Reify view ownership as a message pipe.

examples/ui/shapes/shapes_view.h

 // Copyright 2015 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 EXAMPLES_UI_SHAPES_SHAPES_VIEW_H_
 #define EXAMPLES_UI_SHAPES_SHAPES_VIEW_H_
 
 #include "mojo/ui/ganesh_view.h"
 
 class SkCanvas;
 
 namespace examples {
 
 class ShapesView : public mojo::ui::GaneshView {
  public:
-  ShapesView(
-      mojo::ApplicationImpl* app_impl,
-      const mojo::ui::ViewProvider::CreateViewCallback& create_view_callback);
+  ShapesView(mojo::ApplicationImpl* app_impl,
+             mojo::InterfaceRequest<mojo::ui::ViewOwner> view_owner_request);
 
   ~ShapesView() override;
 
  private:
   // |GaneshView|:
   void OnLayout(mojo::ui::ViewLayoutParamsPtr layout_params,
                 mojo::Array<uint32_t> children_needing_layout,
                 const OnLayoutCallback& callback) override;
 
   void UpdateScene();
   void DrawContent(SkCanvas* canvas);
 
   mojo::Size size_;
 
   DISALLOW_COPY_AND_ASSIGN(ShapesView);
 };
 
 }  // namespace examples
 
 #endif  // EXAMPLES_UI_SHAPES_SHAPES_VIEW_H_