Noissue - Throw TypeError when RTCPeerConnection called without new operator

inject.preload.js

 /*
  * This file is part of Adblock Plus <https://adblockplus.org/>,
  * Copyright (C) 2006-2017 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 341 matching lines @@
       // Call the real method first, so that validates the configuration for
       // us. Also we might as well since checkRequest is asynchronous anyway.
       realSetConfiguration(this, configuration);
       checkConfiguration(this, configuration);
     };
   }
 
   function WrappedRTCPeerConnection(...args)
   {
     if (!(this instanceof WrappedRTCPeerConnection))
-      return WrappedRTCPeerConnection();
+      return RealRTCPeerConnection();
 
     let configuration = protectConfiguration(args[0]);
 
     // Since the old webkitRTCPeerConnection constructor takes an optional
     // second argument we need to take care to pass that through. Necessary
     // for older versions of Chrome such as 49.
     let constraints = undefined;
     if (args.length > 1)
       constraints = args[1];
 
@@ skipping 23 matching lines @@
   if (typeof sandbox != "string" || /(^|\s)allow-scripts(\s|$)/i.test(sandbox))
   {
     let script = document.createElement("script");
     script.type = "application/javascript";
     script.async = false;
     script.textContent = "(" + injected + ")('" + randomEventName + "');";
     document.documentElement.appendChild(script);
     document.documentElement.removeChild(script);
   }
 }