[gtk] treemenu: Remove unused defines

[Benjamin Otte <otte src gnome org>]

commit 91c6b56c99c2c65dc59b308ebd32450fd79df7fa
Author: Benjamin Otte <otte redhat com>
Date:   Sat Feb 10 19:27:35 2018 +0100

    treemenu: Remove unused defines

 gtk/gtktreemenu.c | 5 -----
 1 file changed, 5 deletions(-)
---
diff --git a/gtk/gtktreemenu.c b/gtk/gtktreemenu.c
index 16d5959e26..6fb513d24f 100644
--- a/gtk/gtktreemenu.c
+++ b/gtk/gtktreemenu.c
@@ -44,11 +44,6 @@
 #include "gtkmenushellprivate.h"
 #include "gtkprivate.h"
 
-#undef GDK_DEPRECATED
-#undef GDK_DEPRECATED_FOR
-#define GDK_DEPRECATED
-#define GDK_DEPRECATED_FOR(f)
-
 /* GObjectClass */
 static void      gtk_tree_menu_constructed                    (GObject            *object);
 static void      gtk_tree_menu_dispose                        (GObject            *object);