Bug 1029145 - [B2G][Notification]Notifications do not clear from the status bar when the related app is behind the lockscreen.
Merge pull request #21009 from mnjul/bug_1029145_notifications_not_clear_when_app_lockscreen

Bug 1029145 - [B2G][Notification]Notifications do not clear from the status bar when the related app is behind the lockscreen. r=timdream