<body>
<div>
PASS if no crash.
</div>
<video>
<script>
if (window.testRunner)
testRunner.dumpAsText();
document.execCommand("selectAll");
document.execCommand("Copy");
document.designMode = 'on';
document.execCommand("paste");
</script>
</body>
<body>
<div>
PASS if no crash.
</div>
<video>
<script>
if (window.testRunner)
testRunner.dumpAsText();
document.execCommand("selectAll");
document.execCommand("Copy");
document.designMode = 'on';
document.execCommand("paste");
</script>
</body>