modules/audio_coding: Remove some codec include dirs

webrtc/modules/audio_coding/codecs/pcm16b/include/audio_encoder_pcm16b.h

-/*
- *  Copyright (c) 2014 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_MODULES_AUDIO_CODING_CODECS_PCM16B_INCLUDE_AUDIO_ENCODER_PCM16B_H_
-#define WEBRTC_MODULES_AUDIO_CODING_CODECS_PCM16B_INCLUDE_AUDIO_ENCODER_PCM16B_H_
-
-#include "webrtc/base/scoped_ptr.h"
-#include "webrtc/modules/audio_coding/codecs/g711/include/audio_encoder_pcm.h"
-
-namespace webrtc {
-
-struct CodecInst;
-
-class AudioEncoderPcm16B final : public AudioEncoderPcm {
- public:
-  struct Config : public AudioEncoderPcm::Config {
-   public:
-    Config() : AudioEncoderPcm::Config(107), sample_rate_hz(8000) {}
-    bool IsOk() const;
-
-    int sample_rate_hz;
-  };
-
-  explicit AudioEncoderPcm16B(const Config& config)
-      : AudioEncoderPcm(config, config.sample_rate_hz) {}
-  explicit AudioEncoderPcm16B(const CodecInst& codec_inst);
-
- protected:
-  size_t EncodeCall(const int16_t* audio,
-                    size_t input_len,
-                    uint8_t* encoded) override;
-
-  int BytesPerSample() const override;
-
-private:
-  RTC_DISALLOW_COPY_AND_ASSIGN(AudioEncoderPcm16B);
-};
-
-}  // namespace webrtc
-
-#endif  // WEBRTC_MODULES_AUDIO_CODING_CODECS_PCM16B_INCLUDE_AUDIO_ENCODER_PCM16B_H_