Issue 4497 - Move Utils.getRequestWindow() into child/utils.js

lib/child/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 21 matching lines @@
 catch (e)
 {
   Cu.reportError(e);
 }
 
 let {XPCOMUtils} = Cu.import("resource://gre/modules/XPCOMUtils.jsm", {});
 let {Services} = Cu.import("resource://gre/modules/Services.jsm", {});
 
 let {port} = require("messaging");
 let {Utils} = require("utils");
-let {getFrames, isPrivate} = require("child/utils");
+let {getFrames, isPrivate, getRequestWindow} = require("child/utils");
 let {objectMouseEventHander} = require("child/objectTabs");
 let {RequestNotifier} = require("child/requestNotifier");
 
 /**
  * Randomly generated class name, to be applied to collapsed nodes.
  * @type Promise.<string>
  */
 let collapsedClass = port.emitWithResponse("getCollapsedClass");
 
 /**
@@ skipping 346 matching lines @@
     try
     {
       // nsILoadInfo.contentPolicyType was introduced in Gecko 35, then
       // renamed to nsILoadInfo.externalContentPolicyType in Gecko 44.
       let loadInfo = oldChannel.loadInfo;
       let contentType = ("externalContentPolicyType" in loadInfo ?
           loadInfo.externalContentPolicyType : loadInfo.contentPolicyType);
       if (!contentType)
         return;
 
-      let wnd = Utils.getRequestWindow(newChannel);
+      let wnd = getRequestWindow(newChannel);
       if (!wnd)
         return;
 
       if (contentType == Ci.nsIContentPolicy.TYPE_DOCUMENT)
       {
         if (wnd.history.length <= 1 && wnd.opener)
         {
           // Special treatment for pop-up windows - this will close the window
           // rather than preventing the redirect. Note that we might not have
           // seen the original channel yet because the redirect happened before
@@ skipping 89 matching lines @@
           let weights = parentNode[property].split(",");
           weights[index] = "0";
           parentNode[property] = weights.join(",");
         }
       }
       else
         node.classList.add(cls);
     }
   });
 }