message: Fixing 'nothing to do' test in depthwise backward filter kernel for GPU.
diff: @@ -1076,7 +1076,7 @@ class DepthwiseConv2dNativeBackpropFilterOp : public OpKernel {
  {1}, 0, filter_shape, &filter_backprop));
  // If there is nothing to compute, return.
  - if (filter_shape.num_elements() == 0) {
  + if (out_backprop.shape().num_elements() == 0) {
  return;
  }
  