From 504e63cd9a833b236b3d7f87ea71d58707db8804 Mon Sep 17 00:00:00 2001
From: mrmr1993
Date: Thu, 7 Sep 2017 12:55:57 +0100
Subject: Use browser.runtime.getBrowserInfo to identify Firefox

---
 lib/utils.coffee | 8 +++++++-
 1 file changed, 7 insertions(+), 1 deletion(-)

(limited to 'lib')

diff --git a/lib/utils.coffee b/lib/utils.coffee
index 520d5b8c..93cc3246 100644
--- a/lib/utils.coffee
+++ b/lib/utils.coffee
@@ -7,7 +7,13 @@ window.forTrusted ?= (handler) -> (event) ->
     true
 
 Utils =
-  isFirefox: -> 0 <= navigator.userAgent.indexOf "Firefox"
+  isFirefox: do ->
+    # NOTE(mrmr1993): This test only works in the background page, this is overwritten by isEnabledForUrl for
+    # content scripts.
+    isFirefox = false
+    browser?.runtime?.getBrowserInfo?()?.then? (browserInfo) ->
+      isFirefox = browserInfo?.name == "Firefox"
+    -> isFirefox
   getCurrentVersion: ->
     chrome.runtime.getManifest().version
 
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