Noissue - Remove DOMContentLoaded listeners after they've fired

stats.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 76 matching lines @@
     // Update stats
     ext.pages.query({active: true, lastFocusedWindow: true}, pages =>
     {
       currentPage = pages[0];
       updateStats();
 
       FilterNotifier.on("filter.hitCount", updateStats);
 
       document.getElementById("stats-container").removeAttribute("hidden");
     });
+
+    document.removeEventListener("DOMContentLoaded", onLoad);
   }
 
   function onUnload()
   {
     FilterNotifier.off("filter.hitCount", updateStats);
   }
 
   function updateStats()
   {
     let statsPage = document.getElementById("stats-page");
@@ skipping 21 matching lines @@
   {
     Prefs.show_statsinicon = !Prefs.show_statsinicon;
     document.getElementById("show-iconnumber").setAttribute(
       "aria-checked", Prefs.show_statsinicon
     );
   }
 
   document.addEventListener("DOMContentLoaded", onLoad, false);
   window.addEventListener("unload", onUnload, false);
 }());