chromium/third_party/blink/web_tests/fast/xmlhttprequest/xmlhttprequest-detached-mixedcontent-no-crash.html

<!DOCTYPE HTML>
<body>
<head>
<script src="../../resources/js-test.js"></script>
</head>
<script>
description("Performing mixed content checks in a detached setting shouldn't crash.");

window.jsTestIsAsync = true;

var w;
var xhr;
function processMessage(event) {
    if (event.data == "opened") {
        xhr = new w.XMLHttpRequest();
        xhr.open('GET', 'http://user:[email protected]:8000/doesNotExist', false);
        w.close();
    } else if (event.data == "closed") {
        shouldThrow("xhr.send()");
        finishJSTest();
    }
}

if (window.testRunner) {
    testRunner.dumpAsText();
    testRunner.setPopupBlockingEnabled(false);
}
w = window.open('../../resources/window-postmessage-open-close.html');
window.addEventListener("message", processMessage, false);
</script>
</body>