| main frame - has 1 onunload handler(s) | |
| history.length = 1 | |
| ============== Back Forward List ============== | |
| curr-> (file test):fast/loader/frame-src-change-not-added-to-history.html **nav target** | |
| data:,hello (in frame "<!--framePath //<!--frame0-->-->") | |
| =============================================== |