Remove DeviceManager and DeviceInfo.

webrtc/media/devices/linuxdevicemanager.h

-/*
- *  Copyright (c) 2004 The WebRTC project authors. All Rights Reserved.
- *
- *  Use of this source code is governed by a BSD-style license
- *  that can be found in the LICENSE file in the root of the source
- *  tree. An additional intellectual property rights grant can be found
- *  in the file PATENTS.  All contributing project authors may
- *  be found in the AUTHORS file in the root of the source tree.
- */
-
-#ifndef WEBRTC_MEDIA_DEVICES_LINUXDEVICEMANAGER_H_
-#define WEBRTC_MEDIA_DEVICES_LINUXDEVICEMANAGER_H_
-
-#include <string>
-#include <vector>
-
-#include "webrtc/base/sigslot.h"
-#include "webrtc/base/stringencode.h"
-#include "webrtc/media/devices/devicemanager.h"
-#include "webrtc/sound/soundsystemfactory.h"
-
-namespace cricket {
-
-class LinuxDeviceManager : public DeviceManager {
- public:
-  LinuxDeviceManager();
-  virtual ~LinuxDeviceManager();
-
-  virtual bool GetVideoCaptureDevices(std::vector<Device>* devs);
-
- private:
-  virtual bool GetAudioDevices(bool input, std::vector<Device>* devs);
-  rtc::SoundSystemHandle sound_system_;
-};
-
-}  // namespace cricket
-
-#endif  // WEBRTC_MEDIA_DEVICES_LINUXDEVICEMANAGER_H_