From e105aa41427e5216dcf53f8b31b9b8c689a064ba Mon Sep 17 00:00:00 2001
From: Alive Kuo <alegnadise@gmail.com>
Date: Thu, 27 Dec 2012 20:36:12 +0800
Subject: [PATCH] Bug 824880 - Disable multi-level context menu, r=vivien,    
 a=blocking-basecamp

---
 apps/system/js/list_menu.js | 12 ++++--------
 1 file changed, 4 insertions(+), 8 deletions(-)

diff --git a/apps/system/js/list_menu.js b/apps/system/js/list_menu.js
index c25c949ab36e..7962fb43ae01 100644
--- a/apps/system/js/list_menu.js
+++ b/apps/system/js/list_menu.js
@@ -60,14 +60,10 @@ var ListMenu = {
       var button = document.createElement('a');
       button.setAttribute('role', 'button');
       if (item.type && item.type == 'menu') {
-        this.currentLevel += 1;
-        this.currentParent = containerDiv.id;
-        this.buildMenu(item.items);
-        this.currentLevel -= 1;
-        item_div.classList.add('submenu');
-
-        button.href = '#' + this.currentChild;
-        button.textContent = item.label;
+        // XXX: We disallow multi-level menu at this moment
+        // See https://bugzilla.mozilla.org/show_bug.cgi?id=824928
+        // for UX design and dev implementation tracking
+        return;
       } else if (item.type && item.type == 'menuitem') {
         button.dataset.value = item.id;
         button.textContent = item.label;