From 05b835dd7316a6ea7317216eaa81bc4fead6badf Mon Sep 17 00:00:00 2001
From: gorhill <rhill@raymondhill.net>
Date: Mon, 19 Jan 2015 18:42:58 -0500
Subject: [PATCH] started work on #105, #475, and possibly #510

---
 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 5d9b30b..9e6eb3a 100644
--- a/platform/firefox/vapi-background.js
+++ b/platform/firefox/vapi-background.js
@@ -329,6 +329,14 @@ vAPI.tabs = {};
 
 /******************************************************************************/
 
+vAPI.isNoTabId = function(tabId) {
+    return tabId.toString() === '_';
+};
+
+vAPI.noTabId = '_';
+
+/******************************************************************************/
+
 vAPI.tabs.registerListeners = function() {
     // onNavigation and onUpdated handled with tabsProgressListener
     // onClosed - handled in windowWatcher.onTabClose