[glib] gtype: Fix typo in g_type_class_add_private() error message

[Emanuele Aina <emaaa src gnome org>]

commit 66233f1d1b70a4c220b1dc98e5338e8469a82ff1
Author: Emanuele Aina <emanuele aina collabora com>
Date:   Sat Aug 3 11:51:00 2013 +0200

    gtype: Fix typo in g_type_class_add_private() error message
    
    https://bugzilla.gnome.org/show_bug.cgi?id=705398

 gobject/gtype.c |    2 +-
 1 files changed, 1 insertions(+), 1 deletions(-)
---
diff --git a/gobject/gtype.c b/gobject/gtype.c
index 23f503d..1445691 100644
--- a/gobject/gtype.c
+++ b/gobject/gtype.c
@@ -4496,7 +4496,7 @@ g_type_class_add_private (gpointer g_class,
       TypeNode *pnode = lookup_type_node_I (NODE_PARENT_TYPE (node));
       if (node->data->instance.private_size != pnode->data->instance.private_size)
        {
-         g_warning ("g_type_add_private() called multiple times for the same type");
+         g_warning ("g_type_class_add_private() called multiple times for the same type");
          return;
        }
     }