Make BaseView et al. take an ApplicationConnector instead of an ApplicationImpl.

examples/shadows/shadows_view.h

 // Copyright 2016 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_SHADOWS_SHADOWS_VIEW_H_
 #define EXAMPLES_SHADOWS_SHADOWS_VIEW_H_
 
 #include <memory>
 
 #include "examples/shadows/shadows_renderer.h"
 #include "mojo/ui/choreographer.h"
 #include "mojo/ui/gl_view.h"
 
 namespace examples {
 
 class ShadowsView : public mojo::ui::GLView,
                     public mojo::ui::ChoreographerDelegate {
  public:
-  ShadowsView(mojo::ApplicationImpl* app_impl,
+  ShadowsView(mojo::InterfaceHandle<mojo::ApplicationConnector> app_connector,
               mojo::InterfaceRequest<mojo::ui::ViewOwner> view_owner_request);
 
   ~ShadowsView() override;
 
  private:
   // |GLView|:
   void OnPropertiesChanged(uint32_t old_scene_version,
                            mojo::ui::ViewPropertiesPtr old_properties) override;
 
   // |ChoreographerDelegate|:
   void OnDraw(const mojo::gfx::composition::FrameInfo& frame_info,
               const base::TimeDelta& time_delta) override;
 
   void Render(const mojo::GLContext::Scope& gl_scope, const mojo::Size& size);
 
   mojo::ui::Choreographer choreographer_;
 
   mojo::Size size_;
   std::unique_ptr<ShadowsRenderer> renderer_;
 
   DISALLOW_COPY_AND_ASSIGN(ShadowsView);
 };
 
 }  // namespace examples
 
 #endif  // EXAMPLES_SHADOWS_SHADOWS_VIEW_H_