| OLD | NEW |
| 1 layer at (0,0) size 800x600 | 1 layer at (0,0) size 800x600 |
| 2 RenderView at (0,0) size 800x600 | 2 RenderView at (0,0) size 800x600 |
| 3 layer at (0,0) size 800x600 | 3 layer at (0,0) size 800x600 |
| 4 RenderBlock {HTML} at (0,0) size 800x600 | 4 RenderBlock {HTML} at (0,0) size 800x600 |
| 5 RenderBody {BODY} at (8,8) size 784x584 | 5 RenderBody {BODY} at (8,8) size 784x584 |
| 6 RenderBlock {INPUT} at (2,4) size 13x12 | 6 RenderBlock {INPUT} at (2.91,4) size 12x12 |
| 7 RenderText {#text} at (17,0) size 219x18 | 7 RenderText {#text} at (17,0) size 219x18 |
| 8 text run at (17,0) width 219: "This checkbox should be checked." | 8 text run at (17,0) width 219: "This checkbox should be checked." |
| OLD | NEW |