[gegl] buffer: remove unused alignment helper

[Øyvind Kolås <ok src gnome org>]

commit 85853b79afda643701f06fc863249c1ac501722b
Author: Øyvind Kolås <pippin gimp org>
Date:   Sun Feb 18 19:20:51 2018 +0100

    buffer: remove unused alignment helper

 gegl/buffer/gegl-buffer-access.c |    8 --------
 1 files changed, 0 insertions(+), 8 deletions(-)
---
diff --git a/gegl/buffer/gegl-buffer-access.c b/gegl/buffer/gegl-buffer-access.c
index 4b393c5..d711169 100644
--- a/gegl/buffer/gegl-buffer-access.c
+++ b/gegl/buffer/gegl-buffer-access.c
@@ -1881,14 +1881,6 @@ _gegl_get_required_for_scale (const Babl          *format,
       }
 }
 
-#define ALIGN 16
-static void inline *align_16 (unsigned char *ret)
-{
-  int offset = ALIGN - ((uintptr_t) ret) % ALIGN;
-  ret = ret + offset;
-  return ret;
-}
-
 static inline void
 _gegl_buffer_get_unlocked (GeglBuffer          *buffer,
                            gdouble              scale,