Issue 4864 - Start using ESLint for adblockpluschrome

qunit/common.js

 /*
  * This file is part of Adblock Plus <https://adblockplus.org/>,
- * Copyright (C) 2006-2016 Eyeo GmbH
+ * 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
  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  * GNU General Public License for more details.
  *
@@ skipping 18 matching lines @@
   Filter.knownFilters = Object.create(null);
 
   defaultMatcher.clear();
   ElemHide.clear();
 }
 
 function restoreFilterComponents()
 {
 }
 
-function preparePrefs()
-{
-  this._pbackup = Object.create(null);
-  for (let pref in Prefs)
-  {
-    let value = Prefs[pref];
-    this._pbackup[pref] = value;
-  }
-  Prefs.enabled = true;
-}
-
-function restorePrefs()
-{
-  for (let pref in this._pbackup)
-    Prefs[pref] = this._pbackup[pref];
-}
-
 function executeFirstRunActions()
 {
 }