Add access checks to V8WrapperInstationScope.

Source/bindings/templates/interface.cpp

Index: Source/bindings/templates/interface.cpp
diff --git a/Source/bindings/templates/interface.cpp b/Source/bindings/templates/interface.cpp
index 4373f5abbfdbd424984ac3e043de25170f7dea41..029dda009d3de52ebb0db6c5b31e2ff07b03bc36 100644
--- a/Source/bindings/templates/interface.cpp
+++ b/Source/bindings/templates/interface.cpp
@@ -560,8 +560,8 @@ void {{v8_class}}::visitDOMWrapper(v8::Isolate* isolate, ScriptWrappable* script
 {
     {{cpp_class}}* impl = scriptWrappable->toImpl<{{cpp_class}}>();
     {% if set_wrapper_reference_to %}
-    v8::Local<v8::Object> creationContext = v8::Local<v8::Object>::New(isolate, wrapper);
-    V8WrapperInstantiationScope scope(creationContext, isolate);
+    v8::Local<v8::Object> context = v8::Local<v8::Object>::New(isolate, wrapper);
+    v8::Context::Scope scope(context->CreationContext());
     {{set_wrapper_reference_to.cpp_type}} {{set_wrapper_reference_to.name}} = impl->{{set_wrapper_reference_to.name}}();
     if ({{set_wrapper_reference_to.name}}) {
         if (DOMDataStore::containsWrapper({{set_wrapper_reference_to.name}}, isolate))