<html>
<body>
<script>
    if (window.testRunner)
        testRunner.dumpAsText();

    // following code should leak the function and window/document objects.
    function leaked(e) { var a = window; }
    document.removeEventListener("mousemove", leaked, true);
</script>
This page executes JavaScript that removes a non-existing event listener. It should not cause memory leaks.
</body>
</html>