Delete athena/

athena/system/shutdown_dialog.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_SYSTEM_SHUTDOWN_DIALOG_H_
-#define ATHENA_SYSTEM_SHUTDOWN_DIALOG_H_
-
-#include "athena/input/public/input_manager.h"
-#include "base/memory/scoped_ptr.h"
-#include "base/time/time.h"
-#include "base/timer/timer.h"
-
-namespace aura {
-class Window;
-}
-
-namespace views {
-class Widget;
-}
-
-namespace athena {
-
-// Shuts down in response to the power button being pressed.
-class ShutdownDialog : public PowerButtonObserver {
- public:
-  explicit ShutdownDialog();
-  ~ShutdownDialog() override;
-
- private:
-  enum State {
-    // Releasing the power button sends a suspend request.
-    STATE_SUSPEND_ON_RELEASE,
-
-    // A warning that the device is about to be shutdown is visible. Releasing
-    // the power button does not send a suspend or a shutdown request.
-    STATE_SHUTDOWN_WARNING_VISIBLE,
-
-    // A D-Bus shutdown request has been sent. Shutdown cannot be canceled.
-    STATE_SHUTDOWN_REQUESTED,
-
-    STATE_OTHER
-  };
-
-  // Shows the shutdown warning dialog.
-  void ShowShutdownWarningDialog();
-
-  // Requests shutdown.
-  void Shutdown();
-
-  // PowerButtonObserver:
-  void OnPowerButtonStateChanged(PowerButtonObserver::State state) override;
-
-  // |shutdown_warning_message_|'s parent container.
-  aura::Window* warning_message_container_;
-
-  // Shows a warning that the device is about to be shutdown.
-  scoped_ptr<views::Widget> shutdown_warning_message_;
-
-  State state_;
-
-  base::OneShotTimer<ShutdownDialog> timer_;
-
-  DISALLOW_COPY_AND_ASSIGN(ShutdownDialog);
-};
-
-}  // namespace athena
-
-#endif  // ATHENA_SYSTEM_SHUTDOWN_DIALOG_H_