message: Increase tolerance for depthwise convolution gradient tests.
diff: @@ -356,7 +356,7 @@ class DepthwiseConv2DTest(test.TestCase):
  with self.test_session(graph=graph, use_gpu=use_gpu) as sess:
  tolerance = {
  dtypes.float16: 4e-0,
  - dtypes.float32: 5e-4,
  + dtypes.float32: 8e-4,
  dtypes.float64: 1e-12,
  }[data_type]
  