[gnome-control-center] display: Update for libupower-glib API changes

[Bastien Nocera <hadess src gnome org>]

commit 8ba50267bed318cae35a40cd20f3067856e7c93b
Author: Bastien Nocera <hadess hadess net>
Date:   Wed Oct 30 12:03:33 2013 +0100

    display: Update for libupower-glib API changes
    
    There's no "changed" signal anymore.

 panels/display/cc-display-panel.c |    5 +++--
 1 files changed, 3 insertions(+), 2 deletions(-)
---
diff --git a/panels/display/cc-display-panel.c b/panels/display/cc-display-panel.c
index f170d51..775b48d 100644
--- a/panels/display/cc-display-panel.c
+++ b/panels/display/cc-display-panel.c
@@ -2261,6 +2261,7 @@ mapped_cb (CcDisplayPanel *panel)
 
 static void
 cc_display_panel_up_client_changed (UpClient       *client,
+                                    GParamSpec     *pspec,
                                     CcDisplayPanel *self)
 {
   CcDisplayPanelPrivate *priv = self->priv;
@@ -2352,9 +2353,9 @@ cc_display_panel_init (CcDisplayPanel *self)
        * https://bugs.freedesktop.org/show_bug.cgi?id=43001
        */
 
-      g_signal_connect (self->priv->up_client, "changed",
+      g_signal_connect (self->priv->up_client, "notify::lid-is-closed",
                         G_CALLBACK (cc_display_panel_up_client_changed), self);
-      cc_display_panel_up_client_changed (self->priv->up_client, self);
+      cc_display_panel_up_client_changed (self->priv->up_client, NULL, self);
     }
   else
     g_clear_object (&self->priv->up_client);