[glade] GladeGtkScrolledWindow adaptor: Fixed compiler warning

[Tristan Van Berkom <tvb src gnome org>]

commit 20cc790b5d088f849c79820fb8d54301fe2f604e
Author: Tristan Van Berkom <tristan van berkom gmail com>
Date:   Sat May 11 19:02:34 2013 +0900

    GladeGtkScrolledWindow adaptor: Fixed compiler warning

 plugins/gtk+/glade-gtk-scrolled-window.c |    2 +-
 1 files changed, 1 insertions(+), 1 deletions(-)
---
diff --git a/plugins/gtk+/glade-gtk-scrolled-window.c b/plugins/gtk+/glade-gtk-scrolled-window.c
index e655cf6..b915760 100644
--- a/plugins/gtk+/glade-gtk-scrolled-window.c
+++ b/plugins/gtk+/glade-gtk-scrolled-window.c
@@ -33,7 +33,7 @@ glade_gtk_scrolled_window_create_editable (GladeWidgetAdaptor * adaptor,
 {
   if (type == GLADE_PAGE_GENERAL)
     {
-      return glade_scrolled_window_editor_new ();
+      return (GladeEditable *)glade_scrolled_window_editor_new ();
     }
 
   return GWA_GET_CLASS (GTK_TYPE_CONTAINER)->create_editable (adaptor, type);