[gthumb] Remove unnecessary gdkx.h include from gth-screensaver.

[Paolo Bacchilega <paobac src gnome org>]

commit 562e86d67dc3786bbf97e41e02f4f749d2d12c1f
Author: Robert Roth <robert roth off gmail com>
Date:   Wed Jan 15 15:38:56 2014 +0200

    Remove unnecessary gdkx.h include from gth-screensaver.
    
    https://bugzilla.gnome.org/show_bug.cgi?id=597594

 gthumb/gth-screensaver.c |    2 --
 1 files changed, 0 insertions(+), 2 deletions(-)
---
diff --git a/gthumb/gth-screensaver.c b/gthumb/gth-screensaver.c
index eaeb7e7..5acb77f 100644
--- a/gthumb/gth-screensaver.c
+++ b/gthumb/gth-screensaver.c
@@ -21,8 +21,6 @@
 
 #include <config.h>
 #include "gth-screensaver.h"
-#include <gdk/gdkx.h>
-
 
 #define GNOME_SESSION_MANAGER_INHIBIT_IDLE 8