diff -rupN ./gtk/gtkmenushell.h ../gtk+2.0-2.24.23-patched/gtk/gtkmenushell.h
--- ./gtk/gtkmenushell.h	2014-03-06 08:56:42.000000000 +0400
+++ ../gtk+2.0-2.24.23-patched/gtk/gtkmenushell.h	2014-09-30 23:37:46.908364552 +0400
@@ -136,6 +136,11 @@ void     _gtk_menu_shell_set_keyboard_mo
                                             gboolean      keyboard_mode);
 gboolean _gtk_menu_shell_get_keyboard_mode (GtkMenuShell *menu_shell);
 
+// https://bugs.launchpad.net/bugs/945135
+gboolean ubuntu_gtk_menu_shell_activate_mnemonic (GtkMenuShell *shell,
+                                                  GtkWidget *item);
+gboolean ubuntu_gtk_menu_shell_activate_first (GtkMenuShell *menu_shell,
+                                               gboolean search_sensitive);
 G_END_DECLS
 
 #endif /* __GTK_MENU_SHELL_H__ */