[gegl] Remove unneeded ref/unref of interface

[Øyvind Kolås <ok src gnome org>]

commit 80af6edccf17805a8f1a1c3bf18d3c8e8ffc5664
Author: �yvind Kolås <pippin gimp org>
Date:   Thu Nov 12 23:00:25 2009 +0000

    Remove unneeded ref/unref of interface

 gegl/graph/gegl-visitable.c |    4 ----
 1 files changed, 0 insertions(+), 4 deletions(-)
---
diff --git a/gegl/graph/gegl-visitable.c b/gegl/graph/gegl-visitable.c
index c67d181..472fcb5 100644
--- a/gegl/graph/gegl-visitable.c
+++ b/gegl/graph/gegl-visitable.c
@@ -67,9 +67,7 @@ gegl_visitable_accept (GeglVisitable *interface,
 
   interface_class = GEGL_VISITABLE_GET_CLASS (interface);
 
-  g_object_ref (interface);
   interface_class->accept (interface, visitor);
-  g_object_unref (interface);
 }
 
 GSList *
@@ -82,9 +80,7 @@ gegl_visitable_depends_on (GeglVisitable *interface)
 
   interface_class = GEGL_VISITABLE_GET_CLASS (interface);
 
-  g_object_ref (interface);
   depends_on = interface_class->depends_on (interface);
-  g_object_unref (interface);
 
   return depends_on;
 }