Issue 1985 - Replaced __proto__ with Object.create() and Object.getPrototypeOf()

options.js

 /*
  * This file is part of Adblock Plus <https://adblockplus.org/>,
  * Copyright (C) 2006-2015 Eyeo GmbH
  *
  * Adblock Plus is free software: you can redistribute it and/or modify
  * it under the terms of the GNU General Public License version 3 as
  * published by the Free Software Foundation.
  *
  * Adblock Plus is distributed in the hope that it will be useful,
  * but WITHOUT ANY WARRANTY; without even the implied warranty of
@@ skipping 535 matching lines @@
   try
   {
     add = parseFilters(text, true);
   }
   catch (error)
   {
     alert(error);
     return;
   }
 
-  var seenFilter = {__proto__: null};
+  var seenFilter = Object.create(null);
   for (var i = 0; i < add.length; i++)
   {
     var filter = add[i];
     FilterStorage.addFilter(filter);
     seenFilter[filter.text] = null;
   }
 
   var remove = [];
   for (var i = 0; i < FilterStorage.subscriptions.length; i++)
   {
@@ skipping 76 matching lines @@
       links[i].href = arguments[i + 1];
       links[i].setAttribute("target", "_blank");
     }
     else if (typeof arguments[i + 1] == "function")
     {
       links[i].href = "javascript:void(0);";
       links[i].addEventListener("click", arguments[i + 1], false);
     }
   }
 }