[mutter] background-actor: Remove custom get_paint_volume

[Jasper St. Pierre <jstpierre src gnome org>]

commit 899570d2131ac4978264b6b935d5a9e6b31ee17b
Author: Jasper St. Pierre <jstpierre mecheye net>
Date:   Tue Dec 3 14:32:21 2013 -0500

    background-actor: Remove custom get_paint_volume
    
    The paint volume should be based on what we paint, not what the content
    wants to be painted as. Thus, it should be the allocation.

 src/compositor/meta-background-actor.c |   21 ---------------------
 1 files changed, 0 insertions(+), 21 deletions(-)
---
diff --git a/src/compositor/meta-background-actor.c b/src/compositor/meta-background-actor.c
index 2074458..b5270c5 100644
--- a/src/compositor/meta-background-actor.c
+++ b/src/compositor/meta-background-actor.c
@@ -119,26 +119,6 @@ meta_background_actor_get_preferred_height (ClutterActor *actor,
     *natural_height_p = height;
 }
 
-static gboolean
-meta_background_actor_get_paint_volume (ClutterActor       *actor,
-                                        ClutterPaintVolume *volume)
-{
-  ClutterContent *content;
-  gfloat width, height;
-
-  content = clutter_actor_get_content (actor);
-
-  if (!content)
-    return FALSE;
-
-  clutter_content_get_preferred_size (content, &width, &height);
-
-  clutter_paint_volume_set_width (volume, width);
-  clutter_paint_volume_set_height (volume, height);
-
-  return TRUE;
-}
-
 static void
 meta_background_actor_class_init (MetaBackgroundActorClass *klass)
 {
@@ -151,7 +131,6 @@ meta_background_actor_class_init (MetaBackgroundActorClass *klass)
 
   actor_class->get_preferred_width = meta_background_actor_get_preferred_width;
   actor_class->get_preferred_height = meta_background_actor_get_preferred_height;
-  actor_class->get_paint_volume = meta_background_actor_get_paint_volume;
 }
 
 static void