| layer at (0,0) size 800x600 | |
| RenderView at (0,0) size 800x600 | |
| layer at (0,0) size 800x600 | |
| RenderBlock {HTML} at (0,0) size 800x600 | |
| RenderBody {BODY} at (8,8) size 784x584 | |
| RenderText {#text} at (0,0) size 348x19 | |
| text run at (0,0) width 348: "This 404 error was intentionally generated by a test script." |