[gegl] Get rid of void* in gegl-buffer.h

[Daniel Sabo <daniels src gnome org>]

commit 25e59ab9d41384719bc7913cabfdb9d258adbdfe
Author: Daniel Sabo <DanielSabo gmail com>
Date:   Thu Mar 28 22:43:10 2013 -0700

    Get rid of void* in gegl-buffer.h

 gegl/buffer/gegl-buffer.c |    2 +-
 gegl/buffer/gegl-buffer.h |    3 ++-
 2 files changed, 3 insertions(+), 2 deletions(-)
---
diff --git a/gegl/buffer/gegl-buffer.c b/gegl/buffer/gegl-buffer.c
index 2bdb08d..c71b72b 100644
--- a/gegl/buffer/gegl-buffer.c
+++ b/gegl/buffer/gegl-buffer.c
@@ -1045,7 +1045,7 @@ gegl_buffer_new (const GeglRectangle *extent,
 
 GeglBuffer *
 gegl_buffer_new_for_backend (const GeglRectangle *extent,
-                             void                *backend)
+                             GeglTileBackend     *backend)
 {
   GeglRectangle rect={0,0,0,0};
   const Babl *format;
diff --git a/gegl/buffer/gegl-buffer.h b/gegl/buffer/gegl-buffer.h
index d503aed..8b78c51 100644
--- a/gegl/buffer/gegl-buffer.h
+++ b/gegl/buffer/gegl-buffer.h
@@ -23,6 +23,7 @@
 #include <babl/babl.h>
 #include <gegl-matrix.h>
 #include <gegl-enums.h>
+#include <gegl-buffer-backend.h>
 
 G_BEGIN_DECLS
 
@@ -92,7 +93,7 @@ gegl_buffer_introspectable_new (const char *format_name,
  * returns a GeglBuffer, that holds a reference to the provided backend.
  */
 GeglBuffer *   gegl_buffer_new_for_backend    (const GeglRectangle *extent,
-                                               void                *backend);
+                                               GeglTileBackend     *backend);
 
 /**
  * gegl_buffer_add_handler: