[mutter/wayland] window: MetaWindow is now abstract

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

commit 74a1e00e302d0844bd14518583f92387073ca361
Author: Jasper St. Pierre <jstpierre mecheye net>
Date:   Wed Mar 19 09:36:36 2014 -0400

    window: MetaWindow is now abstract

 src/core/window.c |    2 +-
 1 files changed, 1 insertions(+), 1 deletions(-)
---
diff --git a/src/core/window.c b/src/core/window.c
index 78adb98..852321a 100644
--- a/src/core/window.c
+++ b/src/core/window.c
@@ -146,7 +146,7 @@ static gboolean idle_calc_showing (gpointer data);
 static gboolean idle_move_resize (gpointer data);
 static gboolean idle_update_icon (gpointer data);
 
-G_DEFINE_TYPE (MetaWindow, meta_window, G_TYPE_OBJECT);
+G_DEFINE_ABSTRACT_TYPE (MetaWindow, meta_window, G_TYPE_OBJECT);
 
 enum {
   PROP_0,