[DevTools] Do not talk to inspector overlay from outside

third_party/WebKit/Source/web/WebDevToolsAgentImpl.h

 /*
  * Copyright (C) 2010 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:
  *
  *     * Redistributions of source code must retain the above copyright
  * notice, this list of conditions and the following disclaimer.
  *     * Redistributions in binary form must reproduce the above
@@ skipping 56 matching lines @@
       public InspectorSession::Client,
       private WebThread::TaskObserver {
  public:
   static WebDevToolsAgentImpl* Create(WebLocalFrameImpl*,
                                       WebDevToolsAgentClient*);
   ~WebDevToolsAgentImpl() override;
   DECLARE_VIRTUAL_TRACE();
 
   void WillBeDestroyed();
   WebDevToolsAgentClient* Client() { return client_; }
-  InspectorOverlayAgent* OverlayAgent() const { return overlay_agent_.Get(); }
   void FlushProtocolNotifications();
+  void PaintOverlay();
+  void LayoutOverlay();
+  bool HandleInputEvent(const WebInputEvent&);
 
   // Instrumentation from web/ layer.
   void DidCommitLoadForLocalFrame(LocalFrame*);
   void DidStartProvisionalLoad(LocalFrame*);
   bool ScreencastEnabled();
   void WillAddPageOverlay(const GraphicsLayer*);
   void DidRemovePageOverlay(const GraphicsLayer*);
   void LayerTreeViewChanged(WebLayerTreeView*);
   void RootLayerCleared();
+  bool CacheDisabled() override;
 
   // WebDevToolsAgent implementation.
   void Attach(const WebString& host_id, int session_id) override;
   void Reattach(const WebString& host_id,
                 int session_id,
                 const WebString& saved_state) override;
   void Detach() override;
   void ContinueProgram() override;
   void DispatchOnInspectorBackend(int session_id,
                                   int call_id,
                                   const WebString& method,
                                   const WebString& message) override;
   void InspectElementAt(int session_id, const WebPoint&) override;
   void FailedToRequestDevTools() override;
   WebString EvaluateInWebInspectorOverlay(const WebString& script) override;
-  bool CacheDisabled() override;
 
  private:
   WebDevToolsAgentImpl(WebLocalFrameImpl*,
                        WebDevToolsAgentClient*,
                        bool include_view_agents);
 
   // InspectorTracingAgent::Client implementation.
   void EnableTracing(const WTF::String& category_filter) override;
   void DisableTracing() override;
   void ShowReloadingBlanket() override;
@@ skipping 45 matching lines @@
   Member<InspectorOverlayAgent> overlay_agent_;
 
   Member<InspectorSession> session_;
   bool include_view_agents_;
   int layer_tree_id_;
 };
 
 }  // namespace blink
 
 #endif