Added the infrastructure for surfaceProxy.onResize() and SurfaceView.onResize()

extensions/renderer/guest_view/extensions_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 EXTENSIONS_RENDERER_GUEST_VIEW_EXTENSIONS_GUEST_VIEW_CONTAINER_H_
 #define EXTENSIONS_RENDERER_GUEST_VIEW_EXTENSIONS_GUEST_VIEW_CONTAINER_H_
 
 #include <queue>
 
 #include "base/memory/linked_ptr.h"
 #include "base/memory/scoped_ptr.h"
 #include "base/values.h"
 #include "extensions/renderer/guest_view/guest_view_container.h"
 #include "extensions/renderer/scoped_persistent.h"
 
+namespace gfx {
+class Size;
+}
+
 namespace extensions {
 
 class ExtensionsGuestViewContainer : public GuestViewContainer {
  public:
 
   class Request {
    public:
     Request(GuestViewContainer* container,
             v8::Handle<v8::Function> callback,
             v8::Isolate* isolate);
@@ skipping 49 matching lines @@
   };
 
   explicit ExtensionsGuestViewContainer(content::RenderFrame* render_frame);
   ~ExtensionsGuestViewContainer() override;
 
   static ExtensionsGuestViewContainer* FromID(int element_instance_id);
 
   void IssueRequest(linked_ptr<Request> request);
   void RegisterDestructionCallback(v8::Handle<v8::Function> callback,
                                    v8::Isolate* isolate);
+  void RegisterElementResizeCallback(v8::Handle<v8::Function> callback,
+                                     v8::Isolate* isolate);
 
   // BrowserPluginDelegate implementation.
   bool OnMessageReceived(const IPC::Message& message) override;
   void SetElementInstanceID(int element_instance_id) override;
   void Ready() override;
+  void OnElementResize(const gfx::Size& old_size,
+                       const gfx::Size& new_size) override;
 
  private:
   void OnHandleCallback(const IPC::Message& message);
 
   void EnqueueRequest(linked_ptr<Request> request);
   void PerformPendingRequest();
   void HandlePendingResponseCallback(const IPC::Message& message);
 
   bool ready_;
 
   std::deque<linked_ptr<Request> > pending_requests_;
   linked_ptr<Request> pending_response_;
 
   ScopedPersistent<v8::Function> destruction_callback_;
   v8::Isolate* destruction_isolate_;
 
+  ScopedPersistent<v8::Function> element_resize_callback_;
+  v8::Isolate* element_resize_isolate_;
+
   DISALLOW_COPY_AND_ASSIGN(ExtensionsGuestViewContainer);
 };
 
 }  // namespace extensions
 
 #endif  // EXTENSIONS_RENDERER_GUEST_VIEW_EXTENSIONS_GUEST_VIEW_CONTAINER_H_