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chromium/third_party/blink/web_tests/http/tests/security/frameNavigation/resources/iframe-that-performs-different-scheme-same-etld-plus-one-top-navigation-without-user-gesture.html 

<html>
<body>
The navigation should fail. This text should be visible.
<script>
window.onload = function()
{
    try {
        top.location = "https://127.0.0.1:8443/security/frameNavigation/resources/navigation-changed-iframe.html";
        top.postMessage("FAIL", "*");
    } catch(e) {
        top.postMessage("PASS", "*");
    }
}
</script>
</body>
</html>