Remove VoEHardware interface.

webrtc/voice_engine/shared_data.h

Index: webrtc/voice_engine/shared_data.h
diff --git a/webrtc/voice_engine/shared_data.h b/webrtc/voice_engine/shared_data.h
index 0e57f9d2505e7aad74efb5c44d62972da891b906..e3014194547c5bac84444c68d98b2322a47cbf8f 100644
--- a/webrtc/voice_engine/shared_data.h
+++ b/webrtc/voice_engine/shared_data.h
@@ -46,12 +46,6 @@ public:
     OutputMixer* output_mixer() { return _outputMixerPtr; }
     rtc::CriticalSection* crit_sec() { return &_apiCritPtr; }
     ProcessThread* process_thread() { return _moduleProcessThreadPtr.get(); }
-    AudioDeviceModule::AudioLayer audio_device_layer() const {
-      return _audioDeviceLayer;
-    }
-    void set_audio_device_layer(AudioDeviceModule::AudioLayer layer) {
-      _audioDeviceLayer = layer;
-    }
 
     int NumOfSendingChannels();
     int NumOfPlayingChannels();
@@ -73,8 +67,6 @@ protected:
     std::unique_ptr<AudioProcessing> audioproc_;
     std::unique_ptr<ProcessThread> _moduleProcessThreadPtr;
 
-    AudioDeviceModule::AudioLayer _audioDeviceLayer;
-
     SharedData();
     virtual ~SharedData();
 };