Issue 5593 - Merge notification.js and stats.js into popup.js

popup.js

 /*
  * This file is part of Adblock Plus <https://adblockplus.org/>,
  * Copyright (C) 2006-present 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 202 matching lines @@
   });
 
   let statsTotal = document.getElementById("stats-total");
   getPref("blocked_total", blockedTotal =>
   {
     ext.i18n.setElementText(statsTotal, "stats_label_total",
                             [blockedTotal.toLocaleString()]);
   });
 }
 
-function share(ev)
+function share(event)
 {
   getPref("blocked_total", blockedTotal =>
   {
     // Easter Egg
     if (blockedTotal <= 9000 || blockedTotal >= 10000)
     {
       blockedTotal = blockedTotal.toLocaleString();
     }
     else
     {
       blockedTotal = chrome.i18n.getMessage("stats_over",
                                             (9000).toLocaleString());
     }
 
     chrome.tabs.create({
-      url: createShareLink(ev.target.dataset.social, blockedTotal)
+      url: createShareLink(event.target.dataset.social, blockedTotal)
     });
   });
 }
 
 function toggleIconNumber()
 {
   togglePref("show_statsinicon", showStatsInIcon =>
   {
     document.getElementById("show-iconnumber").setAttribute(
       "aria-checked", showStatsInIcon
@@ skipping 136 matching lines @@
       {
         if (event.target.id == "notification-optout")
           setPref("notifications_ignoredcategories", true);
 
         notificationElement.hidden = true;
         notification.onClicked();
       }
     }, true);
   });
 });