xstuff: include GTK and GDK X11 headers, so including files don't have to

wmww · lukefromdc · commit 00e26f7f8397 · 2019-01-29T19:09:05.000Z
diff --git a/mate-panel/xstuff.h b/mate-panel/xstuff.h
@@ -10,6 +10,9 @@
 #include <gdk/gdk.h>
 #include <gtk/gtk.h>
 
+#include <gdk/gdkx.h>
+#include <gtk/gtkx.h>
+
 #include "panel-enums-gsettings.h"
 
 gboolean is_using_x11                   (void);
