Fix wrong cast in ExtensionsGuestViewContainer.

components/guest_view/renderer/guest_view_container.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 COMPONENTS_GUEST_VIEW_RENDERER_GUEST_VIEW_CONTAINER_H_
 #define COMPONENTS_GUEST_VIEW_RENDERER_GUEST_VIEW_CONTAINER_H_
 
 #include <memory>
 
 #include "base/macros.h"
@@ skipping 23 matching lines @@
   // container.
   bool OnMessageReceived(const IPC::Message& message);
 
   // Destroys this GuestViewContainer after performing necessary cleanup.
   // |embedder_frame_destroyed| is true if this destruction is due to the
   // embedding frame of the container being destroyed.
   void Destroy(bool embedder_frame_destroyed);
 
   void RegisterDestructionCallback(v8::Local<v8::Function> callback,
                                    v8::Isolate* isolate);
+  void RegisterElementResizeCallback(v8::Local<v8::Function> callback,
+                                     v8::Isolate* isolate);
 
   // Called when the embedding RenderFrame is destroyed.
   virtual void OnRenderFrameDestroyed() {}
 
   // Called to respond to IPCs from the browser process that have not been
   // handled by GuestViewContainer.
   virtual bool OnMessage(const IPC::Message& message);
 
   // Called to perform actions when a GuestViewContainer gets a geometry.
   virtual void OnReady() {}
 
   // Called to perform actions when a GuestViewContainer is about to be
   // destroyed.
   // Note that this should be called exactly once.
   virtual void OnDestroy(bool embedder_frame_destroyed) {}
 
   // BrowserPluginGuestDelegate public implementation.
   void SetElementInstanceID(int element_instance_id) final;
+  void DidResizeElement(const gfx::Size& new_size) override;
 
  protected:
   ~GuestViewContainer() override;
 
   bool ready_;
 
   void OnHandleCallback(const IPC::Message& message);
 
  private:
   class RenderFrameLifetimeObserver;
   friend class RenderFrameLifetimeObserver;
 
   void RenderFrameDestroyed();
 
   void EnqueueRequest(std::unique_ptr<GuestViewRequest> request);
   void PerformPendingRequest();
   void HandlePendingResponseCallback(const IPC::Message& message);
   void RunDestructionCallback(bool embedder_frame_destroyed);
+  void CallElementResizeCallback(const gfx::Size& new_size);
 
   // BrowserPluginDelegate implementation.
   void Ready() final;
   void DidDestroyElement() final;
   base::WeakPtr<BrowserPluginDelegate> GetWeakPtr() final;
 
   int element_instance_id_;
   content::RenderFrame* render_frame_;
   std::unique_ptr<RenderFrameLifetimeObserver> render_frame_lifetime_observer_;
 
   bool in_destruction_;
 
   std::deque<std::unique_ptr<GuestViewRequest>> pending_requests_;
   std::unique_ptr<GuestViewRequest> pending_response_;
 
   v8::Global<v8::Function> destruction_callback_;
   v8::Isolate* destruction_isolate_;
 
+  v8::Global<v8::Function> element_resize_callback_;
+  v8::Isolate* element_resize_isolate_;
+
   base::WeakPtrFactory<GuestViewContainer> weak_ptr_factory_;
 
   DISALLOW_COPY_AND_ASSIGN(GuestViewContainer);
 };
 
 }  // namespace guest_view
 
 #endif  // COMPONENTS_GUEST_VIEW_RENDERER_GUEST_VIEW_CONTAINER_H_