Fixing custom element type extensions to have correct native type

Source/bindings/dart/DartCustomElementBinding.cpp

 /*
  * Copyright (C) 2013 Google Inc. All rights reserved.
  *
  * Redistribution and use in source and binary forms, with or without
  * modification, are permitted provided that the following conditions are
  * met:
  *
  *     * Redistributions of source code must retain the above copyright
  * notice, this list of conditions and the following disclaimer.
  *     * Redistributions in binary form must reproduce the above
@@ skipping 15 matching lines @@
  * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
  * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
  * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
  */
 
 #include "config.h"
 #include "bindings/dart/DartCustomElementBinding.h"
 
 namespace WebCore {
 
-PassOwnPtr<DartCustomElementBinding> DartCustomElementBinding::create(Dart_Handle customType)
+PassOwnPtr<DartCustomElementBinding> DartCustomElementBinding::create(Dart_Handle customType, intptr_t nativeClassId)
 {
-    return adoptPtr(new DartCustomElementBinding(customType));
+    return adoptPtr(new DartCustomElementBinding(customType, nativeClassId));
 }
 
-DartCustomElementBinding::DartCustomElementBinding(Dart_Handle customType)
+DartCustomElementBinding::DartCustomElementBinding(Dart_Handle customType, intptr_t nativeClassId)
     : m_customType(Dart_NewPersistentHandle(customType))
+    , m_nativeClassId(nativeClassId)
 {
 }
 
 } // namespace WebCore