ABANDONED: mash: Move shell delegate interfaces to ash/common

ash/media_delegate.h

-// Copyright 2013 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 ASH_MEDIA_DELEGATE_H_
-#define ASH_MEDIA_DELEGATE_H_
-
-#include "ash/session/session_types.h"
-
-namespace content {
-class BrowserContext;
-}
-
-namespace ash {
-
-enum MediaCaptureState {
-  MEDIA_CAPTURE_NONE = 0,
-  MEDIA_CAPTURE_AUDIO = 1 << 0,
-  MEDIA_CAPTURE_VIDEO = 1 << 1,
-  MEDIA_CAPTURE_AUDIO_VIDEO = MEDIA_CAPTURE_AUDIO | MEDIA_CAPTURE_VIDEO,
-};
-
-// A delegate class to control media playback.
-class MediaDelegate {
- public:
-  virtual ~MediaDelegate() {}
-
-  // Handles the Next Track Media shortcut key.
-  virtual void HandleMediaNextTrack() = 0;
-
-  // Handles the Play/Pause Toggle Media shortcut key.
-  virtual void HandleMediaPlayPause() = 0;
-
-  // Handles the Previous Track Media shortcut key.
-  virtual void HandleMediaPrevTrack() = 0;
-
-  // Returns the current media recording state of web contents that belongs to
-  // the the user @ |index|. See session_types.h for a description of UserIndex.
-  virtual MediaCaptureState GetMediaCaptureState(UserIndex index) = 0;
-};
-
-}  // namespace ash
-
-#endif  // ASH_MEDIA_DELEGATE_H_