[Binding] Support primitive type for union member

Source/bindings/tests/results/V8TestInterface.cpp

 /*
     This file is part of the Blink open source project.
     This file has been auto-generated by CodeGeneratorV8.pm. DO NOT MODIFY!
 
     This library is free software; you can redistribute it and/or
     modify it under the terms of the GNU Library General Public
     License as published by the Free Software Foundation; either
     version 2 of the License, or (at your option) any later version.
 
     This library is distributed in the hope that it will be useful,
@@ skipping 514 matching lines @@
 v8::Handle<v8::Value> V8TestInterface::namedPropertyGetter(v8::Local<v8::String> name, const v8::AccessorInfo& info)
 {
     if (!info.Holder()->GetRealNamedPropertyInPrototypeChain(name).IsEmpty())
         return v8Undefined();
     if (info.Holder()->HasRealNamedCallbackProperty(name))
         return v8Undefined();
 
     ASSERT(V8DOMWrapper::maybeDOMWrapper(info.Holder()));
     TestInterface* collection = toNative(info.Holder());
     AtomicString propertyName = toWebCoreAtomicString(name);
+    bool element0Enabled = false;
     RefPtr<Node> element0;
+    bool element1Enabled = false;
     RefPtr<NodeList> element1;
-    collection->getItem(propertyName, element0, element1);
-    if (!!element0)
+    collection->getItem(propertyName, element0Enabled, element0, element1Enabled, element1);
+    if (element0Enabled && !!element0)
         return toV8Fast(element0.release(), info, collection);
-    if (!!element1)
+    if (element1Enabled && !!element1)
         return toV8Fast(element1.release(), info, collection);
     return v8Undefined();
 }
 
 static v8::Persistent<v8::FunctionTemplate> ConfigureV8TestInterfaceTemplate(v8::Persistent<v8::FunctionTemplate> desc, v8::Isolate* isolate, WrapperWorldType currentWorldType)
 {
     desc->ReadOnlyPrototype();
 
     v8::Local<v8::Signature> defaultSignature;
     defaultSignature = V8DOMConfiguration::configureTemplate(desc, "TestInterface", v8::Persistent<v8::FunctionTemplate>(), V8TestInterface::internalFieldCount,
@@ skipping 104 matching lines @@
     return wrapper;
 }
 void V8TestInterface::derefObject(void* object)
 {
     static_cast<TestInterface*>(object)->deref();
 }
 
 } // namespace WebCore
 
 #endif // ENABLE(Condition1) || ENABLE(Condition2)