Update the UI examples.

examples/ganesh_app/ganesh_view.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 EXAMPLES_GANESH_APP_GANESH_VIEW_H_
-#define EXAMPLES_GANESH_APP_GANESH_VIEW_H_
-
-#include "examples/ganesh_app/texture_uploader.h"
-#include "mojo/gpu/gl_context.h"
-#include "mojo/services/surfaces/interfaces/surface_id.mojom.h"
-#include "mojo/services/view_manager/cpp/view_observer.h"
-#include "mojo/skia/ganesh_context.h"
-
-namespace mojo {
-class Shell;
-}
-
-namespace examples {
-
-class GaneshView : public TextureUploader::Client, public mojo::ViewObserver {
- public:
-  GaneshView(mojo::Shell* shell, mojo::View* view);
-  ~GaneshView() override;
-
- private:
-  // mojo::ViewObserver implementation.
-  void OnViewDestroyed(mojo::View* view) override;
-  void OnViewBoundsChanged(mojo::View* view,
-                           const mojo::Rect& old_bounds,
-                           const mojo::Rect& new_bounds) override;
-  void OnViewInputEvent(mojo::View* view, const mojo::EventPtr& event) override;
-
-  // TextureUploader::Client implementation.
-  void OnSurfaceIdAvailable(mojo::SurfaceIdPtr surface_id) override;
-
-  void Draw(const mojo::Size& size);
-
-  mojo::View* view_;
-  base::WeakPtr<mojo::GLContext> gl_context_;
-  scoped_ptr<mojo::GaneshContext> gr_context_;
-  TextureUploader texture_uploader_;
-
-  DISALLOW_COPY_AND_ASSIGN(GaneshView);
-};
-
-}  // namespace examples
-
-#endif  // EXAMPLES_GANESH_APP_GANESH_VIEW_H_