[mutter/wayland] window-actor: Simplify the unredirected check in cull_out

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

commit 60d9bee3bfafea5ae6e43c1823378e30c86630f3
Author: Jasper St. Pierre <jstpierre mecheye net>
Date:   Fri Dec 6 17:42:43 2013 -0500

    window-actor: Simplify the unredirected check in cull_out
    
    https://bugzilla.gnome.org/show_bug.cgi?id=720631

 src/compositor/meta-window-actor.c |   12 ++++--------
 1 files changed, 4 insertions(+), 8 deletions(-)
---
diff --git a/src/compositor/meta-window-actor.c b/src/compositor/meta-window-actor.c
index afc4bdb..10275c3 100644
--- a/src/compositor/meta-window-actor.c
+++ b/src/compositor/meta-window-actor.c
@@ -1808,15 +1808,11 @@ meta_window_actor_cull_out (MetaCullable   *cullable,
                             cairo_region_t *clip_region)
 {
   MetaWindowActor *self = META_WINDOW_ACTOR (cullable);
+  MetaWindowActorPrivate *priv = self->priv;
 
-  if (!meta_is_wayland_compositor ())
-    {
-      MetaCompScreen *info = meta_screen_get_compositor_data (self->priv->screen);
-
-      /* Don't do any culling for the unredirected window */
-      if (self == info->unredirected_window)
-        return;
-    }
+  /* Don't do any culling for the unredirected window */
+  if (priv->unredirected)
+    return;
 
   meta_window_actor_set_unobscured_region (self, unobscured_region);
   meta_cullable_cull_out_children (cullable, unobscured_region, clip_region);