Delete widget tree (FrameView::parent_)

third_party/WebKit/Source/web/WebPluginContainerImpl.h

 /*
  * Copyright (C) 2009 Google Inc. All rights reserved.
  * Copyright (C) 2014 Opera Software ASA. All rights reserved.
  *
  * Redistribution and use in source and binary forms, with or without
  * modification, are permitted provided that the following conditions are
  * met:
  *
  *     * Redistributions of source code must retain the above copyright
  * notice, this list of conditions and the following disclaimer.
@@ skipping 59 matching lines @@
 
  public:
   static WebPluginContainerImpl* Create(HTMLPlugInElement* element,
                                         WebPlugin* web_plugin) {
     return new WebPluginContainerImpl(element, web_plugin);
   }
   ~WebPluginContainerImpl() override;
 
   // PluginView methods
   void SetParent(FrameView*) override;
-  FrameView* Parent() const override { return parent_; };
+  FrameView* Parent() const override;
+  FrameView* ParentFrameView() const;
+  void SetFrameOrPluginState(FrameOrPluginState) override;
+  FrameOrPluginState GetFrameOrPluginState() const { return plugin_state_; }
   void SetParentVisible(bool) override;
   WebLayer* PlatformLayer() const override;
   v8::Local<v8::Object> ScriptableObject(v8::Isolate*) override;
   bool SupportsKeyboardFocus() const override;
   bool SupportsInputMethod() const override;
   bool CanProcessDrag() const override;
   bool WantsWheelEvents() override;
   void UpdateAllLifecyclePhases() override;
   void InvalidatePaint() override { IssuePaintInvalidations(); }
   void InvalidateRect(const IntRect&);
@@ skipping 119 matching lines @@
 
   void IssuePaintInvalidations();
 
   void CalculateGeometry(IntRect& window_rect,
                          IntRect& clip_rect,
                          IntRect& unobscured_rect);
 
   friend class WebPluginContainerTest;
 
   Member<FrameView> parent_;
+  FrameOrPluginState plugin_state_;
   Member<HTMLPlugInElement> element_;
   WebPlugin* web_plugin_;
   WebLayer* web_layer_;
   IntRect frame_rect_;
   IntRect pending_invalidation_rect_;
   TouchEventRequestType touch_event_request_type_;
   bool wants_wheel_events_;
   bool self_visible_;
   bool parent_visible_;
   bool is_disposed_;
 };
 
 DEFINE_TYPE_CASTS(WebPluginContainerImpl,
                   PluginView,
                   plugin,
                   plugin->IsPluginContainer(),
                   plugin.IsPluginContainer());
 // Unlike FrameViewBase, we need not worry about object type for container.
 // WebPluginContainerImpl is the only subclass of WebPluginContainer.
 DEFINE_TYPE_CASTS(WebPluginContainerImpl,
                   WebPluginContainer,
                   container,
                   true,
                   true);
 
 }  // namespace blink
 
 #endif