Oilpan: move DOMWindow object to the oilpan heap.

Source/bindings/v8/V8DOMWrapper.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 34 matching lines @@
     public:
         static v8::Local<v8::Object> createWrapper(v8::Handle<v8::Object> creationContext, const WrapperTypeInfo*, void*, v8::Isolate*);
 
         template<typename V8T, typename T>
         static inline v8::Handle<v8::Object> associateObjectWithWrapper(PassRefPtr<T>, const WrapperTypeInfo*, v8::Handle<v8::Object>, v8::Isolate*, WrapperConfiguration::Lifetime);
         template<typename V8T, typename T>
         static inline v8::Handle<v8::Object> associateObjectWithWrapper(RawPtr<T> object, const WrapperTypeInfo* type, v8::Handle<v8::Object> wrapper, v8::Isolate* isolate, WrapperConfiguration::Lifetime lifetime) { return associateObjectWithWrapper<V8T, T>(object.get(), type, wrapper, isolate, lifetime); }
         template<typename V8T, typename T>
         static inline v8::Handle<v8::Object> associateObjectWithWrapper(T*, const WrapperTypeInfo*, v8::Handle<v8::Object>, v8::Isolate*, WrapperConfiguration::Lifetime);
         static inline void setNativeInfo(v8::Handle<v8::Object>, const WrapperTypeInfo*, void*);
+        static inline void setNativeInfoForHiddenWrapper(v8::Handle<v8::Object>, const WrapperTypeInfo*, void*);
         static inline void setNativeInfoWithPersistentHandle(v8::Handle<v8::Object>, const WrapperTypeInfo*, void*, PersistentNode*);
         static inline void clearNativeInfo(v8::Handle<v8::Object>, const WrapperTypeInfo*);
 
         static bool isDOMWrapper(v8::Handle<v8::Value>);
     };
 
     inline void V8DOMWrapper::setNativeInfo(v8::Handle<v8::Object> wrapper, const WrapperTypeInfo* type, void* object)
     {
         ASSERT(wrapper->InternalFieldCount() >= 2);
         ASSERT(object);
         ASSERT(type);
 #if ENABLE(OILPAN)
         ASSERT(!type->isGarbageCollected);
 #endif
         wrapper->SetAlignedPointerInInternalField(v8DOMWrapperObjectIndex, object);
         wrapper->SetAlignedPointerInInternalField(v8DOMWrapperTypeIndex, const_cast<WrapperTypeInfo*>(type));
     }
 
+    inline void V8DOMWrapper::setNativeInfoForHiddenWrapper(v8::Handle<v8::Object> wrapper, const WrapperTypeInfo* type, void* object)
+    {
+        // see V8WindowShell::installDOMWindow() comment for why this version is needed and safe.
+        ASSERT(wrapper->InternalFieldCount() >= 2);
+        ASSERT(object);
+        ASSERT(type);
+#if ENABLE(OILPAN)
+        ASSERT(type->isGarbageCollected);
+#endif
+        wrapper->SetAlignedPointerInInternalField(v8DOMWrapperObjectIndex, object);
+        wrapper->SetAlignedPointerInInternalField(v8DOMWrapperTypeIndex, const_cast<WrapperTypeInfo*>(type));
+        // Clear out the last internal field, which is assumed to contain a valid persistent pointer value.
+        wrapper->SetAlignedPointerInInternalField(wrapper->InternalFieldCount() - 1, 0);
+    }
+
+
     inline void V8DOMWrapper::setNativeInfoWithPersistentHandle(v8::Handle<v8::Object> wrapper, const WrapperTypeInfo* type, void* object, PersistentNode* handle)
     {
         ASSERT(wrapper->InternalFieldCount() >= 3);
         ASSERT(object);
         ASSERT(type);
         ASSERT(type->isGarbageCollected);
         wrapper->SetAlignedPointerInInternalField(v8DOMWrapperObjectIndex, object);
         wrapper->SetAlignedPointerInInternalField(v8DOMWrapperTypeIndex, const_cast<WrapperTypeInfo*>(type));
         // Persistent handle is stored in the last internal field.
         wrapper->SetAlignedPointerInInternalField(wrapper->InternalFieldCount() - 1, handle);
@@ skipping 60 matching lines @@
         v8::Handle<v8::Context> context() const { return m_context; }
 
     private:
         bool m_didEnterContext;
         v8::Handle<v8::Context> m_context;
     };
 
 }
 
 #endif // V8DOMWrapper_h