diff -u gnome-desktop-2.22.2/debian/changelog gnome-desktop-2.22.2/debian/changelog
--- gnome-desktop-2.22.2/debian/changelog
+++ gnome-desktop-2.22.2/debian/changelog
@@ -1,3 +1,10 @@
+gnome-desktop (1:2.22.2-0ubuntu2) hardy-proposed; urgency=low
+
+  * debian/patches/91_from_svn_fix_background_corruption.patch:
+    - change from svn, fix background corruption (lp: #191220)
+
+ -- Sebastien Bacher <seb128@canonical.com>  Wed, 28 May 2008 23:12:00 +0200
+
 gnome-desktop (1:2.22.2-0ubuntu1) hardy-updates; urgency=low
 
   * New upstream version (lp: #235073): 
only in patch2:
unchanged:
--- gnome-desktop-2.22.2.orig/debian/patches/91_from_svn_fix_background_corruption.patch
+++ gnome-desktop-2.22.2/debian/patches/91_from_svn_fix_background_corruption.patch
@@ -0,0 +1,90 @@
+diff -Nur -x '*.orig' -x '*~' gnome-desktop-2.22.2/libgnome-desktop/gnome-bg.c gnome-desktop-2.22.2.new/libgnome-desktop/gnome-bg.c
+--- gnome-desktop-2.22.2/libgnome-desktop/gnome-bg.c	2008-05-29 00:21:01.000000000 +0200
++++ gnome-desktop-2.22.2.new/libgnome-desktop/gnome-bg.c	2008-05-29 00:22:19.000000000 +0200
+@@ -81,6 +81,8 @@
+ 	int			timeout_id;
+ 
+ 	GList *		        file_cache;
++
++	guint                   changed_id;
+ };
+ 
+ struct _GnomeBGClass
+@@ -148,6 +150,29 @@
+ static Slide *     get_current_slide   (SlideShow 	      *show,
+ 		   			double    	      *alpha);
+ 
++static gboolean
++do_changed (GnomeBG *bg)
++{
++	bg->changed_id = 0;
++
++	g_signal_emit (G_OBJECT (bg), signals[CHANGED], 0);
++
++	return FALSE;
++}
++
++static void
++queue_changed (GnomeBG *bg)
++{
++	if (bg->changed_id > 0) {
++		g_source_remove (bg->changed_id);
++	}
++
++	bg->changed_id = g_idle_add_full (G_PRIORITY_LOW,
++					  (GSourceFunc)do_changed,
++					  bg,
++					  NULL);
++}
++
+ static void
+ gnome_bg_init (GnomeBG *bg)
+ {
+@@ -158,6 +183,11 @@
+ {
+ 	GnomeBG *bg = GNOME_BG (object);
+ 	
++	if (bg->changed_id != 0) {
++		g_source_remove (bg->changed_id);
++		bg->changed_id = 0;
++	}
++
+ 	clear_cache (bg);
+ 	
+ 	G_OBJECT_CLASS (gnome_bg_parent_class)->finalize (object);
+@@ -217,7 +247,7 @@
+ 			bg->c2 = *c2;
+ 		}
+ 		
+-		emit_changed (bg);
++		queue_changed (bg);
+ 	}
+ }
+ 
+@@ -230,7 +260,7 @@
+ 	if (bg->placement != placement) {
+ 		bg->placement = placement;
+ 		
+-		emit_changed (bg);
++		queue_changed (bg);
+ 	}
+ }
+ 
+@@ -256,7 +286,7 @@
+ 		
+ 		clear_cache (bg);
+ 		
+-		emit_changed (bg);
++		queue_changed (bg);
+ 	}
+ 
+ 	g_free (free_me);
+@@ -1043,7 +1073,7 @@
+ 
+ 	bg->timeout_id = 0;
+ 	
+-	emit_changed (bg);
++	queue_changed (bg);
+ 
+ 	return FALSE;
+ }