[gnome-desktop] gnome-rr: drop gdkx include

[Ray Strode <halfline src gnome org>]

commit 1403b477ce31d0ec6a084e0b0c4411f233820ed7
Author: Ray Strode <rstrode redhat com>
Date:   Fri Oct 31 14:59:47 2014 -0400

    gnome-rr: drop gdkx include
    
    it's not used.

 libgnome-desktop/gnome-rr.c |    1 -
 1 files changed, 0 insertions(+), 1 deletions(-)
---
diff --git a/libgnome-desktop/gnome-rr.c b/libgnome-desktop/gnome-rr.c
index 6607d26..fc4ed5c 100644
--- a/libgnome-desktop/gnome-rr.c
+++ b/libgnome-desktop/gnome-rr.c
@@ -30,7 +30,6 @@
 #include <string.h>
 
 #include <gtk/gtk.h>
-#include <gdk/gdkx.h>
 
 #undef GNOME_DISABLE_DEPRECATED
 #include "gnome-rr.h"