chromium/third_party/blink/web_tests/external/wpt/common/dispatcher/remote-executor.html

<!DOCTYPE html>
<html>
<meta charset="utf-8">
<body>
</body>
<script src="./dispatcher.js"></script>
<script>
  const params = new URLSearchParams(window.location.search);
  const uuid = params.get('uuid');
  const executor = new Executor(uuid);  // `execute()` is called in constructor.
</script>
</html>