Use v8::MicrotasksScope internally in V8RecursionScope.

third_party/WebKit/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 56 matching lines @@
         ASSERT(isolate->GetData(gin::kEmbedderBlink));
         return static_cast<V8PerIsolateData*>(isolate->GetData(gin::kEmbedderBlink));
     }
 
     static void willBeDestroyed(v8::Isolate*);
     static void destroy(v8::Isolate*);
     static v8::Isolate* mainThreadIsolate();
 
     static void enableIdleTasks(v8::Isolate*, PassOwnPtr<gin::V8IdleTaskRunner>);
 
-    bool destructionPending() const { return m_destructionPending; }
     v8::Isolate* isolate() { return m_isolateHolder->isolate(); }
 
     StringCache* getStringCache() { 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; }
     bool isHandlingRecursionLevelError() const { return m_isHandlingRecursionLevelError; }
     void setIsHandlingRecursionLevelError(bool value) { m_isHandlingRecursionLevelError = value; }
 
     bool isReportingException() const { return m_isReportingException; }
     void setReportingException(bool value) { m_isReportingException = value; }
 
-    bool performingMicrotaskCheckpoint() const { return m_performingMicrotaskCheckpoint; }
-    void setPerformingMicrotaskCheckpoint(bool performingMicrotaskCheckpoint) { m_performingMicrotaskCheckpoint = performingMicrotaskCheckpoint; }
-
-#if ENABLE(ASSERT)
-    int internalScriptRecursionLevel() const { return m_internalScriptRecursionLevel; }
-    int incrementInternalScriptRecursionLevel() { return ++m_internalScriptRecursionLevel; }
-    int decrementInternalScriptRecursionLevel() { return --m_internalScriptRecursionLevel; }
-#endif
-
     V8HiddenValue* hiddenValue() { return m_hiddenValue.get(); }
 
     v8::Local<v8::FunctionTemplate> domTemplate(const void* domTemplateKey, v8::FunctionCallback = 0, v8::Local<v8::Value> data = v8::Local<v8::Value>(), v8::Local<v8::Signature> = v8::Local<v8::Signature>(), int length = 0);
     v8::Local<v8::FunctionTemplate> existingDOMTemplate(const void* domTemplateKey);
     void setDOMTemplate(const void* domTemplateKey, v8::Local<v8::FunctionTemplate>);
 
     bool hasInstance(const WrapperTypeInfo* untrusted, v8::Local<v8::Value>);
     v8::Local<v8::Object> findInstanceInPrototypeChain(const WrapperTypeInfo*, v8::Local<v8::Value>);
 
     v8::Local<v8::Context> ensureScriptRegexpContext();
@@ skipping 12 matching lines @@
 
 private:
     V8PerIsolateData();
     ~V8PerIsolateData();
 
     typedef HashMap<const void*, v8::Eternal<v8::FunctionTemplate>> DOMTemplateMap;
     DOMTemplateMap& currentDOMTemplateMap();
     bool hasInstance(const WrapperTypeInfo* untrusted, v8::Local<v8::Value>, DOMTemplateMap&);
     v8::Local<v8::Object> findInstanceInPrototypeChain(const WrapperTypeInfo*, v8::Local<v8::Value>, DOMTemplateMap&);
 
-    bool m_destructionPending;
     OwnPtr<gin::IsolateHolder> m_isolateHolder;
     DOMTemplateMap m_domTemplateMapForMainWorld;
     DOMTemplateMap m_domTemplateMapForNonMainWorld;
     OwnPtr<StringCache> m_stringCache;
     OwnPtr<V8HiddenValue> m_hiddenValue;
     ScopedPersistent<v8::Value> m_liveRoot;
     RefPtr<ScriptState> m_scriptRegexpScriptState;
 
     bool m_constructorMode;
     friend class ConstructorMode;
 
-    int m_recursionLevel;
     bool m_isHandlingRecursionLevelError;
     bool m_isReportingException;
 
-#if ENABLE(ASSERT)
-    int m_internalScriptRecursionLevel;
-#endif
-    bool m_performingMicrotaskCheckpoint;
-
     Vector<OwnPtr<EndOfScopeTask>> m_endOfScopeTasks;
     OwnPtr<ThreadDebugger> m_threadDebugger;
 };
 
 } // namespace blink
 
 #endif // V8PerIsolateData_h