[gnome-settings-daemon] dummy: Remove unnecessary includes

[Bastien Nocera <hadess src gnome org>]

commit c099442b358567839f5dcdcf0a1fbb8e047eaf26
Author: Bastien Nocera <hadess hadess net>
Date:   Thu Feb 25 11:08:26 2016 +0100

    dummy: Remove unnecessary includes
    
    So that gdkx.h isn't required to compile this dummy plugin.
    
    https://bugzilla.gnome.org/show_bug.cgi?id=739475

 plugins/dummy/gsd-dummy-manager.c |    8 --------
 1 files changed, 0 insertions(+), 8 deletions(-)
---
diff --git a/plugins/dummy/gsd-dummy-manager.c b/plugins/dummy/gsd-dummy-manager.c
index 7bdb98c..509ab0f 100644
--- a/plugins/dummy/gsd-dummy-manager.c
+++ b/plugins/dummy/gsd-dummy-manager.c
@@ -19,20 +19,12 @@
 
 #include "config.h"
 
-#include <sys/types.h>
-#include <sys/wait.h>
-#include <stdlib.h>
-#include <stdio.h>
-#include <unistd.h>
 #include <string.h>
-#include <errno.h>
-
 #include <locale.h>
 
 #include <glib.h>
 #include <glib/gi18n.h>
 #include <gdk/gdk.h>
-#include <gdk/gdkx.h>
 #include <gtk/gtk.h>
 
 #include "gnome-settings-profile.h"