Setting native pointer of custom elements before running constructor.

Source/bindings/dart/DartDOMData.h

Index: Source/bindings/dart/DartDOMData.h
diff --git a/Source/bindings/dart/DartDOMData.h b/Source/bindings/dart/DartDOMData.h
index 128252d3a2e5a7b01cdc0ed3008651b1069b23d7..de696056c867989b58a1f92639ca0248a64f579e 100644
--- a/Source/bindings/dart/DartDOMData.h
+++ b/Source/bindings/dart/DartDOMData.h
@@ -68,7 +68,6 @@ class DartAsyncLoader;
 class DartEventListener;
 class DartIsolateDestructionObserver;
 class DartWeakCallback;
-class Element;
 class EventTarget;
 class MessagePort;
 class Node;
@@ -85,7 +84,6 @@ typedef HashSet<DartIsolateDestructionObserver*> DartIsolateDestructionObservers
 typedef HashMap<CustomElementDefinition*, OwnPtr<DartCustomElementBinding> > DartCustomElementBindingMap;
 typedef Dart_PersistentHandle ClassTable[NumWebkitClassIds];
 typedef Dart_PersistentHandle LibraryTable[NumDartLibraryIds];
-typedef Vector<Element*> DartUpgradingElementVector;
 
 class DartDOMData {
 public:
@@ -132,10 +130,6 @@ public:
     void addCustomElementBinding(CustomElementDefinition*, PassOwnPtr<DartCustomElementBinding>);
     void clearCustomElementBinding(CustomElementDefinition*);
     DartCustomElementBinding* customElementBinding(CustomElementDefinition*);
-    // Stack of elements which are in the process of being upgraded.
-    void pushUpgradingCustomElement(Element*);
-    Element* popUpgradingCustomElement();
-    bool isUpgradingCustomElement(Element*);
 
     Dart_PersistentHandle library(int libraryId) const { return m_libraryHandleCache[libraryId]; }
     Dart_PersistentHandle coreLibrary() const
@@ -232,7 +226,6 @@ private:
     DartCustomElementBindingMap m_customElementBindings;
     ClassTable m_classHandleCache;
     LibraryTable m_libraryHandleCache;
-    DartUpgradingElementVector m_upgradingElements;
 };
 
 }