Support union return type for anonymous named/indexed getter

Source/bindings/tests/results/V8TestInterface.h

 /*
     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 25 matching lines @@
     static bool HasInstanceInAnyWorld(v8::Handle<v8::Value>, v8::Isolate*);
     static v8::Persistent<v8::FunctionTemplate> GetTemplate(v8::Isolate*, WrapperWorldType);
     static TestInterface* toNative(v8::Handle<v8::Object> object)
     {
         return reinterpret_cast<TestInterface*>(object->GetAlignedPointerFromInternalField(v8DOMWrapperObjectIndex));
     }
     static void derefObject(void*);
     static WrapperTypeInfo info;
     static ActiveDOMObject* toActiveDOMObject(v8::Handle<v8::Object>);
     static v8::Handle<v8::Value> constructorCallback(const v8::Arguments&);
+    static v8::Handle<v8::Value> namedPropertyGetter(v8::Local<v8::String>, const v8::AccessorInfo&);
     static v8::Handle<v8::Value> namedPropertySetter(v8::Local<v8::String>, v8::Local<v8::Value>, const v8::AccessorInfo&);
     static const int internalFieldCount = v8DefaultWrapperInternalFieldCount + 0;
     static void installPerContextProperties(v8::Handle<v8::Object>, TestInterface*, v8::Isolate*);
     static void installPerContextPrototypeProperties(v8::Handle<v8::Object>, v8::Isolate*) { }
 private:
     friend v8::Handle<v8::Object> wrap(TestInterface*, v8::Handle<v8::Object> creationContext, v8::Isolate*);
     static v8::Handle<v8::Object> createWrapper(PassRefPtr<TestInterface>, v8::Handle<v8::Object> creationContext, v8::Isolate*);
 };
 
 template<>
@@ skipping 76 matching lines @@
 inline v8::Handle<v8::Value> toV8(PassRefPtr< TestInterface > impl, v8::Handle<v8::Object> creationContext, v8::Isolate* isolate)
 {
     return toV8(impl.get(), creationContext, isolate);
 }
 
 }
 
 #endif // ENABLE(Condition1) || ENABLE(Condition2)
 
 #endif // V8TestInterface_h