Merge the Sky Engine changes from the SkyDart branch

sky/engine/core/html/HTMLElement.h

 /*
  * Copyright (C) 1999 Lars Knoll (knoll@kde.org)
  *           (C) 1999 Antti Koivisto (koivisto@kde.org)
  * Copyright (C) 2004-2007, 2009, 2014 Apple Inc. All rights reserved.
  *
  * 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.
  *
@@ skipping 14 matching lines @@
 
 #include "sky/engine/core/dom/Element.h"
 
 namespace blink {
 
 class HTMLElement : public Element {
     DEFINE_WRAPPERTYPEINFO();
 public:
     DECLARE_ELEMENT_FACTORY_WITH_TAGNAME(HTMLElement);
 
-    virtual v8::Handle<v8::Object> wrap(v8::Handle<v8::Object> creationContext, v8::Isolate*) override;
-
 protected:
     HTMLElement(const QualifiedName& tagName, Document&, ConstructionType);
 
 private:
     bool isHTMLElement() const = delete; // This will catch anyone doing an unnecessary check.
     bool isStyledElement() const = delete; // This will catch anyone doing an unnecessary check.
 };
 
 DEFINE_ELEMENT_TYPE_CASTS(HTMLElement, isHTMLElement());
 
@@ skipping 18 matching lines @@
     template<typename T> inline bool is##thisType(const PassRefPtr<T>& node) { return is##thisType(node.get()); } \
     template<typename T> inline bool is##thisType(const RefPtr<T>& node) { return is##thisType(node.get()); } \
     template <> inline bool isElementOfType<const thisType>(const HTMLElement& element) { return is##thisType(element); } \
     DEFINE_ELEMENT_TYPE_CASTS_WITH_FUNCTION(thisType)
 
 } // namespace blink
 
 #include "gen/sky/core/HTMLElementTypeHelpers.h"
 
 #endif  // SKY_ENGINE_CORE_HTML_HTMLELEMENT_H_