From 7e8d2e431b23fdea8705cf631be9cee7cbf88b9b Mon Sep 17 00:00:00 2001
From: gorhill <rhill@raymondhill.net>
Date: Fri, 20 Mar 2015 19:17:07 -0400
Subject: [PATCH] this fixes #1057

---
 platform/firefox/vapi-background.js | 8 ++++++++
 1 file changed, 8 insertions(+)

diff --git a/platform/firefox/vapi-background.js b/platform/firefox/vapi-background.js
index 97c2754cf..d7276ad8f 100644
--- a/platform/firefox/vapi-background.js
+++ b/platform/firefox/vapi-background.js
@@ -1843,6 +1843,14 @@ vAPI.contextMenu.create = function(details, callback) {
 
 /******************************************************************************/
 
+vAPI.contextMenu.remove = function() {
+    for ( var win of vAPI.tabs.getWindows() ) {
+        this.unregister(win.document);
+    }
+};
+
+/******************************************************************************/
+
 var optionsObserver = {
     addonId: '{2b10c1c8-a11f-4bad-fe9c-1c11e82cac42}',