Remove webrtc/sound/ subdir.

webrtc/sound/alsasymboltable.h

-/*
- *  Copyright 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_SOUND_ALSASYMBOLTABLE_H_
-#define WEBRTC_SOUND_ALSASYMBOLTABLE_H_
-
-#include <alsa/asoundlib.h>
-
-#include "webrtc/base/latebindingsymboltable.h"
-
-namespace rtc {
-
-#define ALSA_SYMBOLS_CLASS_NAME AlsaSymbolTable
-// The ALSA symbols we need, as an X-Macro list.
-// This list must contain precisely every libasound function that is used in
-// alsasoundsystem.cc.
-#define ALSA_SYMBOLS_LIST \
-  X(snd_device_name_free_hint) \
-  X(snd_device_name_get_hint) \
-  X(snd_device_name_hint) \
-  X(snd_pcm_avail_update) \
-  X(snd_pcm_close) \
-  X(snd_pcm_delay) \
-  X(snd_pcm_drop) \
-  X(snd_pcm_open) \
-  X(snd_pcm_prepare) \
-  X(snd_pcm_readi) \
-  X(snd_pcm_recover) \
-  X(snd_pcm_set_params) \
-  X(snd_pcm_start) \
-  X(snd_pcm_stream) \
-  X(snd_pcm_wait) \
-  X(snd_pcm_writei) \
-  X(snd_strerror)
-
-#define LATE_BINDING_SYMBOL_TABLE_CLASS_NAME ALSA_SYMBOLS_CLASS_NAME
-#define LATE_BINDING_SYMBOL_TABLE_SYMBOLS_LIST ALSA_SYMBOLS_LIST
-#include "webrtc/base/latebindingsymboltable.h.def"
-
-}  // namespace rtc
-
-#endif  // WEBRTC_SOUND_ALSASYMBOLTABLE_H_