Make Mozart view manager use the new compositor.

services/ui/view_manager/surface_manager.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 SERVICES_UI_VIEW_MANAGER_SURFACE_MANAGER_H_
-#define SERVICES_UI_VIEW_MANAGER_SURFACE_MANAGER_H_
-
-#include "base/macros.h"
-#include "mojo/services/surfaces/interfaces/surfaces.mojom.h"
-
-namespace view_manager {
-
-// Manages surfaces on behalf of the view manager.
-class SurfaceManager {
- public:
-  explicit SurfaceManager(mojo::SurfacePtr surfaces);
-  ~SurfaceManager();
-
-  mojo::SurfaceIdPtr CreateWrappedSurface(mojo::SurfaceId* inner_surface_id);
-
-  void DestroySurface(mojo::SurfaceIdPtr surface_id);
-
- private:
-  void OnSurfaceIdNamespaceAvailable(uint32_t id_namespace);
-
-  mojo::SurfacePtr surfaces_;
-  uint32_t surface_namespace_;
-
-  DISALLOW_COPY_AND_ASSIGN(SurfaceManager);
-};
-
-}  // namespace view_manager
-
-#endif  // SERVICES_UI_VIEW_MANAGER_SURFACE_MANAGER_H_