[mutter] clutter/actor: Deduplicate child destruction loop

[Marge Bot <marge-bot src gnome org>]

commit 4a70a73e42ca9e87242b853b9a43e7219b914bf3
Author: Daniel van Vugt <daniel van vugt canonical com>
Date:   Wed Nov 3 16:24:06 2021 +0800

    clutter/actor: Deduplicate child destruction loop
    
    It's identical in clutter_actor_real_destroy and
    clutter_actor_destroy_all_children, other than the latter having
    some extra error checking.
    
    Part-of: <https://gitlab.gnome.org/GNOME/mutter/-/merge_requests/2074>

 clutter/clutter/clutter-actor.c | 10 +---------
 1 file changed, 1 insertion(+), 9 deletions(-)
---
diff --git a/clutter/clutter/clutter-actor.c b/clutter/clutter/clutter-actor.c
index 722b5cbdac..00f51b04fd 100644
--- a/clutter/clutter/clutter-actor.c
+++ b/clutter/clutter/clutter-actor.c
@@ -5904,15 +5904,7 @@ clutter_actor_real_calculate_resource_scale (ClutterActor *self,
 static void
 clutter_actor_real_destroy (ClutterActor *actor)
 {
-  ClutterActorIter iter;
-
-  g_object_freeze_notify (G_OBJECT (actor));
-
-  clutter_actor_iter_init (&iter, actor);
-  while (clutter_actor_iter_next (&iter, NULL))
-    clutter_actor_iter_destroy (&iter);
-
-  g_object_thaw_notify (G_OBJECT (actor));
+  clutter_actor_destroy_all_children (actor);
 }
 
 static GObject *