[metacity] gradient: remove unused include

[Alberts Muktupāvels <muktupavels src gnome org>]

commit 3fa97193b8ebbc55bc31b1051b013c47a7d53756
Author: Alberts Muktupāvels <alberts muktupavels gmail com>
Date:   Sun Jan 17 12:22:13 2016 +0200

    gradient: remove unused include

 src/ui/gradient.c |    6 ++++--
 1 files changed, 4 insertions(+), 2 deletions(-)
---
diff --git a/src/ui/gradient.c b/src/ui/gradient.c
index f9354d8..a1e7584 100644
--- a/src/ui/gradient.c
+++ b/src/ui/gradient.c
@@ -23,10 +23,12 @@
  * @short_description: Metacity gradient rendering
  */
 
-#include "gradient.h"
-#include "util.h"
+#include "config.h"
+
 #include <string.h>
 
+#include "gradient.h"
+
 /* Used as the destroy notification function for gdk_pixbuf_new() */
 static void
 free_buffer (guchar *pixels, gpointer data)