Issue 4368 - Ignore whitelisted schemes for pop-ups

lib/contentPolicy.js

 /*
  * This file is part of Adblock Plus <https://adblockplus.org/>,
  * Copyright (C) 2006-2016 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 121 matching lines @@
         filterType: filter ? filter.type : null
       });
     }
 
     function response(allow, collapse)
     {
       return {allow, collapse, hits};
     }
 
     // Ignore whitelisted schemes
-    if (!this.isBlockableScheme(location))
+    if (contentType != "POPUP" && !this.isBlockableScheme(location))
       return response(true, false);
 
     // Interpret unknown types as "other"
     contentType = this.contentTypes.get(contentType) || "OTHER";
 
     let nogeneric = false;
     if (Prefs.enabled)
     {
       let whitelistHit =
           this.isFrameWhitelisted(frames, false);
@@ skipping 252 matching lines @@
   {
     // EffectiveTLDService throws on IP addresses, just compare the host name
     let host = "";
     try
     {
       host = uri.host;
     } catch (e) {}
     return host != docDomain;
   }
 }