diff --git a/src/ioslaves/http/kcookiejar/kcookieserver.h b/src/ioslaves/http/kcookiejar/kcookieserver.h
index 51d6b9b7..757f7a92 100644
--- a/src/ioslaves/http/kcookiejar/kcookieserver.h
+++ b/src/ioslaves/http/kcookiejar/kcookieserver.h
@@ -1,115 +1,111 @@
 /*
     This file is part of the KDE File Manager
 
     Copyright (C) 1998 Waldo Bastian (bastian@kde.org)
 
     This library is free software; you can redistribute it and/or
     modify it under the terms of the GNU Library General Public License
     as published by the Free Software Foundation; either
     version 2, or (at your option) version 3.
 
     This software 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 this library; see the file COPYING. If not, write to
     the Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor,
     Boston, MA 02110-1301, USA.
 */
 //----------------------------------------------------------------------------
 //
 // KDE Cookie Server
 
 #ifndef KCOOKIESERVER_H
 #define KCOOKIESERVER_H
 
 #include <QStringList>
 #include <kdedmodule.h>
 #include <QDBusConnection>
 #include <QDBusContext>
 
 class KHttpCookieList;
 class KCookieJar;
 class KHttpCookie;
 class QTimer;
 class RequestList;
 class KConfig;
 
 // IMPORTANT: Do *NOT* replace qlonglong with WId in this class.
 //
 // KCookieServer is exposed over DBus and DBus does not know how to handle the
 // WId type. If a method has a WId argument it is not exposed and one gets a
 // warning at compile time:
 //
 // "addFunction: Unregistered input type in parameter list: WId"
 
 class KCookieServer : public KDEDModule, protected QDBusContext
 {
     Q_OBJECT
     Q_CLASSINFO("D-Bus Interface", "org.kde.KCookieServer")
 public:
     KCookieServer(QObject *parent, const QList<QVariant> &);
     ~KCookieServer();
 
 public Q_SLOTS:
     // KDE5 TODO: don't overload names here, it prevents calling e.g. findCookies from the command-line using qdbus.
     QString listCookies(const QString &url);
     QString findCookies(const QString &url, qlonglong windowId);
     QStringList findDomains();
     // KDE5: rename
     QStringList findCookies(const QList<int> &fields, const QString &domain, const QString &fqdn, const QString &path, const QString &name);
     QString findDOMCookies(const QString &url);
     QString findDOMCookies(const QString &url, qlonglong windowId); // KDE5: merge with above, using default value (windowId = 0)
     void addCookies(const QString &url, const QByteArray &cookieHeader, qlonglong windowId);
     void deleteCookie(const QString &domain, const QString &fqdn, const QString &path, const QString &name);
     void deleteCookiesFromDomain(const QString &domain);
     void deleteSessionCookies(qlonglong windowId);
     void deleteSessionCookiesFor(const QString &fqdn, qlonglong windowId);
     void deleteAllCookies();
     void addDOMCookies(const QString &url, const QByteArray &cookieHeader, qlonglong windowId);
     /**
      * Sets the cookie policy for the domain associated with the specified URL.
      */
     bool setDomainAdvice(const QString &url, const QString &advice);
     /**
      * Returns the cookie policy in effect for the specified URL.
      */
     QString getDomainAdvice(const QString &url);
     void reloadPolicy();
     void shutdown();
 
 public:
     bool cookiesPending(const QString &url, KHttpCookieList *cookieList = nullptr);
     void addCookies(const QString &url, const QByteArray &cookieHeader,
                     qlonglong windowId, bool useDOMFormat);
     void checkCookies(KHttpCookieList *cookieList);
     // TODO: KDE5 merge with above function and make all these public functions
     // private since they are not used externally.
     void checkCookies(KHttpCookieList *cookieList, qlonglong windowId);
 
 private Q_SLOTS:
     void slotSave();
     void slotDeleteSessionCookies(qlonglong windowId);
 
 private:
     KCookieJar *mCookieJar;
     KHttpCookieList *mPendingCookies;
     RequestList *mRequestList;
     QTimer *mTimer;
     bool mAdvicePending;
     KConfig *mConfig;
     QString mFilename;
 
 private:
-    virtual int newInstance(QList<QByteArray>)
-    {
-        return 0;
-    }
     bool cookieMatches(const KHttpCookie &, const QString &, const QString &, const QString &, const QString &);
     void putCookie(QStringList &, const KHttpCookie &, const QList<int> &);
     void saveCookieJar();
 };
 
 #endif