[gegl] Fix code style in last commit

[Daniel Sabo <daniels src gnome org>]

commit 5396c7fb3796feead920ae2df6c6bbd5950bf32e
Author: Daniel Sabo <DanielSabo gmail com>
Date:   Thu Apr 18 00:30:29 2013 -0700

    Fix code style in last commit

 operations/common/pixelize.c | 4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)
---
diff --git a/operations/common/pixelize.c b/operations/common/pixelize.c
index 5513a97..f5a9fd1 100644
--- a/operations/common/pixelize.c
+++ b/operations/common/pixelize.c
@@ -43,11 +43,11 @@ static void prepare (GeglOperation *operation)
   GeglChantO              *o;
   GeglOperationAreaFilter *op_area;
 
+  const Babl *source_format = gegl_operation_get_source_format (operation, "input");
+
   op_area = GEGL_OPERATION_AREA_FILTER (operation);
   o       = GEGL_CHANT_PROPERTIES (operation);
 
-  const Babl *source_format = gegl_operation_get_source_format (operation, "input");
-
   op_area->left   =
   op_area->right  = o->size_x;
   op_area->top    =