https://bugzilla.redhat.com/show_bug.cgi?id=1264388
--- Comment #4 from Severin Gehwolf sgehwolf@redhat.com --- (In reply to Kalev Lember from comment #3)
Thanks for catching this!
Could you file it also upstream at https://bugzilla.gnome.org/enter_bug.cgi?product=gtk%2B to get a bit more attention to this, please?
Done: https://bugzilla.gnome.org/show_bug.cgi?id=755328