[gtk+/gtk-3-8] broadway: destroy old surface before creating new one

[Alexander Larsson <alexl src gnome org>]

commit 4d24c714c0809a39531dd4481c21b1126f55d039
Author: Alexander Larsson <alexl redhat com>
Date:   Wed Apr 3 15:46:21 2013 +0200

    broadway: destroy old surface before creating new one
    
    We were not using the old one anyway, and this may in some cases
    use less memory (although in most cases the server has a ref to the
    surface anyway).

 gdk/broadway/gdkwindow-broadway.c |    5 +----
 1 files changed, 1 insertions(+), 4 deletions(-)
---
diff --git a/gdk/broadway/gdkwindow-broadway.c b/gdk/broadway/gdkwindow-broadway.c
index d59fcb7..e8a6ec3 100644
--- a/gdk/broadway/gdkwindow-broadway.c
+++ b/gdk/broadway/gdkwindow-broadway.c
@@ -271,16 +271,13 @@ void
 _gdk_broadway_window_resize_surface (GdkWindow *window)
 {
   GdkWindowImplBroadway *impl = GDK_WINDOW_IMPL_BROADWAY (window->impl);
-  cairo_surface_t *old;
 
   if (impl->surface)
     {
-      old = impl->surface;
+      cairo_surface_destroy (impl->surface);
 
       impl->surface = _gdk_broadway_server_create_surface (gdk_window_get_width (impl->wrapper),
                                                           gdk_window_get_height (impl->wrapper));
-
-      cairo_surface_destroy (old);
     }
 
   if (impl->ref_surface)