<!DOCTYPE html>
<html>
<body style="position: fixed;">
<div style="position: fixed; float: -webkit-positioned;"></div>
<script>
if (window.testRunner)
    testRunner.dumpAsText();

document.body.offsetTop;
document.body.parentNode.removeChild(document.body);
document.documentElement.offsetTop;
document.documentElement.innerHTML = "PASS";
</script>
</body>
</html>