| Description | |
| This test validates the unload event times are 0 when there is no previous document. | |
| PASS window.performance is defined | |
| PASS window.performance.navigation is defined | |
| PASS timing.navigation.type is TYPE_NAVIGATE | |
| PASS timing.unloadEventStart == 0 on navigation with no previous document | |
| PASS timing.unloadEventEnd == 0 navigation with no previous document | |