Removes unused APIs from the ADM (part II)

webrtc/modules/audio_device/include/audio_device.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 22 matching lines @@
     kAndroidOpenSLESAudio = 6,
     kAndroidJavaInputAndOpenSLESOutputAudio = 7,
     kDummyAudio = 8
   };
 
   enum WindowsDeviceType {
     kDefaultCommunicationDevice = -1,
     kDefaultDevice = -2
   };
 
+  // Deprecated.
+  // TODO(henrika): to be removed.
   enum BufferType {
     kFixedBufferSize  = 0,
     kAdaptiveBufferSize = 1
   };
 
   enum ChannelType {
     kChannelLeft = 0,
     kChannelRight = 1,
     kChannelBoth = 2
   };
@@ skipping 67 matching lines @@
   virtual bool SpeakerIsInitialized() const = 0;
   virtual int32_t InitMicrophone() = 0;
   virtual bool MicrophoneIsInitialized() const = 0;
 
   // Speaker volume controls
   virtual int32_t SpeakerVolumeIsAvailable(bool* available) = 0;
   virtual int32_t SetSpeakerVolume(uint32_t volume) = 0;
   virtual int32_t SpeakerVolume(uint32_t* volume) const = 0;
   virtual int32_t MaxSpeakerVolume(uint32_t* maxVolume) const = 0;
   virtual int32_t MinSpeakerVolume(uint32_t* minVolume) const = 0;
-  virtual int32_t SpeakerVolumeStepSize(uint16_t* stepSize) const = 0;
+  // Deprecated.
+  // TODO(henrika): to be removed.
+  virtual int32_t SpeakerVolumeStepSize(uint16_t* stepSize) const { return -1; }
 
   // Microphone volume controls
   virtual int32_t MicrophoneVolumeIsAvailable(bool* available) = 0;
   virtual int32_t SetMicrophoneVolume(uint32_t volume) = 0;
   virtual int32_t MicrophoneVolume(uint32_t* volume) const = 0;
   virtual int32_t MaxMicrophoneVolume(uint32_t* maxVolume) const = 0;
   virtual int32_t MinMicrophoneVolume(uint32_t* minVolume) const = 0;
-  virtual int32_t MicrophoneVolumeStepSize(uint16_t* stepSize) const = 0;
+  // Deprecated.
+  // TODO(henrika): to be removed.
+  virtual int32_t MicrophoneVolumeStepSize(uint16_t* stepSize) const {
+    return -1;
+  }
 
   // Speaker mute control
   virtual int32_t SpeakerMuteIsAvailable(bool* available) = 0;
   virtual int32_t SetSpeakerMute(bool enable) = 0;
   virtual int32_t SpeakerMute(bool* enabled) const = 0;
 
   // Microphone mute control
   virtual int32_t MicrophoneMuteIsAvailable(bool* available) = 0;
   virtual int32_t SetMicrophoneMute(bool enable) = 0;
   virtual int32_t MicrophoneMute(bool* enabled) const = 0;
 
-  // Microphone boost control
-  virtual int32_t MicrophoneBoostIsAvailable(bool* available) = 0;
-  virtual int32_t SetMicrophoneBoost(bool enable) = 0;
-  virtual int32_t MicrophoneBoost(bool* enabled) const = 0;
+  // Deprecated.
+  // TODO(henrika): to be removed.
+  virtual int32_t MicrophoneBoostIsAvailable(bool* available) { return -1; }
+  virtual int32_t SetMicrophoneBoost(bool enable) { return -1; }
+  virtual int32_t MicrophoneBoost(bool* enabled) const { return -1; }
 
   // Stereo support
   virtual int32_t StereoPlayoutIsAvailable(bool* available) const = 0;
   virtual int32_t SetStereoPlayout(bool enable) = 0;
   virtual int32_t StereoPlayout(bool* enabled) const = 0;
   virtual int32_t StereoRecordingIsAvailable(bool* available) const = 0;
   virtual int32_t SetStereoRecording(bool enable) = 0;
   virtual int32_t StereoRecording(bool* enabled) const = 0;
   virtual int32_t SetRecordingChannel(const ChannelType channel) = 0;
   virtual int32_t RecordingChannel(ChannelType* channel) const = 0;
 
