Removes unused APIs from the ADM (part II)

webrtc/modules/audio_device/linux/audio_mixer_manager_alsa_linux.h

 /*
  *  Copyright (c) 2011 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.
  */
 
@@ skipping 12 matching lines @@
 
 class AudioMixerManagerLinuxALSA
 {
 public:
     int32_t OpenSpeaker(char* deviceName);
     int32_t OpenMicrophone(char* deviceName);
     int32_t SetSpeakerVolume(uint32_t volume);
     int32_t SpeakerVolume(uint32_t& volume) const;
     int32_t MaxSpeakerVolume(uint32_t& maxVolume) const;
     int32_t MinSpeakerVolume(uint32_t& minVolume) const;
-    int32_t SpeakerVolumeStepSize(uint16_t& stepSize) const;
     int32_t SpeakerVolumeIsAvailable(bool& available);
     int32_t SpeakerMuteIsAvailable(bool& available);
     int32_t SetSpeakerMute(bool enable);
     int32_t SpeakerMute(bool& enabled) const;
     int32_t MicrophoneMuteIsAvailable(bool& available);
     int32_t SetMicrophoneMute(bool enable);
     int32_t MicrophoneMute(bool& enabled) const;
-    int32_t MicrophoneBoostIsAvailable(bool& available);
-    int32_t SetMicrophoneBoost(bool enable);
-    int32_t MicrophoneBoost(bool& enabled) const;
     int32_t MicrophoneVolumeIsAvailable(bool& available);
     int32_t SetMicrophoneVolume(uint32_t volume);
     int32_t MicrophoneVolume(uint32_t& volume) const;
     int32_t MaxMicrophoneVolume(uint32_t& maxVolume) const;
     int32_t MinMicrophoneVolume(uint32_t& minVolume) const;
-    int32_t MicrophoneVolumeStepSize(uint16_t& stepSize) const;
     int32_t Close();
     int32_t CloseSpeaker();
     int32_t CloseMicrophone();
     bool SpeakerIsInitialized() const;
     bool MicrophoneIsInitialized() const;
 
 public:
     AudioMixerManagerLinuxALSA();
     ~AudioMixerManagerLinuxALSA();
 
 private:
     int32_t LoadMicMixerElement() const;
     int32_t LoadSpeakerMixerElement() const;
     void GetControlName(char *controlName, char* deviceName) const;
 
 private:
     rtc::CriticalSection _critSect;
     mutable snd_mixer_t* _outputMixerHandle;
     char _outputMixerStr[kAdmMaxDeviceNameSize];
     mutable snd_mixer_t* _inputMixerHandle;
     char _inputMixerStr[kAdmMaxDeviceNameSize];
     mutable snd_mixer_elem_t* _outputMixerElement;
     mutable snd_mixer_elem_t* _inputMixerElement;
 };
 
 }
 
 #endif  // MODULES_AUDIO_DEVICE_MAIN_SOURCE_LINUX_AUDIO_MIXER_MANAGER_ALSA_LINUX_H_