Inherit EventTarget interface instead of duplicating its code

Source/bindings/tests/results/V8TestInterface.h

Index: Source/bindings/tests/results/V8TestInterface.h
diff --git a/Source/bindings/tests/results/V8TestInterface.h b/Source/bindings/tests/results/V8TestInterface.h
index 8ffd9c8973d18abde314669695cb6c2f0a8682cb..d33fd24df63efd2b0b7bc9e5badd38068d1a37e2 100644
--- a/Source/bindings/tests/results/V8TestInterface.h
+++ b/Source/bindings/tests/results/V8TestInterface.h
@@ -36,7 +36,7 @@ public:
     static v8::Handle<v8::FunctionTemplate> GetTemplate(v8::Isolate*, WrapperWorldType);
     static TestInterface* toNative(v8::Handle<v8::Object> object)
     {
-        return reinterpret_cast<TestInterface*>(object->GetAlignedPointerFromInternalField(v8DOMWrapperObjectIndex));
+        return fromWrappedType(object->GetAlignedPointerFromInternalField(v8DOMWrapperObjectIndex));
     }
     static void derefObject(void*);
     static WrapperTypeInfo info;
@@ -53,6 +53,15 @@ public:
 #endif // ENABLE(Condition22) || ENABLE(Condition23)
     static void namedPropertySetterCustom(v8::Local<v8::String>, v8::Local<v8::Value>, const v8::PropertyCallbackInfo<v8::Value>&);
     static const int internalFieldCount = v8DefaultWrapperInternalFieldCount + 0;
+    static inline void* toWrappedType(TestInterface* impl)
+    {
+        return impl;
+    }
+
+    static inline TestInterface* fromWrappedType(void* object)
+    {
+        return static_cast<TestInterface*>(object);
+    }
     static void installPerContextProperties(v8::Handle<v8::Object>, TestInterface*, v8::Isolate*);
     static void installPerContextPrototypeProperties(v8::Handle<v8::Object>, v8::Isolate*) { }
 private:
@@ -70,7 +79,7 @@ public:
 inline v8::Handle<v8::Object> wrap(TestInterface* impl, v8::Handle<v8::Object> creationContext, v8::Isolate* isolate)
 {
     ASSERT(impl);
-    ASSERT(DOMDataStore::getWrapper(impl, isolate).IsEmpty());
+    ASSERT(DOMDataStore::getWrapper<V8TestInterface>(impl, isolate).IsEmpty());
     if (ScriptWrappable::wrapperCanBeStoredInObject(impl)) {
         const WrapperTypeInfo* actualInfo = ScriptWrappable::getTypeInfoFromObject(impl);
         // Might be a XXXConstructor::info instead of an XXX::info. These will both have
@@ -84,7 +93,7 @@ inline v8::Handle<v8::Value> toV8(TestInterface* impl, v8::Handle<v8::Object> cr
 {
     if (UNLIKELY(!impl))
         return v8NullWithCheck(isolate);
-    v8::Handle<v8::Value> wrapper = DOMDataStore::getWrapper(impl, isolate);
+    v8::Handle<v8::Value> wrapper = DOMDataStore::getWrapper<V8TestInterface>(impl, isolate);
     if (!wrapper.IsEmpty())
         return wrapper;
     return wrap(impl, creationContext, isolate);
@@ -95,7 +104,7 @@ inline v8::Handle<v8::Value> toV8ForMainWorld(TestInterface* impl, v8::Handle<v8
     ASSERT(worldType(isolate) == MainWorld);
     if (UNLIKELY(!impl))
         return v8NullWithCheck(isolate);
-    v8::Handle<v8::Value> wrapper = DOMDataStore::getWrapperForMainWorld(impl);
+    v8::Handle<v8::Value> wrapper = DOMDataStore::getWrapperForMainWorld<V8TestInterface>(impl);
     if (!wrapper.IsEmpty())
         return wrapper;
     return wrap(impl, creationContext, isolate);
@@ -106,7 +115,7 @@ inline v8::Handle<v8::Value> toV8Fast(TestInterface* impl, const HolderContainer
 {
     if (UNLIKELY(!impl))
         return v8::Null(container.GetIsolate());
-    v8::Handle<v8::Object> wrapper = DOMDataStore::getWrapperFast(impl, container, wrappable);
+    v8::Handle<v8::Object> wrapper = DOMDataStore::getWrapperFast<V8TestInterface>(impl, container, wrappable);
     if (!wrapper.IsEmpty())
         return wrapper;
     return wrap(impl, container.Holder(), container.GetIsolate());
@@ -118,7 +127,7 @@ inline v8::Handle<v8::Value> toV8FastForMainWorld(TestInterface* impl, const Hol
     ASSERT(worldType(container.GetIsolate()) == MainWorld);
     if (UNLIKELY(!impl))
         return v8::Null(container.GetIsolate());
-    v8::Handle<v8::Object> wrapper = DOMDataStore::getWrapperForMainWorld(impl);
+    v8::Handle<v8::Object> wrapper = DOMDataStore::getWrapperForMainWorld<V8TestInterface>(impl);
     if (!wrapper.IsEmpty())
         return wrapper;
     return wrap(impl, container.Holder(), container.GetIsolate());