+  // Deprecated.
+  // TODO(henrika): to be removed.
+  virtual int32_t SetPlayoutBuffer(const BufferType type,
+                                   uint16_t sizeMS = 0) { return -1; }
+  virtual int32_t PlayoutBuffer(BufferType* type, uint16_t* sizeMS) const {
+    return -1;
+  }
   // Delay information and control
-  virtual int32_t SetPlayoutBuffer(const BufferType type,
-                                   uint16_t sizeMS = 0) = 0;
-  virtual int32_t PlayoutBuffer(BufferType* type, uint16_t* sizeMS) const = 0;
   virtual int32_t PlayoutDelay(uint16_t* delayMS) const = 0;
   virtual int32_t RecordingDelay(uint16_t* delayMS) const = 0;
 
-  // CPU load
-  virtual int32_t CPULoad(uint16_t* load) const = 0;
+  // Deprecated.
+  // TODO(henrika): to be removed.
+  virtual int32_t CPULoad(uint16_t* load) const { return -1; }
 
-  // Recording of raw PCM data
+  // Deprecated.
+  // TODO(henrika): to be removed.
   virtual int32_t StartRawOutputFileRecording(
-      const char pcmFileNameUTF8[kAdmMaxFileNameSize]) = 0;
-  virtual int32_t StopRawOutputFileRecording() = 0;
+      const char pcmFileNameUTF8[kAdmMaxFileNameSize]) { return -1; }
+  virtual int32_t StopRawOutputFileRecording() { return -1; }
   virtual int32_t StartRawInputFileRecording(
-      const char pcmFileNameUTF8[kAdmMaxFileNameSize]) = 0;
-  virtual int32_t StopRawInputFileRecording() = 0;
+      const char pcmFileNameUTF8[kAdmMaxFileNameSize]) { return -1; }
+  virtual int32_t StopRawInputFileRecording() { return -1; }
 
   // Native sample rate controls (samples/sec)
   virtual int32_t SetRecordingSampleRate(const uint32_t samplesPerSec) = 0;
   virtual int32_t RecordingSampleRate(uint32_t* samplesPerSec) const = 0;
   virtual int32_t SetPlayoutSampleRate(const uint32_t samplesPerSec) = 0;
   virtual int32_t PlayoutSampleRate(uint32_t* samplesPerSec) const = 0;
 
+  // Deprecated.
+  // TODO(henrika): to be removed.
+  virtual int32_t ResetAudioDevice() { return -1; }
+
   // Mobile device specific functions
-  virtual int32_t ResetAudioDevice() = 0;
   virtual int32_t SetLoudspeakerStatus(bool enable) = 0;
   virtual int32_t GetLoudspeakerStatus(bool* enabled) const = 0;
 
   // Only supported on Android.
   virtual bool BuiltInAECIsAvailable() const = 0;
   virtual bool BuiltInAGCIsAvailable() const = 0;
   virtual bool BuiltInNSIsAvailable() const = 0;
 
   // Enables the built-in audio effects. Only supported on Android.
   virtual int32_t EnableBuiltInAEC(bool enable) = 0;
   virtual int32_t EnableBuiltInAGC(bool enable) = 0;
   virtual int32_t EnableBuiltInNS(bool enable) = 0;
 
 // Only supported on iOS.
 #if defined(WEBRTC_IOS)
   virtual int GetPlayoutAudioParameters(AudioParameters* params) const = 0;
   virtual int GetRecordAudioParameters(AudioParameters* params) const = 0;
 #endif  // WEBRTC_IOS
 
  protected:
   ~AudioDeviceModule() override {}
 };
 
 }  // namespace webrtc
 
 #endif  // MODULES_AUDIO_DEVICE_INCLUDE_AUDIO_DEVICE_H_