[gtk+] Fixed build failure for gtkorientable

[Martyn James Russell <mr src gnome org>]

commit 100ecea239c299c1dd8f46932cf37baa2ebf8850
Author: Martyn Russell <martyn lanedo com>
Date:   Tue Apr 13 11:22:45 2010 +0100

    Fixed build failure for gtkorientable

 gtk/gtkorientable.c |    2 +-
 1 files changed, 1 insertions(+), 1 deletions(-)
---
diff --git a/gtk/gtkorientable.c b/gtk/gtkorientable.c
index 7128386..95102cb 100644
--- a/gtk/gtkorientable.c
+++ b/gtk/gtkorientable.c
@@ -30,7 +30,7 @@
 
 
 typedef GtkOrientableIface GtkOrientableInterface;
-G_DEFINE_INTERFACE (GtkOrientable, gtk_orientable, G_OBJECT_TYPE)
+G_DEFINE_INTERFACE (GtkOrientable, gtk_orientable, G_TYPE_OBJECT)
 
 static void
 gtk_orientable_default_init (GtkOrientableInterface *iface)