[glib] Fix g_type_add_class_private() name in g_warning

[Christophe Fergeau <teuf src gnome org>]

commit b055c828152b01d4e00182b24dc841136f50b4e1
Author: Christophe Fergeau <cfergeau redhat com>
Date:   Mon Dec 17 14:58:04 2012 +0100

    Fix g_type_add_class_private() name in g_warning
    
    When g_type_class_get_private is called without calling
    g_type_add_class_private first, a g_warning is issued, but
    the name of the function to call is wrong:
    g_type_class_add_class_private.
    
    https://bugzilla.gnome.org/show_bug.cgi?id=690348

 gobject/gtype.c |    2 +-
 1 files changed, 1 insertions(+), 1 deletions(-)
---
diff --git a/gobject/gtype.c b/gobject/gtype.c
index d02aece..6fc5d46 100644
--- a/gobject/gtype.c
+++ b/gobject/gtype.c
@@ -4671,7 +4671,7 @@ g_type_class_get_private (GTypeClass *klass,
 
       if (G_UNLIKELY (private_node->data->class.class_private_size == parent_node->data->class.class_private_size))
 	{
-	  g_warning ("g_type_instance_get_class_private() requires a prior call to g_type_class_add_class_private()");
+	  g_warning ("g_type_instance_get_class_private() requires a prior call to g_type_add_class_private()");
 	  return NULL;
 	}