Issue 5013 - Make more methods const.- introduced JsConstValuePtr and JsConstValueList- JsValue:…

include/AdblockPlus/JsValue.h

Index: include/AdblockPlus/JsValue.h
===================================================================
--- a/include/AdblockPlus/JsValue.h
+++ b/include/AdblockPlus/JsValue.h
@@ -37,21 +37,23 @@ namespace AdblockPlus
   class JsEngine;
 
   typedef std::shared_ptr<JsEngine> JsEnginePtr;
 
   /**
    * Shared smart pointer to a `JsValue` instance.
    */
   typedef std::shared_ptr<JsValue> JsValuePtr;
+  typedef std::shared_ptr<const JsValue> JsConstValuePtr;
 
   /**
    * List of JavaScript values.
    */
   typedef std::vector<AdblockPlus::JsValuePtr> JsValueList;
+  typedef std::vector<AdblockPlus::JsConstValuePtr> JsConstValueList;
 
   /**
    * Wrapper for JavaScript values.
    * See `JsEngine` for creating `JsValue` objects.
    */
   class JsValue
   {
     friend class JsEngine;
@@ -116,26 +118,26 @@ namespace AdblockPlus
     std::string GetClass() const;
 
     /**
      * Invokes the value as a function (see `IsFunction()`).
      * @param params Optional list of parameters.
      * @param thisPtr Optional `this` value.
      * @return Value returned by the function.
      */
-    JsValuePtr Call(const JsValueList& params = JsValueList(),
+    JsValuePtr Call(const JsConstValueList& params = JsConstValueList(),
         AdblockPlus::JsValuePtr thisPtr = AdblockPlus::JsValuePtr()) const;
 
     /**
      * Invokes the value as a function (see `IsFunction()`) with single
      * parameter.
      * @param arg A single required parameter.
      * @return Value returned by the function.
      */
-    JsValuePtr Call(const JsValue& arg) const;
+    JsValuePtr Call(const JsConstValuePtr& arg) const;
 
     v8::Local<v8::Value> UnwrapValue() const;
   protected:
     JsEnginePtr jsEngine;
   private:
     JsValue(JsEnginePtr jsEngine, v8::Handle<v8::Value> value);
     void SetProperty(const std::string& name, v8::Handle<v8::Value> val);
     std::unique_ptr<v8::Persistent<v8::Value>> value;