[gtk+] gdkwindow: Remove an unused variable

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

commit b2be9c0a9b7e0250099069f4e0804ac38de0913b
Author: Jasper St. Pierre <jstpierre mecheye net>
Date:   Sun Jun 22 09:21:19 2014 -0400

    gdkwindow: Remove an unused variable

 gdk/gdkwindow.c |    2 --
 1 files changed, 0 insertions(+), 2 deletions(-)
---
diff --git a/gdk/gdkwindow.c b/gdk/gdkwindow.c
index b07ab96..c91fc3f 100644
--- a/gdk/gdkwindow.c
+++ b/gdk/gdkwindow.c
@@ -3333,7 +3333,6 @@ static void
 gdk_window_process_updates_internal (GdkWindow *window)
 {
   GdkWindowImplClass *impl_class;
-  GdkRectangle clip_box;
   GdkWindow *toplevel;
 
   toplevel = gdk_window_get_toplevel (window);
@@ -3371,7 +3370,6 @@ gdk_window_process_updates_internal (GdkWindow *window)
              g_usleep (70000);
            }
 
-         cairo_region_get_extents (update_area, &clip_box);
          expose_region = cairo_region_copy (update_area);
          impl_class = GDK_WINDOW_IMPL_GET_CLASS (window->impl);