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wayland/subsurface: Check for parent actor before unparenting
No need to assume the actor still has a parent. This silences warnings in normal builds and prevents a crash in fully optimized ones. Part-of: <https://gitlab.gnome.org/GNOME/mutter/-/merge_requests/1958>
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@ -303,6 +303,7 @@ unparent_actor (MetaWaylandSurface *surface)
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return;
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parent_actor = clutter_actor_get_parent (actor);
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if (parent_actor)
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clutter_actor_remove_child (parent_actor, actor);
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}
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