[ABANDONED] Introduce Promise example implementation written in JavaScript.

Source/bindings/v8/V8DOMWindowShell.h

 /*
  * Copyright (C) 2009 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 36 matching lines @@
 namespace WebCore {
 
 class DOMWindow;
 class Frame;
 class HTMLDocument;
 
 // V8WindowShell represents all the per-global object state for a Frame that
 // persist between navigations.
 class V8DOMWindowShell {
 public:
+    enum ContextDescriptor {
+        DomContext,
+        BlinkJSContext,
+    };
+
+    class ContextScope {
+    public:
+        ContextScope(V8DOMWindowShell*, ContextDescriptor);
+        ~ContextScope() { }
+
+        static V8DOMWindowShell* currentWindowShell();
+    private:
+        ContextDescriptor m_descriptor;
+        v8::Context::Scope m_scope;
+    };
+
     static PassOwnPtr<V8DOMWindowShell> create(Frame*, PassRefPtr<DOMWrapperWorld>, v8::Isolate*);
 
     v8::Local<v8::Context> context() const { return v8::Local<v8::Context>::New(m_context.get()); }
 
     // Update document object of the frame.
     void updateDocument();
 
     void namedItemAdded(HTMLDocument*, const AtomicString&);
     void namedItemRemoved(HTMLDocument*, const AtomicString&);
 
@@ skipping 29 matching lines @@
     void createContext();
     bool installDOMWindow();
 
     static V8DOMWindowShell* enteredIsolatedWorldContext();
 
     Frame* m_frame;
     RefPtr<DOMWrapperWorld> m_world;
     v8::Isolate* m_isolate;
 
     OwnPtr<V8PerContextData> m_perContextData;
+    OwnPtr<V8PerContextData> m_perContextDataForBlinkJS;
 
     ScopedPersistent<v8::Context> m_context;
     ScopedPersistent<v8::Object> m_global;
     ScopedPersistent<v8::Object> m_document;
+    ScopedPersistent<v8::Context> m_contextForBlinkJS;
 };
 
 } // namespace WebCore
 
 #endif // V8DOMWindowShell_h