detach-and-location-change-in-onload.html

<body>
<iframe src="data:text/html,"></iframe>
<script>
if (window.testRunner)
    testRunner.dumpAsText();

window.onload = function() {
    var f = window.frames[0];
    document.body.innerHTML = 'PASS';
    f.location = "about:blank";
}
</script>
</body>

chromium/third_party/blink/web_tests/http/tests/misc/detach-and-location-change-in-onload.html