[CRASH FIX] deleting type when not exists
[gnome.gobject-introspection] / gir / GObject-2.0.xpath
1 /namespace/class[@name='Object']/field[@name='g_type_instance']
2 /namespace/class[@name='Object']/field[@name='ref_count']
3 /namespace/class[@name='Object']/field[@name='qdata']