GDK W32: Remove stray debug code

I have no idea how this slipped into master (these two lines are not present
in the same commit that went into gtk-3-22).

diff --git a/gdk/win32/gdkwindow-win32.c b/gdk/win32/gdkwindow-win32.c
index 5e784e8858c2ec93b27100151d3117eac7a94f9f..3756fb40626667babd067db32c4eaa8ebe8ffeeb 100644 (file)
--- a/gdk/win32/gdkwindow-win32.c
+++ b/gdk/win32/gdkwindow-win32.c
@@ -238,14 +238,12 @@ gdk_window_impl_win32_finalize (GObject *object)
 
   if (window_impl->cache_surface)
     {
-      cairo_surface_t_note_about_to_dereference (window_impl->cache_surface);
       cairo_surface_destroy (window_impl->cache_surface);
       window_impl->cache_surface = NULL;
     }
 
   if (window_impl->cairo_surface)
     {
-      cairo_surface_t_note_about_to_dereference (window_impl->cairo_surface);
       cairo_surface_destroy (window_impl->cairo_surface);
       window_impl->cairo_surface = NULL;
     }