message: Run generated .h files we check in through clang-format.
diff: @@ -99,6 +99,7 @@ else
  fi
  # Cleanup for copybara.
  +find "${OS}" -name '*.h' |xargs clang-format -i
  find "${OS}" -name 'BUILD' -o -name '*.bzl' |xargs buildifier
  find "${OS}" -name 'BUILD' -o -name '*.bzl' |xargs -I {} mv {} {}.oss
  