<!--
@BLINK-DENY:description
@WAIT-FOR:done
-->
<!DOCTYPE html>
<html>
<body>
<input id="test" aria-labelledby="t1">
<div id="t1" hidden>foo</div>
</body>
</html>
<script>
document.addEventListener('DOMContentLoaded', () => {
setTimeout(() => {
document.querySelector("input").hidden = true;
document.title='done';
}, 50);
});
</script>