From 748b86ac305c76613a7619d62f692f5bd997f4f4 Mon Sep 17 00:00:00 2001
From: Ben Toews <mastahyeti@users.noreply.github.com>
Date: Tue, 11 Oct 2016 07:44:23 -0600
Subject: [PATCH] `indexOf` instead of `includes`

IE doesn't have `includes`
---
 u2f-api-polyfill.js | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/u2f-api-polyfill.js b/u2f-api-polyfill.js
index e2c114c..8fbf271 100644
--- a/u2f-api-polyfill.js
+++ b/u2f-api-polyfill.js
@@ -11,7 +11,7 @@
 'use strict';
 
 (function (){
-  var isChrome = 'chrome' in window && !window.navigator.userAgent.includes('Edge');
+  var isChrome = 'chrome' in window && window.navigator.userAgent.indexOf('Edge') < 0;
   if ('u2f' in window || !isChrome) {
     return;
   }