Removes unused WaveOut APIs from ADM

webrtc/modules/audio_device/linux/audio_device_pulse_linux.cc

 /*
  *  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 354 matching lines @@
 
   if (_mixerManager.SpeakerVolume(level) == -1) {
     return -1;
   }
 
   volume = level;
 
   return 0;
 }
 
-int32_t AudioDeviceLinuxPulse::SetWaveOutVolume(uint16_t volumeLeft,
-                                                uint16_t volumeRight) {
-  LOG(LS_WARNING) << "API call not supported on this platform";
-  return -1;
-}
-
-int32_t AudioDeviceLinuxPulse::WaveOutVolume(uint16_t& /*volumeLeft*/,
-                                             uint16_t& /*volumeRight*/) const {
-  LOG(LS_WARNING) << "API call not supported on this platform";
-  return -1;
-}
-
 int32_t AudioDeviceLinuxPulse::MaxSpeakerVolume(uint32_t& maxVolume) const {
   RTC_DCHECK(thread_checker_.CalledOnValidThread());
   uint32_t maxVol(0);
 
   if (_mixerManager.MaxSpeakerVolume(maxVol) == -1) {
     return -1;
   }
 
   maxVolume = maxVol;
 
@@ skipping 2118 matching lines @@
 
   // A bit change in keymap means a key is pressed
   for (i = 0; i < sizeof(szKey); i++)
     state |= (szKey[i] ^ _oldKeyState[i]) & szKey[i];
 
   // Save old state
   memcpy((char*)_oldKeyState, (char*)szKey, sizeof(_oldKeyState));
   return (state != 0);
 }
 }  // namespace webrtc