message: Include 0 in the range exported from `ExtractMinMaxFromAttr`
diff: @@ -301,6 +301,11 @@ void ExtractMinMaxFromAttr(DenseFPElementsAttr values, int dim_size,
  mins[channel_index] = std::min(mins[channel_index], ele_value);
  maxs[channel_index] = std::max(maxs[channel_index], ele_value);
  }
  + // Expand range to include 0.
  + for (int i = 0; i < dim_size; ++i) {
  + maxs[i] = std::max(maxs[i], 0.0);
  + mins[i] = std::min(mins[i], 0.0);
  + }
  if (symmetric) {
  for (int i = 0; i < dim_size; ++i) {
  maxs[i] = std::max(std::abs(mins[i]), std::abs(maxs[i]));
  