ActiveScriptWrappable: GC wrappers in detached ExecutionContexts.

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 25 matching lines @@
 #include "gin/public/v8_idle_task_runner.h"
 #include "platform/heap/Handle.h"
 #include "wtf/HashMap.h"
 #include "wtf/Noncopyable.h"
 #include "wtf/Vector.h"
 #include <memory>
 #include <v8.h>
 
 namespace blink {
 
-class ActiveScriptWrappable;
+class ActiveScriptWrappableBase;
 class DOMDataStore;
 class StringCache;
 class ThreadDebugger;
 class V8PrivateProperty;
 struct WrapperTypeInfo;
 
 typedef WTF::Vector<DOMDataStore*> DOMDataStoreList;
 
 class CORE_EXPORT V8PerIsolateData {
   USING_FAST_MALLOC(V8PerIsolateData);
@@ skipping 96 matching lines @@
   // event) or microtasks (e.g. promise). This is explicitly needed for
   // Indexed DB transactions per spec, but should in general be avoided.
   void addEndOfScopeTask(std::unique_ptr<EndOfScopeTask>);
   void runEndOfScopeTasks();
   void clearEndOfScopeTasks();
 
   void setThreadDebugger(std::unique_ptr<ThreadDebugger>);
   ThreadDebugger* threadDebugger();
 
   using ActiveScriptWrappableSet =
-      HeapHashSet<WeakMember<ActiveScriptWrappable>>;
-  void addActiveScriptWrappable(ActiveScriptWrappable*);
+      HeapHashSet<WeakMember<ActiveScriptWrappableBase>>;
+  void addActiveScriptWrappable(ActiveScriptWrappableBase*);
   const ActiveScriptWrappableSet* activeScriptWrappables() const {
     return m_activeScriptWrappables.get();
   }
 
   void setScriptWrappableVisitor(
       std::unique_ptr<ScriptWrappableVisitor> visitor) {
     m_scriptWrappableVisitor = std::move(visitor);
   }
   ScriptWrappableVisitor* scriptWrappableVisitor() {
     return m_scriptWrappableVisitor.get();
@@ skipping 45 matching lines @@
   Vector<std::unique_ptr<EndOfScopeTask>> m_endOfScopeTasks;
   std::unique_ptr<ThreadDebugger> m_threadDebugger;
 
   Persistent<ActiveScriptWrappableSet> m_activeScriptWrappables;
   std::unique_ptr<ScriptWrappableVisitor> m_scriptWrappableVisitor;
 };
 
 }  // namespace blink
 
 #endif  // V8PerIsolateData_h