Issue 5034 - Part 1: Pass a JsValue directly to SetProperty() and return from GetProperty()

include/AdblockPlus/JsEngine.h

 /*
  * This file is part of Adblock Plus <https://adblockplus.org/>,
  * 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
@@ skipping 259 matching lines @@
      * instance by default, which might be sufficient.
      * @param The `LogSystem` instance to use.
      */
     void SetLogSystem(const LogSystemPtr& val);
 
     /**
      * Sets a global property that can be accessed by all the scripts.
      * @param name Name of the property to set.
      * @param value Value of the property to set.
      */
-    void SetGlobalProperty(const std::string& name, const AdblockPlus::JsValuePtr& value);
+    void SetGlobalProperty(const std::string& name, const AdblockPlus::JsValue& value);
 
     /**
      * Returns a pointer to associated v8::Isolate.
      */
     v8::Isolate* GetIsolate()
     {
       return isolate->Get();
     }
 
   private:
     struct TimerTask
     {
       ~TimerTask();
       std::vector<std::unique_ptr<v8::Persistent<v8::Value>>> arguments;
     };
     typedef std::list<TimerTask> TimerTasks;
     void CallTimerTask(const TimerTasks::const_iterator& timerTaskIterator);
 
     explicit JsEngine(const ScopedV8IsolatePtr& isolate, TimerPtr timer);
 
-    JsValuePtr GetGlobalObject();
+    JsValue GetGlobalObject();
 
     /// Isolate must be disposed only after disposing of all objects which are
     /// using it.
     ScopedV8IsolatePtr isolate;
 
     FileSystemPtr fileSystem;
     WebRequestPtr webRequest;
     LogSystemPtr logSystem;
     std::unique_ptr<v8::Persistent<v8::Context>> context;
     EventMap eventCallbacks;
     std::mutex eventCallbacksMutex;
     mutable std::mutex isConnectionAllowedMutex;
     IsConnectionAllowedCallback isConnectionAllowed;
     TimerTasks timerTasks;
     TimerPtr timer;
   };
 }
 
 #endif