From 7ddd90ce8b0d95db7225839eba83a9b61c77df4b Mon Sep 17 00:00:00 2001
From: Matthew Beale <matt.beale@madhatted.com>
Date: Thu, 15 Mar 2012 09:33:51 -0400
Subject: [PATCH] CoffeeScript flunks on preserving JavaScript  behavior

---
 vendor/assets/javascripts/mercury/uploader.js.coffee | 4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)

diff --git a/vendor/assets/javascripts/mercury/uploader.js.coffee b/vendor/assets/javascripts/mercury/uploader.js.coffee
index bb2921e4..50eee279 100644
--- a/vendor/assets/javascripts/mercury/uploader.js.coffee
+++ b/vendor/assets/javascripts/mercury/uploader.js.coffee
@@ -35,10 +35,10 @@ jQuery.extend Mercury.uploader,
     return !!(xhr.upload && xhr.sendAsBinary && (Mercury.uploader.fileReaderSupported() || Mercury.uploader.formDataSupported()))
 
   fileReaderSupported: ->
-    !!('FileReader' in window)
+    !!(window.FileReader)
   
   formDataSupported: ->
-    !!('FormData' in window)
+    !!(window.FormData)
 
   build: ->
     @element = jQuery('<div>', {class: 'mercury-uploader', style: 'display:none'})