Removes unused WaveOut APIs from ADM

webrtc/modules/audio_device/mac/audio_device_mac.h

 /*
  *  Copyright (c) 2012 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 93 matching lines @@
   virtual int32_t StopPlayout();
   virtual bool Playing() const;
   virtual int32_t StartRecording();
   virtual int32_t StopRecording();
   virtual bool Recording() const;
 
   // Microphone Automatic Gain Control (AGC)
   virtual int32_t SetAGC(bool enable);
   virtual bool AGC() const;
 
-  // Volume control based on the Windows Wave API (Windows only)
-  virtual int32_t SetWaveOutVolume(uint16_t volumeLeft, uint16_t volumeRight);
-  virtual int32_t WaveOutVolume(uint16_t& volumeLeft,
-                                uint16_t& volumeRight) const;
-
   // Audio mixer initialization
   virtual int32_t InitSpeaker();
   virtual bool SpeakerIsInitialized() const;
   virtual int32_t InitMicrophone();
   virtual bool MicrophoneIsInitialized() const;
 
   // Speaker volume controls
   virtual int32_t SpeakerVolumeIsAvailable(bool& available);
   virtual int32_t SetSpeakerVolume(uint32_t volume);
   virtual int32_t SpeakerVolume(uint32_t& volume) const;
@@ skipping 244 matching lines @@
   // Typing detection
   // 0x5c is key "9", after that comes function keys.
   bool prev_key_state_[0x5d];
 
   int get_mic_volume_counter_ms_;
 };
 
 }  // namespace webrtc
 
 #endif  // MODULES_AUDIO_DEVICE_MAIN_SOURCE_MAC_AUDIO_DEVICE_MAC_H_