Have V8HiddenPropertyName static functions take an isolate in argument

Source/bindings/v8/V8LazyEventListener.cpp

Index: Source/bindings/v8/V8LazyEventListener.cpp
diff --git a/Source/bindings/v8/V8LazyEventListener.cpp b/Source/bindings/v8/V8LazyEventListener.cpp
index 9553b1c6aea99d8465a33363de2e5ed3624309c3..50a6e654462751f38b06bdaff52a54f1615c17f2 100644
--- a/Source/bindings/v8/V8LazyEventListener.cpp
+++ b/Source/bindings/v8/V8LazyEventListener.cpp
@@ -105,7 +105,7 @@ v8::Local<v8::Value> V8LazyEventListener::callListenerFunction(ScriptExecutionCo
 
 static void V8LazyEventListenerToString(const v8::FunctionCallbackInfo<v8::Value>& args)
 {
-    v8SetReturnValue(args, args.Holder()->GetHiddenValue(V8HiddenPropertyName::toStringString()));
+    v8SetReturnValue(args, args.Holder()->GetHiddenValue(V8HiddenPropertyName::toStringString(args.GetIsolate())));
 }
 
 void V8LazyEventListener::prepareListenerObject(ScriptExecutionContext* context)
@@ -211,7 +211,7 @@ void V8LazyEventListener::prepareListenerObject(ScriptExecutionContext* context)
         toStringFunction = toStringTemplate->GetFunction();
     if (!toStringFunction.IsEmpty()) {
         String toStringString = "function " + m_functionName + "(" + m_eventParameterName + ") {\n  " + m_code + "\n}";
-        wrappedFunction->SetHiddenValue(V8HiddenPropertyName::toStringString(), v8String(toStringString, isolate));
+        wrappedFunction->SetHiddenValue(V8HiddenPropertyName::toStringString(isolate), v8String(toStringString, isolate));
         wrappedFunction->Set(v8::String::NewSymbol("toString"), toStringFunction);
     }