similar bugs upstream on https://bugzilla.gnome.org/show_bug.cgi?id=616146 and https://bugzilla.gnome.org/show_bug.cgi?id=612596
similar bugs upstream on https:/ /bugzilla. gnome.org/ show_bug. cgi?id= 616146 and https:/ /bugzilla. gnome.org/ show_bug. cgi?id= 612596