[gtk+] gdk: Don't (un)set the background when destroying a window.

[Benjamin Otte <otte src gnome org>]

commit 1408bd9a37f0444ba968f5198e5ad96f5f2ab5cb
Author: Benjamin Otte <otte redhat com>
Date:   Wed Sep 29 12:07:12 2010 +0200

    gdk: Don't (un)set the background when destroying a window.
    
    This previously caused the x11 code to do a XSetWindowBackgroundPixmap
    call on a window that was about to be destroyed. And that's not really
    useful.
    
    https://bugzilla.gnome.org/show_bug.cgi?id=630864

 gdk/gdkwindow.c |    2 --
 1 files changed, 0 insertions(+), 2 deletions(-)
---
diff --git a/gdk/gdkwindow.c b/gdk/gdkwindow.c
index 098309c..1479798 100644
--- a/gdk/gdkwindow.c
+++ b/gdk/gdkwindow.c
@@ -1983,8 +1983,6 @@ _gdk_window_destroy_hierarchy (GdkWindow *window,
 
 	  gdk_window_free_paint_stack (window);
 
-          gdk_window_set_background_pattern (window, NULL);
-
           if (private->background)
             {
               cairo_pattern_destroy (private->background);