From 9b82ab2394301b1be29e50e746d2357025815de7 Mon Sep 17 00:00:00 2001
From: Jonathan Kingston <jonathan@jooped.co.uk>
Date: Tue, 14 Feb 2017 19:11:06 +0000
Subject: [PATCH] Setting default tab page to about:newTab. Fixes: #184

---
 index.js | 3 ++-
 1 file changed, 2 insertions(+), 1 deletion(-)

diff --git a/index.js b/index.js
index 843d651..ab37202 100644
--- a/index.js
+++ b/index.js
@@ -3,6 +3,7 @@
  * You can obtain one at http://mozilla.org/MPL/2.0/. */
 
 const XUL_NS = "http://www.mozilla.org/keymaster/gatekeeper/there.is.only.xul";
+const DEFAULT_TAB = "about:newtab";
 
 const HIDE_MENU_TIMEOUT = 300;
 
@@ -504,7 +505,7 @@ const ContainerService = {
         userContextId = args.userContextId;
       }
 
-      const tab = browserWin.gBrowser.addTab(args.url || null, { userContextId });
+      const tab = browserWin.gBrowser.addTab(args.url || DEFAULT_TAB, { userContextId });
       browserWin.gBrowser.selectedTab = tab;
       browserWin.focusAndSelectUrlBar();
       return true;