Ok, I tracked it down to http://git.gnome.org/browse/gtk+/commit/?id=5d579811843f81db9866ac81afc5297f776cfb3b and discussed it with upstream gtk, it's indeed a gtk bug
Ok, I tracked it down to http:// git.gnome. org/browse/ gtk+/commit/ ?id=5d579811843 f81db9866ac81af c5297f776cfb3b and discussed it with upstream gtk, it's indeed a gtk bug