[gnome-shell] dateMenu: Fix commit 52503c4c

[Carlos Soriano Sánchez <csoriano src gnome org>]

commit 1291bcd0c8425c083802c407ea2cd9216f3dfb93
Author: Carlos Soriano <carlos soriano89 gmail com>
Date:   Mon Nov 10 16:38:05 2014 +0100

    dateMenu: Fix commit 52503c4c
    
    dateMenu uses now N_() but the function is not defined.
    
    To solve it, define N_().

 js/ui/dateMenu.js |    2 ++
 1 files changed, 2 insertions(+), 0 deletions(-)
---
diff --git a/js/ui/dateMenu.js b/js/ui/dateMenu.js
index 7ff75f7..260b5ec 100644
--- a/js/ui/dateMenu.js
+++ b/js/ui/dateMenu.js
@@ -19,6 +19,8 @@ const PanelMenu = imports.ui.panelMenu;
 const PopupMenu = imports.ui.popupMenu;
 const Calendar = imports.ui.calendar;
 
+const N_ = function(s) { return s; };
+
 function _onVertSepRepaint(area) {
     let cr = area.get_context();
     let themeNode = area.get_theme_node();