Issue 5013 - Use const JsValue and pass reference where applicable

test/UpdateCheck.cpp

Index: test/UpdateCheck.cpp
===================================================================
--- a/test/UpdateCheck.cpp
+++ b/test/UpdateCheck.cpp
@@ -49,17 +49,17 @@
   protected:
     AdblockPlus::AppInfo appInfo;
     TestWebRequest* webRequest;
     AdblockPlus::WebRequestPtr webRequestPtr;
     AdblockPlus::JsEnginePtr jsEngine;
     FilterEnginePtr filterEngine;
 
     bool eventCallbackCalled;
-    AdblockPlus::JsValueList eventCallbackParams;
+    AdblockPlus::JsConstValueList eventCallbackParams;
     bool updateCallbackCalled;
     std::string updateError;
 
     void SetUp()
     {
       webRequest = new TestWebRequest();
       webRequestPtr.reset(webRequest);
 
@@ -81,17 +81,17 @@
     }
 
     void ForceUpdateCheck()
     {
       filterEngine->ForceUpdateCheck(
           std::bind(&UpdateCheckTest::UpdateCallback, this, std::placeholders::_1));
     }
 
-    void EventCallback(const AdblockPlus::JsValueList& params)
+    void EventCallback(const AdblockPlus::JsConstValueList& params)
     {
       eventCallbackCalled = true;
       eventCallbackParams = params;
     }
 
     void UpdateCallback(const std::string& error)
     {
       updateCallbackCalled = true;