Issue 6447 - Switch to Harmony modules in lib/*

lib/content/elemHideEmulation.js

Index: lib/content/elemHideEmulation.js
===================================================================
--- a/lib/content/elemHideEmulation.js
+++ b/lib/content/elemHideEmulation.js
@@ -12,17 +12,17 @@
  * 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.
@@ -405,17 +405,17 @@
   // 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 = {
@@ -712,10 +712,8 @@
           characterData: shouldObserveCharacterData(this.patterns),
           subtree: true
         }
       );
       this.document.addEventListener("load", this.onLoad.bind(this), true);
     }
   }
 };
-
-exports.ElemHideEmulation = ElemHideEmulation;