Inherit EventTarget interface instead of duplicating its code

Source/bindings/tests/results/V8TestInterface.cpp

Index: Source/bindings/tests/results/V8TestInterface.cpp
diff --git a/Source/bindings/tests/results/V8TestInterface.cpp b/Source/bindings/tests/results/V8TestInterface.cpp
index 2081722ff7ed2f8a7a94b28b91de588e965a9e71..59c934e415a40876d39f6467d7d3b0e394be3464 100644
--- a/Source/bindings/tests/results/V8TestInterface.cpp
+++ b/Source/bindings/tests/results/V8TestInterface.cpp
@@ -901,7 +901,7 @@ static void constructor(const v8::FunctionCallbackInfo<v8::Value>& args)
         return;
     }
 
-    V8DOMWrapper::associateObjectWithWrapper(impl.release(), &V8TestInterface::info, wrapper, args.GetIsolate(), WrapperConfiguration::Dependent);
+    V8DOMWrapper::associateObjectWithWrapper<V8TestInterface>(impl.release(), &V8TestInterface::info, wrapper, args.GetIsolate(), WrapperConfiguration::Dependent);
     args.GetReturnValue().Set(wrapper);
 }
 
@@ -1249,18 +1249,18 @@ ActiveDOMObject* V8TestInterface::toActiveDOMObject(v8::Handle<v8::Object> objec
 v8::Handle<v8::Object> V8TestInterface::createWrapper(PassRefPtr<TestInterface> impl, v8::Handle<v8::Object> creationContext, v8::Isolate* isolate)
 {
     ASSERT(impl.get());
-    ASSERT(DOMDataStore::getWrapper(impl.get(), isolate).IsEmpty());
+    ASSERT(DOMDataStore::getWrapper<V8TestInterface>(impl.get(), isolate).IsEmpty());
 
-    v8::Handle<v8::Object> wrapper = V8DOMWrapper::createWrapper(creationContext, &info, impl.get(), isolate);
+    v8::Handle<v8::Object> wrapper = V8DOMWrapper::createWrapper(creationContext, &info, toWrappedType(impl.get()), isolate);
     if (UNLIKELY(wrapper.IsEmpty()))
         return wrapper;
     installPerContextProperties(wrapper, impl.get(), isolate);
-    V8DOMWrapper::associateObjectWithWrapper(impl, &info, wrapper, isolate, WrapperConfiguration::Dependent);
+    V8DOMWrapper::associateObjectWithWrapper<V8TestInterface>(impl, &info, wrapper, isolate, WrapperConfiguration::Dependent);
     return wrapper;
 }
 void V8TestInterface::derefObject(void* object)
 {
-    static_cast<TestInterface*>(object)->deref();
+    fromWrappedType(object)->deref();
 }
 
 } // namespace WebCore