From a1165093019482e925b03aa4f76b61f9072ed45b Mon Sep 17 00:00:00 2001
From: Adel Gadllah <adel.gadllah@gmail.com>
Date: Wed, 8 Oct 2014 23:07:41 +0200
Subject: [PATCH] meta-surface-actor-x11: Detatch the pixmap in
 window_decorated_notify

The window can change its decoration without changing its size.

https://bugzilla.gnome.org/show_bug.cgi?id=738146

Found by Jasper St. Pierre <jstpierre@mecheye.net>
---
 src/compositor/meta-surface-actor-x11.c | 1 +
 1 file changed, 1 insertion(+)

diff --git a/src/compositor/meta-surface-actor-x11.c b/src/compositor/meta-surface-actor-x11.c
index 3563f96ad..8af5ca2c8 100644
--- a/src/compositor/meta-surface-actor-x11.c
+++ b/src/compositor/meta-surface-actor-x11.c
@@ -383,6 +383,7 @@ window_decorated_notify (MetaWindow *window,
 {
   MetaSurfaceActorX11 *self = META_SURFACE_ACTOR_X11 (user_data);
 
+  detach_pixmap (self);
   free_damage (self);
   create_damage (self);
 }