Removes unused APIs from the ADM (part II)

webrtc/modules/audio_device/dummy/file_audio_device.cc

Index: webrtc/modules/audio_device/dummy/file_audio_device.cc
diff --git a/webrtc/modules/audio_device/dummy/file_audio_device.cc b/webrtc/modules/audio_device/dummy/file_audio_device.cc
index 0d9885de7a4dc1a4d262b6cbd83761a6e0a60178..4d8e11a14e2f1f9d08319d7a8fb61073963b67d1 100644
--- a/webrtc/modules/audio_device/dummy/file_audio_device.cc
+++ b/webrtc/modules/audio_device/dummy/file_audio_device.cc
@@ -333,10 +333,6 @@ int32_t FileAudioDevice::MinSpeakerVolume(uint32_t& minVolume) const {
   return -1;
 }
 
-int32_t FileAudioDevice::SpeakerVolumeStepSize(uint16_t& stepSize) const {
-  return -1;
-}
-
 int32_t FileAudioDevice::MicrophoneVolumeIsAvailable(bool& available) {
   return -1;
 }
@@ -355,10 +351,6 @@ int32_t FileAudioDevice::MinMicrophoneVolume(uint32_t& minVolume) const {
   return -1;
 }
 
-int32_t FileAudioDevice::MicrophoneVolumeStepSize(uint16_t& stepSize) const {
-  return -1;
-}
-
 int32_t FileAudioDevice::SpeakerMuteIsAvailable(bool& available) { return -1; }
 
 int32_t FileAudioDevice::SetSpeakerMute(bool enable) { return -1; }
@@ -373,14 +365,6 @@ int32_t FileAudioDevice::SetMicrophoneMute(bool enable) { return -1; }
 
 int32_t FileAudioDevice::MicrophoneMute(bool& enabled) const { return -1; }
 
-int32_t FileAudioDevice::MicrophoneBoostIsAvailable(bool& available) {
-  return -1;
-}
-
-int32_t FileAudioDevice::SetMicrophoneBoost(bool enable) { return -1; }
-
-int32_t FileAudioDevice::MicrophoneBoost(bool& enabled) const { return -1; }
-
 int32_t FileAudioDevice::StereoPlayoutIsAvailable(bool& available) {
   available = true;
   return 0;
@@ -408,26 +392,12 @@ int32_t FileAudioDevice::StereoRecording(bool& enabled) const {
   return 0;
 }
 
-int32_t FileAudioDevice::SetPlayoutBuffer(
-    const AudioDeviceModule::BufferType type,
-    uint16_t sizeMS) {
-  return 0;
-}
-
-int32_t FileAudioDevice::PlayoutBuffer(AudioDeviceModule::BufferType& type,
-                                        uint16_t& sizeMS) const {
-  type = _playBufType;
-  return 0;
-}
-
 int32_t FileAudioDevice::PlayoutDelay(uint16_t& delayMS) const {
   return 0;
 }
 
 int32_t FileAudioDevice::RecordingDelay(uint16_t& delayMS) const { return -1; }
 
-int32_t FileAudioDevice::CPULoad(uint16_t& load) const { return -1; }
-
 bool FileAudioDevice::PlayoutWarning() const { return false; }
 
 bool FileAudioDevice::PlayoutError() const { return false; }