[gegl] fractal-trace: remove call to deprecated gegl_buffer_sample_cleanup()

[N/A <ell src gnome org>]

commit 1de2e18baa76ce9d2861687640f7c9d127eec928
Author: Ell <ell_se yahoo com>
Date:   Wed May 16 13:50:17 2018 -0400

    fractal-trace: remove call to deprecated gegl_buffer_sample_cleanup()
    
    ... which is a NOP, and the op already uses a sampler object
    anyway.

 operations/common-gpl3+/fractal-trace.c |    2 --
 1 files changed, 0 insertions(+), 2 deletions(-)
---
diff --git a/operations/common-gpl3+/fractal-trace.c b/operations/common-gpl3+/fractal-trace.c
index a5ea64e..0f9e951 100644
--- a/operations/common-gpl3+/fractal-trace.c
+++ b/operations/common-gpl3+/fractal-trace.c
@@ -218,8 +218,6 @@ process (GeglOperation       *operation,
 
   g_free (dst_buf);
 
-  gegl_buffer_sample_cleanup (input);
-
   return TRUE;
 }