[gegl] buffer: fix documentation strings to be separate from other iterator

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

commit 50fe0e6202892c698017b9d3d9f7ab8ff6e0bbd6
Author: Øyvind Kolås <pippin gimp org>
Date:   Wed Sep 19 22:53:32 2018 +0200

    buffer: fix documentation strings to be separate from other iterator

 gegl/buffer/gegl-buffer-iterator2.h | 6 +++---
 1 file changed, 3 insertions(+), 3 deletions(-)
---
diff --git a/gegl/buffer/gegl-buffer-iterator2.h b/gegl/buffer/gegl-buffer-iterator2.h
index 49f44fab8..caa87aa12 100644
--- a/gegl/buffer/gegl-buffer-iterator2.h
+++ b/gegl/buffer/gegl-buffer-iterator2.h
@@ -25,7 +25,7 @@
 typedef struct _GeglBufferIterator2Priv GeglBufferIterator2Priv;
 
 /***
- * GeglBufferIterator:
+ * GeglBufferIterator2:
  *
  * GeglBufferIterator allows to iterate over one or more GeglBuffers.
  * In each iteration the new data is available as a linear chunk of
@@ -47,7 +47,7 @@ typedef struct GeglBufferIterator2
 
 
 /**
- * gegl_buffer_iterator_empty_new: (skip)
+ * gegl_buffer_iterator2_empty_new: (skip)
  * Create a new buffer iterator without adding any buffers.
  *
  * Returns: a new buffer iterator.
@@ -129,7 +129,7 @@ gint                 gegl_buffer_iterator2_add  (GeglBufferIterator2  *iterator,
 void                 gegl_buffer_iterator2_stop  (GeglBufferIterator2 *iterator);
 
 /**
- * gegl_buffer_iterator_next: (skip)
+ * gegl_buffer_iterator2_next: (skip)
  * @iterator: a #GeglBufferIterator
  *
  * Do an iteration, this causes a new set of iterator->data[] to become