[gnome-initial-setup/shell/4765: 42/362] factory-mode: silence some GCC warnings

[Jasper St. Pierre <jstpierre src gnome org>]

commit d25e5272f0f6aa76daa4c2f05fe185a10dde5e5c
Author: Cosimo Cecchi <cosimo endlessm com>
Date:   Thu May 22 15:40:07 2014 -0700

    factory-mode: silence some GCC warnings
    
    [endlessm/eos-shell#2437]

 .../pages/language/gis-language-page.c             |    4 ++--
 1 files changed, 2 insertions(+), 2 deletions(-)
---
diff --git a/gnome-initial-setup/pages/language/gis-language-page.c 
b/gnome-initial-setup/pages/language/gis-language-page.c
index 0378aa2..608e3bb 100644
--- a/gnome-initial-setup/pages/language/gis-language-page.c
+++ b/gnome-initial-setup/pages/language/gis-language-page.c
@@ -381,8 +381,8 @@ show_factory_dialog (GisLanguagePage *page)
     barcode = create_serial_barcode (serial);
     gtk_image_set_from_file (serial_image, barcode);
   } else {
-    gtk_widget_set_visible (serial_label, FALSE);
-    gtk_widget_set_visible (serial_image, FALSE);
+    gtk_widget_set_visible (GTK_WIDGET (serial_label), FALSE);
+    gtk_widget_set_visible (GTK_WIDGET (serial_image), FALSE);
   }
 
   g_signal_connect_swapped (poweroff_button, "clicked",