| Tests trace events for layout. | |
| Recording started | |
| Tracing complete | |
| UpdateLayoutTree frames match: true | |
| UpdateLayoutTree elementCount > 0: true | |
| InvalidateLayout frames match: true | |
| Layout frames match: true | |
| dirtyObjects > 0: true | |
| totalObjects > 0: true | |
| has rootNode id: true | |
| has root quad: true | |
| SUCCESS: found all expected events. | |