Issue 5013 - Use const JsValue and pass reference where applicable

test/JsEngine.cpp

Index: test/JsEngine.cpp
===================================================================
--- a/test/JsEngine.cpp
+++ b/test/JsEngine.cpp
@@ -62,19 +62,19 @@
   value = jsEngine->NewObject();
   ASSERT_TRUE(value->IsObject());
   ASSERT_EQ(0u, value->GetOwnPropertyNames().size());
 }
 
 TEST_F(JsEngineTest, EventCallbacks)
 {
   bool callbackCalled = false;
-  AdblockPlus::JsValueList callbackParams;
+  AdblockPlus::JsConstValueList callbackParams;
   auto Callback = [&callbackCalled, & callbackParams](
-    const AdblockPlus::JsValueList& params)
+    const AdblockPlus::JsConstValueList& params)
   {
     callbackCalled = true;
     callbackParams = params;
   };
 
   // Trigger event without a callback
   callbackCalled = false;
   jsEngine->Evaluate("_triggerEvent('foobar')");
@@ -123,14 +123,14 @@
   AdblockPlus::WebRequestPtr webRequest(new AdblockPlus::DefaultWebRequest());
   jsEngine->SetWebRequest(webRequest);
   ASSERT_EQ(webRequest, jsEngine->GetWebRequest());
 }
 
 TEST(NewJsEngineTest, GlobalPropertyTest)
 {
   AdblockPlus::JsEnginePtr jsEngine(AdblockPlus::JsEngine::New());
-  jsEngine->SetGlobalProperty("foo", jsEngine->NewValue("bar"));
+  jsEngine->SetGlobalProperty("foo", *jsEngine->NewValue("bar"));
   AdblockPlus::JsValuePtr foo = jsEngine->Evaluate("foo");
   ASSERT_TRUE(foo->IsString());
   ASSERT_EQ(foo->AsString(), "bar");
 }