
Following what GTK 3 does in https://gitlab.gnome.org/GNOME/gtk/-/blob/gtk-3-24/gtk/a11y/gtkaccessibilityutil.c. It only overrides AtkUtil's vfuncs In the future, we would very likely switch away from using Atk and follow the path of GTK 4, but it is still to be decided whether we want to communicate with the accessibility bus manually or use something like accesskit Part-of: <https://gitlab.gnome.org/GNOME/mutter/-/merge_requests/4077>