[gtk+] gtk/gtkcelllayout.c: Use G_DEFINE_INTERFACE macro

[Javier Jardón <jjardon src gnome org>]

commit 24fedeccaccae59a8dc1b8c6e33cd8a3f9a4a32f
Author: Javier Jardón <jjardon gnome org>
Date:   Wed Aug 25 21:58:37 2010 +0200

    gtk/gtkcelllayout.c: Use G_DEFINE_INTERFACE macro

 gtk/gtkcelllayout.c |   31 +++++--------------------------
 1 files changed, 5 insertions(+), 26 deletions(-)
---
diff --git a/gtk/gtkcelllayout.c b/gtk/gtkcelllayout.c
index 985457b..86e8e39 100644
--- a/gtk/gtkcelllayout.c
+++ b/gtk/gtkcelllayout.c
@@ -25,34 +25,13 @@
 #include "gtkintl.h"
 
 
-GType
-gtk_cell_layout_get_type (void)
-{
-  static GType cell_layout_type = 0;
+typedef GtkCellLayoutIface GtkCellLayoutInterface;
+G_DEFINE_INTERFACE (GtkCellLayout, gtk_cell_layout, G_TYPE_OBJECT);
 
-  if (! cell_layout_type)
-    {
-      const GTypeInfo cell_layout_info =
-      {
-        sizeof (GtkCellLayoutIface),
-        NULL,
-        NULL,
-        NULL,
-        NULL,
-        NULL,
-        0,
-        0,
-        NULL
-      };
-
-      cell_layout_type =
-        g_type_register_static (G_TYPE_INTERFACE, I_("GtkCellLayout"),
-                                &cell_layout_info, 0);
-
-      g_type_interface_add_prerequisite (cell_layout_type, G_TYPE_OBJECT);
-    }
 
-  return cell_layout_type;
+static void
+gtk_cell_layout_default_init (GtkCellLayoutInterface *iface)
+{
 }
 
 /**