bindings: Adds virtual ScriptWrappable::wrap method.

Source/core/storage/StorageEvent.h

Index: Source/core/storage/StorageEvent.h
diff --git a/Source/core/storage/StorageEvent.h b/Source/core/storage/StorageEvent.h
index 2613cbd9407f1041567bdcddd2ecee699b0abb7c..6ce8982e30f4b0f7eb641a3751b70a5eeaff64f6 100644
--- a/Source/core/storage/StorageEvent.h
+++ b/Source/core/storage/StorageEvent.h
@@ -45,6 +45,7 @@ struct StorageEventInit : public EventInit {
 };
 
 class StorageEvent FINAL : public Event {
+    DEFINE_WRAPPERTYPEINFO();
 public:
     static PassRefPtrWillBeRawPtr<StorageEvent> create();
     static PassRefPtrWillBeRawPtr<StorageEvent> create(const AtomicString& type, const String& key, const String& oldValue, const String& newValue, const String& url, Storage* storageArea);