frozen-ancestor-cannot-change-descendants.html

<!--
@WAIT-FOR:done
-->
<!DOCTYPE html>
<html>
<style>
mark, li {
  display:block
}
li.active:after {
  content:"x";
}
</style>
<ul role="menubar">
  <li class="active">
    <mark>Blog</mark>
  </li>
</ul>
<p>Another sibling</p>
<script>
  requestAnimationFrame(() => {
    requestAnimationFrame(() => {
      document.querySelector('li').className = '';
      requestAnimationFrame(() => {
        requestAnimationFrame(() => {
          document.title = 'done';
        });
      });
    });
  });
</script>
</html>

chromium/content/test/data/accessibility/regression/frozen-ancestor-cannot-change-descendants.html