Issue 1550 - Get rid of V8ValueHolder.h

include/AdblockPlus/Notification.h

 /*
  * This file is part of Adblock Plus <https://adblockplus.org/>,
  * Copyright (C) 2006-2016 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 51 matching lines @@
     /**
      * Retrieves the type of this notification.
      * @return Type of this notification.
      */
     NotificationType GetType() const;
 
     /**
      * Retrieves the title and message of this notification.
      * @return Translated texts.
      */
-    NotificationTexts GetTexts();
+    NotificationTexts GetTexts() const;
 
     /**
      * Retrieves the URLs which should be mapped to the links in the message.
      * @return List of links.
      */
     std::vector<std::string> GetLinks() const;
 
     /**
      * Marks this notification as shown. It is only relevant for question
      * notifications. Other notifications are marked automatically.
      */
     void MarkAsShown();
   private:
   };
   typedef std::shared_ptr<Notification> NotificationPtr;
 }
 
 #endif