flap, overlay-split-view: Remove unreachable check in get_snap_points
I noticed that adw_overlay_split_view_get_snap_points
could return null, but the return value of get_snap_points
in the Swipable interface wasn't annotated as nullable.
I noticed that adw_overlay_split_view_get_snap_points
could return null, but the return value of get_snap_points
in the Swipable interface wasn't annotated as nullable.