qom: Pass available size to object_initialize()

To be passed on to object_initialize_with_type().

Acked-by: Cornelia Huck <cornelia.huck@de.ibm.com> (virtio-ccw)
Signed-off-by: Andreas Färber <afaerber@suse.de>
diff --git a/qom/object.c b/qom/object.c
index 74fd241..1635422 100644
--- a/qom/object.c
+++ b/qom/object.c
@@ -329,7 +329,7 @@
     object_post_init_with_type(obj, type);
 }
 
-void object_initialize(void *data, const char *typename)
+void object_initialize(void *data, size_t size, const char *typename)
 {
     TypeImpl *type = type_get_by_name(typename);