While the eject() code falls back to unmount() for mounts that don't support ejecting, it's not possible to actually do so because we hide the eject button. Fix this by treating all mounts as removable that can either be ejected or unmounted. https://gitlab.gnome.org/GNOME/gnome-shell-extensions/-/issues/161 Part-of: <https://gitlab.gnome.org/GNOME/gnome-shell-extensions/-/merge_requests/152>