'noPatch'),
      };
    </script>
    <script src="../node_modules/@webcomponents/shadydom/shadydom.min.js"></script>

    <script src="../node_modules/wct-browser-legacy/browser.js"></script>
  </head>
  <body>
    <script>
      'use strict';

      suite('observeChildren', function () {
        function makeShadowRootWithSlot(element) {
          ShadyDOM.wrapIfNeeded(element).attachShadow({mode: 'open'});
          ShadyDOM.wrapIfNeeded(
            ShadyDOM.wrapIfNeeded(element).shadowRoot
          )