[mutter] window-actor: Fix build

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

commit 8e0bc053d4de755511e665948bfb32ec95136bb7
Author: Jasper St. Pierre <jstpierre mecheye net>
Date:   Sat Feb 1 10:39:40 2014 -0500

    window-actor: Fix build
    
    This was renamed to detach_x11_pixmap on the Wayland branch, and was
    blindly cherry-picked onto master.

 src/compositor/meta-window-actor.c |    2 +-
 1 files changed, 1 insertions(+), 1 deletions(-)
---
diff --git a/src/compositor/meta-window-actor.c b/src/compositor/meta-window-actor.c
index 39767a3..4e7c14d 100644
--- a/src/compositor/meta-window-actor.c
+++ b/src/compositor/meta-window-actor.c
@@ -1264,7 +1264,7 @@ meta_window_actor_set_unredirected (MetaWindowActor *self,
   else
     {
       XCompositeRedirectWindow (xdisplay, xwin, CompositeRedirectManual);
-      meta_window_actor_detach_x11_pixmap (self);
+      meta_window_actor_detach (self);
     }
 
   self->priv->unredirected = unredirected;