subframe.html | Explore in Territory

<!DOCTYPE html>
<meta charset="utf-8">
<script>
window.addEventListener('load', () => {
  window.parent.postMessage('load');
});

document.addEventListener('freeze', () => {
  window.parent.postMessage('freeze');
});

document.addEventListener('resume', () => {
  window.parent.postMessage('resume');
});

</script>

chromium/third_party/blink/web_tests/external/wpt/lifecycle/resources/subframe.html