[gtk+] GtkWindow: fix an init/finalize asymmetry

[Matthias Clasen <matthiasc src gnome org>]

commit 9463c78bace70da5f2e04fa55bfcfde8b4eb059c
Author: Matthias Clasen <mclasen redhat com>
Date:   Tue Aug 13 17:44:04 2013 -0400

    GtkWindow: fix an init/finalize asymmetry
    
    Make sure we always deal with the same screen when
    connecting / disconnecting the theme-variant changed handler.
    Pointed out by Morten Welinder in
    https://bugzilla.gnome.org/show_bug.cgi?id=705640

 gtk/gtkwindow.c |   17 +++++++++--------
 1 files changed, 9 insertions(+), 8 deletions(-)
---
diff --git a/gtk/gtkwindow.c b/gtk/gtkwindow.c
index a0c0cc6..a74ab7e 100644
--- a/gtk/gtkwindow.c
+++ b/gtk/gtkwindow.c
@@ -5005,8 +5005,15 @@ gtk_window_finalize (GObject *object)
     }
 
   if (priv->screen)
-    g_signal_handlers_disconnect_by_func (priv->screen,
-                                          gtk_window_on_composited_changed, window);
+    {
+      g_signal_handlers_disconnect_by_func (priv->screen,
+                                            gtk_window_on_composited_changed, window);
+#ifdef GDK_WINDOWING_X11
+      g_signal_handlers_disconnect_by_func (gtk_settings_get_for_screen (priv->screen),
+                                            gtk_window_on_theme_variant_changed,
+                                            window);
+#endif
+    }
 
   g_free (priv->startup_id);
 
@@ -5016,12 +5023,6 @@ gtk_window_finalize (GObject *object)
       priv->mnemonics_display_timeout_id = 0;
     }
 
-#ifdef GDK_WINDOWING_X11
-  g_signal_handlers_disconnect_by_func (gtk_settings_get_default (),
-                                        gtk_window_on_theme_variant_changed,
-                                        window);
-#endif
-
   G_OBJECT_CLASS (gtk_window_parent_class)->finalize (object);
 }