| main frame - didStartProvisionalLoadForFrame | |
| frame "f1" - willCloseFrame | |
| main frame - willCloseFrame | |
| main frame - didCommitLoadForFrame | |
| main frame - didClearWindowObjectForFrame | |
| main frame - didHandleOnloadEventsForFrame | |
| main frame - didFinishDocumentLoadForFrame | |
| main frame - didFinishLoadForFrame | |
| This is a test of load callbacks. It is only useful inside the regression test tool. |