Move tracking of ActiveScriptWrappables to V8PerIsolateData.

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 15 matching lines @@
 #ifndef V8PerIsolateData_h
 #define V8PerIsolateData_h
 
 #include "bindings/core/v8/ScopedPersistent.h"
 #include "bindings/core/v8/ScriptState.h"
 #include "bindings/core/v8/V8HiddenValue.h"
 #include "bindings/core/v8/WrapperTypeInfo.h"
 #include "core/CoreExport.h"
 #include "gin/public/isolate_holder.h"
 #include "gin/public/v8_idle_task_runner.h"
+#include "platform/heap/Handle.h"
 #include "wtf/HashMap.h"
 #include "wtf/Noncopyable.h"
 #include "wtf/OwnPtr.h"
 #include "wtf/Vector.h"
 #include <v8.h>
 
 namespace blink {
 
+class ActiveScriptWrappable;
 class DOMDataStore;
 class ThreadDebugger;
 class StringCache;
 struct WrapperTypeInfo;
 
 typedef WTF::Vector<DOMDataStore*> DOMDataStoreList;
 
 class CORE_EXPORT V8PerIsolateData {
     USING_FAST_MALLOC(V8PerIsolateData);
     WTF_MAKE_NONCOPYABLE(V8PerIsolateData);
@@ skipping 77 matching lines @@
     // to C++ from script, after executing a script task (e.g. callback,
     // event) or microtasks (e.g. promise). This is explicitly needed for
     // Indexed DB transactions per spec, but should in general be avoided.
     void addEndOfScopeTask(PassOwnPtr<EndOfScopeTask>);
     void runEndOfScopeTasks();
     void clearEndOfScopeTasks();
 
     void setThreadDebugger(PassOwnPtr<ThreadDebugger>);
     ThreadDebugger* threadDebugger();
 
+    using ActiveScriptWrappableSet = HeapHashSet<WeakMember<ActiveScriptWrappable>>;
+    void addActiveScriptWrappable(ActiveScriptWrappable*);
+    const ActiveScriptWrappableSet& activeScriptWrappables() const { return *m_activeScriptWrappables; }
+
 private:
     V8PerIsolateData();
     ~V8PerIsolateData();
 
     static void useCounterCallback(v8::Isolate*, v8::Isolate::UseCounterFeature);
 
     typedef HashMap<const void*, v8::Eternal<v8::FunctionTemplate>> V8FunctionTemplateMap;
     V8FunctionTemplateMap& selectInterfaceTemplateMap(const DOMWrapperWorld&);
     V8FunctionTemplateMap& selectOperationTemplateMap(const DOMWrapperWorld&);
     bool hasInstance(const WrapperTypeInfo* untrusted, v8::Local<v8::Value>, V8FunctionTemplateMap&);
@@ skipping 19 matching lines @@
     friend class ConstructorMode;
 
     bool m_useCounterDisabled;
     friend class UseCounterDisabledScope;
 
     bool m_isHandlingRecursionLevelError;
     bool m_isReportingException;
 
     Vector<OwnPtr<EndOfScopeTask>> m_endOfScopeTasks;
     OwnPtr<ThreadDebugger> m_threadDebugger;
+
+    Persistent<ActiveScriptWrappableSet> m_activeScriptWrappables;
 };
 
 } // namespace blink
 
 #endif // V8PerIsolateData_h