[ABANDONED] Implement ThenableCoercions for AP2 Promises

Source/bindings/v8/V8PerIsolateData.h

Index: Source/bindings/v8/V8PerIsolateData.h
diff --git a/Source/bindings/v8/V8PerIsolateData.h b/Source/bindings/v8/V8PerIsolateData.h
index 00c43d6dc77109a3b7f640663bf7d1bae26bfd20..74744fe7d63a185bc3d22cb41db39113c3d30fe9 100644
--- a/Source/bindings/v8/V8PerIsolateData.h
+++ b/Source/bindings/v8/V8PerIsolateData.h
@@ -40,6 +40,7 @@ namespace WebCore {
 class DOMDataStore;
 class GCEventData;
 class StringCache;
+class ThenableCoercions;
 class V8HiddenPropertyName;
 struct WrapperTypeInfo;
 
@@ -87,6 +88,8 @@ public:
 
     StringCache* stringCache() { return m_stringCache.get(); }
 
+    ThenableCoercions* thenableCoercions() { return m_thenableCoercions.get(); }
+
     v8::Persistent<v8::Value>& ensureLiveRoot();
 
     DOMDataList& allStores() { return m_domDataList; }
@@ -155,6 +158,7 @@ private:
     ScopedPersistent<v8::FunctionTemplate> m_toStringTemplate;
     v8::Persistent<v8::FunctionTemplate> m_lazyEventListenerToStringTemplate;
     OwnPtr<StringCache> m_stringCache;
+    OwnPtr<ThenableCoercions> m_thenableCoercions;
 
     Vector<DOMDataStore*> m_domDataList;
     DOMDataStore* m_workerDomDataStore;