[Extensions] Clean up the handling of ExtensionHostMsg_Request

extensions/browser/guest_view/mime_handler_view/mime_handler_view_guest.h

 // Copyright 2014 The Chromium Authors. All rights reserved.
 // Use of this source code is governed by a BSD-style license that can be
 // found in the LICENSE file.
 
 #ifndef EXTENSIONS_BROWSER_GUEST_VIEW_MIME_HANDLER_VIEW_MIME_HANDLER_VIEW_GUEST_H_
 #define EXTENSIONS_BROWSER_GUEST_VIEW_MIME_HANDLER_VIEW_MIME_HANDLER_VIEW_GUEST_H_
 
 #include "base/memory/weak_ptr.h"
 #include "components/guest_view/browser/guest_view.h"
-#include "extensions/browser/extension_function_dispatcher.h"
 
 namespace content {
 class WebContents;
 struct ContextMenuParams;
 struct StreamInfo;
 }  // namespace content
 
 namespace extensions {
 class MimeHandlerViewGuestDelegate;
 
@@ skipping 22 matching lines @@
  private:
   const scoped_ptr<content::StreamInfo> stream_;
   const bool embedded_;
   const int tab_id_;
   const GURL handler_url_;
   const std::string extension_id_;
 
   base::WeakPtrFactory<StreamContainer> weak_factory_;
 };
 
-class MimeHandlerViewGuest : public guest_view::GuestView<MimeHandlerViewGuest>,
-                             public ExtensionFunctionDispatcher::Delegate {
+class MimeHandlerViewGuest :
+    public guest_view::GuestView<MimeHandlerViewGuest> {
  public:
   static guest_view::GuestViewBase* Create(
       content::WebContents* owner_web_contents);
 
   static const char Type[];
 
-  // ExtensionFunctionDispatcher::Delegate implementation.
-  WindowController* GetExtensionWindowController() const override;
-  content::WebContents* GetAssociatedWebContents() const override;
-
   // GuestViewBase implementation.
   const char* GetAPINamespace() const override;
   int GetTaskPrefix() const override;
   void CreateWebContents(const base::DictionaryValue& create_params,
                          const WebContentsCreatedCallback& callback) override;
   void DidAttachToEmbedder() override;
   void DidInitialize(const base::DictionaryValue& create_params) override;
   bool ZoomPropagatesFromEmbedderToGuest() const override;
 
   // content::BrowserPluginGuestDelegate implementation
@@ skipping 14 matching lines @@
   void FindReply(content::WebContents* web_contents,
                  int request_id,
                  int number_of_matches,
                  const gfx::Rect& selection_rect,
                  int active_match_ordinal,
                  bool final_update) override;
   bool SaveFrame(const GURL& url, const content::Referrer& referrer) override;
 
   // content::WebContentsObserver implementation.
   void DocumentOnLoadCompletedInMainFrame() override;
-  bool OnMessageReceived(const IPC::Message& message) override;
 
   std::string view_id() const { return view_id_; }
   base::WeakPtr<StreamContainer> GetStream() const;
 
  protected:
   explicit MimeHandlerViewGuest(content::WebContents* owner_web_contents);
   ~MimeHandlerViewGuest() override;
 
  private:
-  void OnRequest(const ExtensionHostMsg_Request_Params& params);
-
   scoped_ptr<MimeHandlerViewGuestDelegate> delegate_;
-  scoped_ptr<ExtensionFunctionDispatcher> extension_function_dispatcher_;
   scoped_ptr<StreamContainer> stream_;
   std::string view_id_;
 
   DISALLOW_COPY_AND_ASSIGN(MimeHandlerViewGuest);
 };
 
 }  // namespace extensions
 
 #endif  // EXTENSIONS_BROWSER_GUEST_VIEW_MIME_HANDLER_VIEW_MIME_HANDLER_VIEW_GUEST_H_