Switch blink to use a gin-managed isolate.

Source/bindings/core/v8/V8PerIsolateData.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:
  * 1. Redistributions of source code must retain the above copyright
  *    notice, this list of conditions and the following disclaimer.
  * 2. Redistributions in binary form must reproduce the above copyright
  *    notice, this list of conditions and the following disclaimer in the
@@ skipping 33 matching lines @@
 class GCEventData;
 class StringCache;
 struct WrapperTypeInfo;
 
 class ExternalStringVisitor;
 
 typedef WTF::Vector<DOMDataStore*> DOMDataStoreList;
 
 class V8PerIsolateData {
 public:
-    static void ensureInitialized(v8::Isolate*);
+    static v8::Isolate* initialize();
     static V8PerIsolateData* from(v8::Isolate* isolate)
     {
         ASSERT(isolate);
         ASSERT(isolate->GetData(gin::kEmbedderBlink));
         return static_cast<V8PerIsolateData*>(isolate->GetData(gin::kEmbedderBlink));
     }
     static void dispose(v8::Isolate*);
     static v8::Isolate* mainThreadIsolate();
 
-    v8::Isolate* isolate() { return m_isolate; }
+    v8::Isolate* isolate() { return m_isolateHolder->isolate(); }
 
     v8::Handle<v8::FunctionTemplate> toStringTemplate();
 
     StringCache* stringCache() { return m_stringCache.get(); }
 
     v8::Persistent<v8::Value>& ensureLiveRoot();
 
     int recursionLevel() const { return m_recursionLevel; }
     int incrementRecursionLevel() { return ++m_recursionLevel; }
     int decrementRecursionLevel() { return --m_recursionLevel; }
@@ skipping 18 matching lines @@
 
     bool hasInstance(const WrapperTypeInfo*, v8::Handle<v8::Value>);
     v8::Handle<v8::Object> findInstanceInPrototypeChain(const WrapperTypeInfo*, v8::Handle<v8::Value>);
 
     v8::Local<v8::Context> ensureScriptRegexpContext();
 
     const char* previousSamplingState() const { return m_previousSamplingState; }
     void setPreviousSamplingState(const char* name) { m_previousSamplingState = name; }
 
 private:
-    explicit V8PerIsolateData(v8::Isolate*);
+    V8PerIsolateData();
     ~V8PerIsolateData();
 
     typedef HashMap<const void*, v8::Eternal<v8::FunctionTemplate> > DOMTemplateMap;
     DOMTemplateMap& currentDOMTemplateMap();
     bool hasInstance(const WrapperTypeInfo*, v8::Handle<v8::Value>, DOMTemplateMap&);
     v8::Handle<v8::Object> findInstanceInPrototypeChain(const WrapperTypeInfo*, v8::Handle<v8::Value>, DOMTemplateMap&);
 
-    v8::Isolate* m_isolate;
     OwnPtr<gin::IsolateHolder> m_isolateHolder;
     DOMTemplateMap m_domTemplateMapForMainWorld;
     DOMTemplateMap m_domTemplateMapForNonMainWorld;
     ScopedPersistent<v8::FunctionTemplate> m_toStringTemplate;
     OwnPtr<StringCache> m_stringCache;
     OwnPtr<V8HiddenValue> m_hiddenValue;
     ScopedPersistent<v8::Value> m_liveRoot;
     RefPtr<ScriptState> m_scriptRegexpScriptState;
 
     const char* m_previousSamplingState;
 
     bool m_constructorMode;
     friend class ConstructorMode;
 
     int m_recursionLevel;
     bool m_isHandlingRecursionLevelError;
 
 #if ENABLE(ASSERT)
     int m_internalScriptRecursionLevel;
 #endif
     OwnPtr<GCEventData> m_gcEventData;
     bool m_performingMicrotaskCheckpoint;
 };
 
 } // namespace blink
 
 #endif // V8PerIsolateData_h