Issue 3459 - Don't duplicate content type definition

chrome/content/ui/sidebar.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 90 matching lines @@
   // Activate flasher
   list.addEventListener("select", onSelectionChange, false);
 
   // Initialize data
   handleLocationChange();
 
   // Install a progress listener to catch location changes
   if (addBrowserLocationListener)
     addBrowserLocationListener(mainWin, handleLocationChange, true);
 
-  for (let type of Policy.contentTypes)
+  for (let type of Policy.contentTypes.values())
     localizedTypes.set(type, Utils.getString("type_label_" + type.toLowerCase()));
 }
 
 // To be called for a detached window when the main window has been closed
 function mainUnload() {
   parent.close();
 }
 
 function updateContentLocation()
 {
@@ skipping 1208 matching lines @@
       return {tooltip: this.itemsDummyTooltip};
   },
 
   invalidateItem: function(item)
   {
     let row = this.data.indexOf(item);
     if (row >= 0)
       this.boxObject.invalidateRow(row);
   }
 }