Import Dart bindings as of Blink r188698. This merely copies the files over and does not attach any…

sky/engine/bindings-dart/core/dart/DartCustomElementWrapper.h

Index: sky/engine/bindings-dart/core/dart/DartCustomElementWrapper.h
diff --git a/sky/engine/bindings/core/v8/CustomElementWrapper.h b/sky/engine/bindings-dart/core/dart/DartCustomElementWrapper.h
similarity index 61%
copy from sky/engine/bindings/core/v8/CustomElementWrapper.h
copy to sky/engine/bindings-dart/core/dart/DartCustomElementWrapper.h
index 928ce15ddd124fffdfaa039e2843dc27e36e931b..ac4b3c330d2b6fc254f3c161503ac7667159957c 100644
--- a/sky/engine/bindings/core/v8/CustomElementWrapper.h
+++ b/sky/engine/bindings-dart/core/dart/DartCustomElementWrapper.h
@@ -28,26 +28,38 @@
  * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
  */
 
-#ifndef SKY_ENGINE_BINDINGS_CORE_V8_CUSTOMELEMENTWRAPPER_H_
-#define SKY_ENGINE_BINDINGS_CORE_V8_CUSTOMELEMENTWRAPPER_H_
+#ifndef DartCustomElementWrapper_h
+#define DartCustomElementWrapper_h
 
-#include "sky/engine/wtf/PassRefPtr.h"
-#include "v8/include/v8.h"
+#include "bindings/core/dart/DartDOMData.h"
+#include "wtf/PassRefPtr.h"
+#include <dart_api.h>
 
 namespace blink {
 
 class HTMLElement;
+class SVGElement;
+
+template<typename ElementType>
+class DartCustomElementWrapper {
+public:
+    static Dart_Handle upgradeDartWrapper(ElementType*, Dart_Handle (*createSpecificWrapper)(DartDOMData*, ElementType*));
+
+    static Dart_Handle changeElementWrapper(Dart_Handle element, Dart_Handle wrapperType);
+
+    static void initializeCustomElement(Dart_Handle wrapper, Dart_Handle& exception);
 
-template<typename ElementType, typename WrapperType>
-class CustomElementWrapper {
 private:
-    CustomElementWrapper();
+    DartCustomElementWrapper();
+
+    friend Dart_Handle createDartHTMLWrapper(DartDOMData*, HTMLElement*);
+    friend Dart_Handle createDartSVGWrapper(DartDOMData*, SVGElement*);
 
-    friend v8::Handle<v8::Object> createV8HTMLWrapper(HTMLElement*, v8::Handle<v8::Object>, v8::Isolate*);
+    static Dart_Handle swapElementWrapper(DartDOMData*, ElementType*, Dart_Handle wrapperType, intptr_t nativeClassId);
 
-    static v8::Handle<v8::Object> wrap(PassRefPtr<ElementType>, v8::Handle<v8::Object> creationContext, v8::Isolate*, v8::Handle<v8::Object> (*createSpecificWrapper)(ElementType* element, v8::Handle<v8::Object> creationContext, v8::Isolate*));
+    static Dart_Handle wrap(PassRefPtr<ElementType>, Dart_Handle (*createSpecificWrapper)(DartDOMData*, ElementType*));
 };
 
 } // namespace blink
 
-#endif  // SKY_ENGINE_BINDINGS_CORE_V8_CUSTOMELEMENTWRAPPER_H_
+#endif // CustomElementWrapper_h