chromium/third_party/blink/web_tests/external/wpt/client-hints/sandbox/iframe-popups-escape-sandbox.https.html

<!DOCTYPE html>
<html>

<body>
<script src="/resources/testharness.js"></script>
<script src="/resources/testharnessreport.js"></script>
<script src="/client-hints/resources/export.js"></script>
<script src="resources/util.js"></script>

<script>

sandbox_iframe_test("allow-scripts allow-popups allow-popups-to-escape-sandbox",
                    "resources/embedded-popup-expect-hints.html",
                    "popup from sandboxed iframe with allow-popups-to-escape-sandbox flag does send client hint headers");

</script>

</body>
</html>