[gnome-settings-daemon] xsettings: use g_signal_connect_object with GSettings

[Bastien Nocera <hadess src gnome org>]

commit 7e87d46ade351e6f59de38923f266e79d5d92db0
Author: Ryan Lortie <desrt desrt ca>
Date:   Fri May 4 15:46:18 2012 -0700

    xsettings: use g_signal_connect_object with GSettings
    
    This way we automatically disconnect the signal handler when our objects
    die (during shutdown).
    
    https://bugzilla.gnome.org/show_bug.cgi?id=675481

 plugins/xsettings/gsd-xsettings-gtk.c     |    3 +--
 plugins/xsettings/gsd-xsettings-manager.c |    6 ++----
 2 files changed, 3 insertions(+), 6 deletions(-)
---
diff --git a/plugins/xsettings/gsd-xsettings-gtk.c b/plugins/xsettings/gsd-xsettings-gtk.c
index d0b94da..74aaab7 100644
--- a/plugins/xsettings/gsd-xsettings-gtk.c
+++ b/plugins/xsettings/gsd-xsettings-gtk.c
@@ -129,8 +129,7 @@ process_desktop_file (const char      *path,
                 g_object_set_data_full (G_OBJECT (settings), "module-name", g_strdup (module_name), (GDestroyNotify) g_free);
 
                 signal = g_strdup_printf ("changed::%s", key);
-                g_signal_connect (G_OBJECT (settings), signal,
-                                  G_CALLBACK (cond_setting_changed), gtk);
+                g_signal_connect_object (G_OBJECT (settings), signal, G_CALLBACK (cond_setting_changed), gtk, 0);
                 g_free (signal);
                 g_free (schema);
                 g_free (key);
diff --git a/plugins/xsettings/gsd-xsettings-manager.c b/plugins/xsettings/gsd-xsettings-manager.c
index 19e31a1..e909b08 100644
--- a/plugins/xsettings/gsd-xsettings-manager.c
+++ b/plugins/xsettings/gsd-xsettings-manager.c
@@ -884,15 +884,13 @@ gnome_xsettings_manager_start (GnomeXSettingsManager *manager,
 
         list = g_hash_table_get_values (manager->priv->settings);
         for (l = list; l != NULL; l = l->next) {
-                g_signal_connect (G_OBJECT (l->data), "changed",
-                                  G_CALLBACK (xsettings_callback), manager);
+                g_signal_connect_object (G_OBJECT (l->data), "changed", G_CALLBACK (xsettings_callback), manager, 0);
         }
         g_list_free (list);
 
         /* Plugin settings (GTK modules and Xft) */
         manager->priv->plugin_settings = g_settings_new (XSETTINGS_PLUGIN_SCHEMA);
-        g_signal_connect (manager->priv->plugin_settings, "changed",
-                          G_CALLBACK (plugin_callback), manager);
+        g_signal_connect_object (manager->priv->plugin_settings, "changed", G_CALLBACK (plugin_callback), manager, 0);
 
         manager->priv->gtk = gsd_xsettings_gtk_new ();
         g_signal_connect (G_OBJECT (manager->priv->gtk), "notify::gtk-modules",