Issue 6447 - Switch to Harmony modules in lib/*

lib/content/elemHideEmulation.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
  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
  * along with Adblock Plus.  If not, see <http://www.gnu.org/licenses/>.
  */
 
 "use strict";
 
-const {textToRegExp, filterToRegExp, splitSelector} = require("../common");
+import {textToRegExp, filterToRegExp, splitSelector} from "../common";
 
 let MIN_INVOCATION_INTERVAL = 3000;
 const MAX_SYNCHRONOUS_PROCESSING_TIME = 50;
 const abpSelectorRegexp = /:-abp-([\w-]+)\(/i;
 
 /** Return position of node from parent.
  * @param {Node} node the node to find the position of.
  * @return {number} One-based index like for :nth-child(), or 0 on error.
  */
 function positionInParent(node)
@@ skipping 372 matching lines @@
 {
   // Observe changes to character data only if there's a contains selector in
   // one of the patterns.
   return patterns.some(
     pattern => pattern.selectors.some(
       selector => selector.dependsOnCharacterData
     )
   );
 }
 
-function ElemHideEmulation(addSelectorsFunc, hideElemsFunc)
+export function ElemHideEmulation(addSelectorsFunc, hideElemsFunc)
 {
   this.document = document;
   this.addSelectorsFunc = addSelectorsFunc;
   this.hideElemsFunc = hideElemsFunc;
   this.observer = new MutationObserver(this.observe.bind(this));
 }
 
 ElemHideEmulation.prototype = {
   isSameOrigin(stylesheet)
   {
@@ skipping 286 matching lines @@
           childList: true,
           attributes: shouldObserveAttributes(this.patterns),
           characterData: shouldObserveCharacterData(this.patterns),
           subtree: true
         }
       );
       this.document.addEventListener("load", this.onLoad.bind(this), true);
     }
   }
 };
-
-exports.ElemHideEmulation = ElemHideEmulation;