| <!DOCTYPE html> |
| <body></body> |
| <script src="../../resources/gc.js"></script> |
| <script type="text/javascript"> |
| |
| const targetCount = 200; |
| var resizeObserver = new ResizeObserver( entries => { |
| for (let entry of entries) |
| entry.target.myEntry = entry; |
| |
| resizeObserver.disconnect(); |
| document.querySelectorAll('div').forEach(target => target.remove()); |
| // Make sure targets be added to m_opaqueRoots. |
| gc(); |
| parent.postMessage('Notified', '*'); |
| }); |
| |
| var container = document.createElement('div'); |
| for (let i = 0; i < targetCount; ++i) { |
| var target = document.createElement('div'); |
| container.appendChild(target); |
| } |
| document.body.appendChild(container); |
| |
| document.querySelectorAll('div').forEach(target => resizeObserver.observe(target)); |
| |
| </script> |
| </html> |
