Make DOMWindowProperty a thin wrapper of ContextLifecycleObserver

third_party/WebKit/Source/core/frame/LocalDOMWindow.h

 /*
  * Copyright (C) 2006, 2007, 2009, 2010 Apple Inc. All rights reserved.
  * Copyright (C) 2010 Nokia Corporation and/or its subsidiary(-ies)
  *
  * 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
@@ skipping 23 matching lines @@
 #include "platform/Supplementable.h"
 #include "platform/heap/Handle.h"
 #include "wtf/Assertions.h"
 #include "wtf/Forward.h"
 #include <memory>
 
 namespace blink {
 
 class CustomElementRegistry;
 class DOMWindowEventQueue;
-class DOMWindowProperty;
 class DocumentInit;
 class EventQueue;
 class FrameConsole;
 class MessageEvent;
 class PostMessageTimer;
 class SecurityOrigin;
 class SourceLocation;
 class DOMVisualViewport;
 
 enum PageshowEventPersistence {
@@ skipping 107 matching lines @@
   int requestAnimationFrame(FrameRequestCallback*) override;
   int webkitRequestAnimationFrame(FrameRequestCallback*) override;
   void cancelAnimationFrame(int id) override;
   int requestIdleCallback(IdleRequestCallback*,
                           const IdleRequestOptions&) override;
   void cancelIdleCallback(int id) override;
   CustomElementRegistry* customElements(ScriptState*) const override;
   CustomElementRegistry* customElements() const;
   CustomElementRegistry* maybeCustomElements() const;
 
-  void registerProperty(DOMWindowProperty*);
-  void unregisterProperty(DOMWindowProperty*);
-
   void registerEventListenerObserver(EventListenerObserver*);
 
-  void frameDestroyed();
+  void contextDestroyed();
   void reset();
 
   unsigned pendingUnloadEventListeners() const;
 
   bool allowPopUp();  // Call on first window, not target window.
   static bool allowPopUp(LocalFrame& firstFrame);
 
   Element* frameElement() const;
 
   DOMWindow* open(const String& urlString,
@@ skipping 70 matching lines @@
 
   void willDetachFrameHost();
 
   Member<LocalFrame> m_frame;
   Member<Document> m_document;
   Member<DOMVisualViewport> m_visualViewport;
   Timer<LocalDOMWindow> m_unusedPreloadsTimer;
 
   bool m_shouldPrintWhenFinishedLoading;
 
-  HeapHashSet<WeakMember<DOMWindowProperty>> m_properties;
-
   mutable Member<Screen> m_screen;
   mutable Member<History> m_history;
   mutable Member<BarProp> m_locationbar;
   mutable Member<BarProp> m_menubar;
   mutable Member<BarProp> m_personalbar;
   mutable Member<BarProp> m_scrollbars;
   mutable Member<BarProp> m_statusbar;
   mutable Member<BarProp> m_toolbar;
   mutable Member<Navigator> m_navigator;
   mutable Member<StyleMedia> m_media;
@@ skipping 21 matching lines @@
   return m_status;
 }
 
 inline String LocalDOMWindow::defaultStatus() const {
   return m_defaultStatus;
 }
 
 }  // namespace blink
 
 #endif  // LocalDOMWindow_h