Delete athena/

athena/env/public/athena_env.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 ATHENA_ENV_PUBLIC_ATHENA_ENV_H_
-#define ATHENA_ENV_PUBLIC_ATHENA_ENV_H_
-
-#include "athena/athena_export.h"
-#include "base/callback_forward.h"
-
-namespace aura {
-class WindowTreeHost;
-}
-
-namespace gfx {
-class Insets;
-}
-
-namespace athena {
-
-// AthenaEnv creates/shuts down the environment necessary to
-// start Athena shell.
-class ATHENA_EXPORT AthenaEnv {
- public:
-  static void Create();
-  static AthenaEnv* Get();
-  static void Shutdown();
-
-  virtual ~AthenaEnv() {}
-
-  // Returns the single WindowTreeHost for the primary display.
-  virtual aura::WindowTreeHost* GetHost() = 0;
-
-  // Sets the insets for the primary displays's work area.
-  virtual void SetDisplayWorkAreaInsets(const gfx::Insets& insets) = 0;
-
-  // Adds the callback called when the athena is about to exit.
-  virtual void AddTerminatingCallback(const base::Closure& closure) = 0;
-  virtual void RemoveTerminatingCallback(const base::Closure& closure) = 0;
-
-  // Called when the athena is about to exist.
-  virtual void OnTerminating() = 0;
-};
-
-}  // namespace athena
-
-#endif  // ATHENA_ENV_PUBLIC_ATHENA_ENV_H_