window: trivial cleanup

diff --git a/gdk/gdkwindow.c b/gdk/gdkwindow.c
index 7e6bd6999e52d5bb78ee5ae4867704b3d1229033..db4751239604023f17c21b8fce2564133d6e6ab3 100644 (file)
--- a/gdk/gdkwindow.c
+++ b/gdk/gdkwindow.c
@@ -3865,7 +3865,7 @@ _gdk_window_process_updates_recurse (GdkWindow *window,
     return;
 
   if (gdk_window_is_offscreen (window->impl_window) &&
-      window == window->impl_window)
+      gdk_window_has_impl (window))
     _gdk_window_add_damage ((GdkWindow *) window->impl_window, expose_region);