Remove unnecessary audio references in PeerConnectionFactory

api/peerconnectioninterface.h

Index: api/peerconnectioninterface.h
diff --git a/api/peerconnectioninterface.h b/api/peerconnectioninterface.h
index 13e78e645506c7de0a3358ac8681cc5ce90d4507..11ecf47bc22b7e9798ef64c2d6fd5991ff0a1ba3 100644
--- a/api/peerconnectioninterface.h
+++ b/api/peerconnectioninterface.h
@@ -1212,12 +1212,8 @@ CreateModularPeerConnectionFactory(
     rtc::Thread* network_thread,
     rtc::Thread* worker_thread,
     rtc::Thread* signaling_thread,
-    AudioDeviceModule* default_adm,
-    rtc::scoped_refptr<AudioEncoderFactory> audio_encoder_factory,
-    rtc::scoped_refptr<AudioDecoderFactory> audio_decoder_factory,
     cricket::WebRtcVideoEncoderFactory* video_encoder_factory,
     cricket::WebRtcVideoDecoderFactory* video_decoder_factory,
-    rtc::scoped_refptr<AudioMixer> audio_mixer,
     std::unique_ptr<cricket::MediaEngineInterface> media_engine,
     std::unique_ptr<CallFactoryInterface> call_factory,
     std::unique_ptr<RtcEventLogFactoryInterface> event_log_factory);