Inherit EventTarget interface instead of duplicating its code

Source/bindings/tests/results/V8TestEventConstructor.cpp

Index: Source/bindings/tests/results/V8TestEventConstructor.cpp
diff --git a/Source/bindings/tests/results/V8TestEventConstructor.cpp b/Source/bindings/tests/results/V8TestEventConstructor.cpp
index cfa4a1498bb1dd7fc5eb23530102004639096ede..0fbf161aa1b223986659f1c68cd265e0bba7c14d 100644
--- a/Source/bindings/tests/results/V8TestEventConstructor.cpp
+++ b/Source/bindings/tests/results/V8TestEventConstructor.cpp
@@ -108,7 +108,7 @@ static void constructor(const v8::FunctionCallbackInfo<v8::Value>& args)
     RefPtr<TestEventConstructor> event = TestEventConstructor::create(type, eventInit);
 
     v8::Handle<v8::Object> wrapper = args.Holder();
-    V8DOMWrapper::associateObjectWithWrapper(event.release(), &V8TestEventConstructor::info, wrapper, args.GetIsolate(), WrapperConfiguration::Dependent);
+    V8DOMWrapper::associateObjectWithWrapper<V8TestEventConstructor>(event.release(), &V8TestEventConstructor::info, wrapper, args.GetIsolate(), WrapperConfiguration::Dependent);
     v8SetReturnValue(args, wrapper);
 }
 } // namespace TestEventConstructorV8Internal
@@ -190,18 +190,18 @@ bool V8TestEventConstructor::HasInstanceInAnyWorld(v8::Handle<v8::Value> value,
 v8::Handle<v8::Object> V8TestEventConstructor::createWrapper(PassRefPtr<TestEventConstructor> impl, v8::Handle<v8::Object> creationContext, v8::Isolate* isolate)
 {
     ASSERT(impl.get());
-    ASSERT(DOMDataStore::getWrapper(impl.get(), isolate).IsEmpty());
+    ASSERT(DOMDataStore::getWrapper<V8TestEventConstructor>(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, toInternalPointer(impl.get()), isolate);
     if (UNLIKELY(wrapper.IsEmpty()))
         return wrapper;
     installPerContextProperties(wrapper, impl.get(), isolate);
-    V8DOMWrapper::associateObjectWithWrapper(impl, &info, wrapper, isolate, WrapperConfiguration::Independent);
+    V8DOMWrapper::associateObjectWithWrapper<V8TestEventConstructor>(impl, &info, wrapper, isolate, WrapperConfiguration::Independent);
     return wrapper;
 }
 void V8TestEventConstructor::derefObject(void* object)
 {
-    static_cast<TestEventConstructor*>(object)->deref();
+    fromInternalPointer(object)->deref();
 }
 
 } // namespace WebCore