<html>
<body>
<iframe id="ifrm" src="about:blank"></iframe>
<script>
    document.getElementById("ifrm").contentDocument.open();
    if (window.testRunner) {
        testRunner.waitUntilDone();
        testRunner.dumpAsText();
    }
    var newDoc = "SUCCESS<script>if (window.testRunner) testRunner.notifyDone();</scr" + "ipt>";
    setTimeout("window.location='data:text/html," + newDoc + "'", 500);
</script>
<div>FAILURE: should redirect.</div>
</body>
</html>