Update the UI examples.

examples/ui/shapes/shapes_view.h

Index: examples/ui/shapes/shapes_view.h
diff --git a/examples/ui/shapes/shapes_view.h b/examples/ui/shapes/shapes_view.h
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+// 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() 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_