Filtering for stats reporting on provisionalUrl
Filtering for stats reporting on provisionalUrl

Sometimes the location isn't set which causes intermittent problems in reporting. It was found by intermittent real failures in tests.

Auditors: da39a3ee5e6b4b0d3255bfef95601890afd80709@diracdeltas

dcposch/browser-laptop,darkdh/browser-laptop,willy-b/browser-laptop,darkdh/browser-laptop,Sh1d0w/browser-laptop,MKuenzi/browser-laptop,MKuenzi/browser-laptop,dcposch/browser-laptop,pmkary/braver,luixxiul/browser-laptop,luixxiul/browser-laptop,darkdh/browser-laptop,dcposch/browser-laptop,timborden/browser-laptop,pmkary/braver,jonathansampson/browser-laptop,luixxiul/browser-laptop,diasdavid/browser-laptop,Sh1d0w/browser-laptop,pmkary/braver,Sh1d0w/browser-laptop,willy-b/browser-laptop,jonathansampson/browser-laptop,willy-b/browser-laptop,luixxiul/browser-laptop,jonathansampson/browser-laptop,timborden/browser-laptop,jonathansampson/browser-laptop,MKuenzi/browser-laptop,diasdavid/browser-laptop,Sh1d0w/browser-laptop,willy-b/browser-laptop,diasdavid/browser-laptop,dcposch/browser-laptop,timborden/browser-laptop,diasdavid/browser-laptop,darkdh/browser-laptop,timborden/browser-laptop,pmkary/braver,MKuenzi/browser-laptop