| <!DOCTYPE html> | |
| <p>PASS if no crash and no assertion failure.</p> | |
| <iframe id="dc"></iframe> | |
| <canvas id="ak"> | |
| <object id="bs"> | |
| <script> | |
| bs.animate([{"backgroundClip":"content-box"}, {"backgroundClip":"border-box"}], 2000); | |
| try {bs.appendChild(document.querySelector("e2").cloneNode(true));}catch(e){} | |
| dc.contentDocument.body.appendChild(ak); | |
| </script> | |
| </object> | |
| </canvas> |