Integrate the built-in WASAPI AEC DMO to VoE.
Review URL: http://webrtc-codereview.appspot.com/108006

git-svn-id: http://webrtc.googlecode.com/svn/trunk@592 4adac7df-926f-26a2-2b94-8c16560cd09d
diff --git a/src/modules/audio_device/main/source/audio_device_impl.h b/src/modules/audio_device/main/source/audio_device_impl.h
index 90cadf0..4d1dead 100644
--- a/src/modules/audio_device/main/source/audio_device_impl.h
+++ b/src/modules/audio_device/main/source/audio_device_impl.h
@@ -202,6 +202,9 @@
     virtual WebRtc_Word32 SetLoudspeakerStatus(bool enable);
     virtual WebRtc_Word32 GetLoudspeakerStatus(bool* enabled) const;
 
+    virtual int32_t EnableBuiltInAEC(bool enable);
+    virtual bool BuiltInAECIsEnabled() const;
+
 public:
     WebRtc_Word32 Id() {return _id;}