chromium/third_party/blink/web_tests/external/wpt/resource-timing/resources/iframe-navigate.html

<!DOCTYPE html>
<html>
<head>
<meta charset="utf-8" />
<title>Resource Timing iframe navigate</title>
</head>
<body>
<script src="/common/get-host-info.sub.js"></script>
<script src="nested-contexts.js"></script>
<script>
  setup_navigate_test();
</script>
<iframe id="target"></iframe>
<script>
  target.src = pre_navigate_url;
</script>
</body>
</html>