mozart: Initial commit of the view manager.

services/ui/view_manager/surface_manager.h

Index: services/ui/view_manager/surface_manager.h
diff --git a/services/ui/view_manager/surface_manager.h b/services/ui/view_manager/surface_manager.h
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+++ b/services/ui/view_manager/surface_manager.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 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_