before-unload-in-subframe-child.html

<!DOCTYPE html>
<html>
<body onbeforeunload="top.fired(window); return null;">
Child loaded.
<script>

if (top.loaded)
    top.loaded();

</script>
</body>
</html>

chromium/third_party/blink/web_tests/fast/events/resources/before-unload-in-subframe-child.html