[gegl] buffer: fix migration define for gegl_buffer_iterator_empty_new

[Øyvind "pippin" Kolås <ok src gnome org>]

commit 749443cc2a517fed1e5677a767018196965fae17
Author: Øyvind Kolås <pippin gimp org>
Date:   Tue Sep 11 00:13:25 2018 +0200

    buffer: fix migration define for gegl_buffer_iterator_empty_new

 gegl/buffer/gegl-buffer-iterator.h | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)
---
diff --git a/gegl/buffer/gegl-buffer-iterator.h b/gegl/buffer/gegl-buffer-iterator.h
index a55f4ea3a..671937786 100644
--- a/gegl/buffer/gegl-buffer-iterator.h
+++ b/gegl/buffer/gegl-buffer-iterator.h
@@ -139,7 +139,7 @@ gboolean             gegl_buffer_iterator_next (GeglBufferIterator *iterator);
 
 #define GeglBufferIteratorPriv GeglBufferIterator2Priv
 #define GeglBufferIterator GeglBufferIterator2
-#define gegl_buffer_iterator_empty_new #define gegl_buffer_iterator2_empty_new
+#define gegl_buffer_iterator_empty_new gegl_buffer_iterator2_empty_new
 #define gegl_buffer_iterator_new gegl_buffer_iterator2_new
 #define gegl_buffer_iterator_add gegl_buffer_iterator2_add
 #define gegl_buffer_iterator_stop gegl_buffer_iterator2_stop