ops.convert_n_to_tensor([1, 5]))
  + update_op = m.update_state([
  + ops.convert_to_tensor_v2_with_dispatch(1),
  + ops.convert_to_tensor_v2_with_dispatch(5)
  + ])
  self.evaluate(update_op)
  self.assertAllClose(self.evaluate(m.result()), [50.5, 22.5])
  self.assertAllClose(self.evaluate(m.total), [101, 45])
  