Revert of Two small bugfixes

chrome/browser/resources/whispernet_proxy/js/wrapper.js

 // Copyright 2014 The Chromium Authors. All rights reserved.
 // Use of this source code is governed by a BSD-style license that can be
 // found in the LICENSE file.
 
 'use strict';
 
 /**
  * Function to convert an array of bytes to a base64 string
  * TODO(rkc): Change this to use a Uint8array instead of a string.
  * @param {string} bytes String containing the bytes we want to convert.
  * @return {string} String containing the base64 representation.
  */
 function bytesToBase64(bytes) {
   var bstr = '';
   for (var i = 0; i < bytes.length; ++i)
     bstr += String.fromCharCode(bytes[i]);
-  return btoa(bstr).replace(/=/g, '');
+  return btoa(bstr).replace('=', '');
 }
 
 /**
  * Function to convert a string to an array of bytes.
  * @param {string} str String to convert.
  * @return {Array} Array containing the string.
  */
 function stringToArray(str) {
   var buffer = [];
   for (var i = 0; i < str.length; ++i)
@@ skipping 132 matching lines @@
   if (!candidates || candidates.length == 0)
     return;
 
   var returnCandidates = [];
   for (var i = 0; i < candidates.length; ++i) {
     returnCandidates[i] = { token: bytesToBase64(candidates[i]),
                             audible: audible };
   }
   chrome.copresencePrivate.sendFound(this.clientId_, returnCandidates);
 };