Build WebRTC with data channel only.

webrtc/pc/peerconnectionfactory.cc

 /*
  *  Copyright 2004 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 36 matching lines @@
   RTC_CHECK(rtc::Thread::Current() == pc_factory->signaling_thread());
   // The signaling thread is the current thread so we can
   // safely call Initialize directly.
   if (!pc_factory->Initialize()) {
     return nullptr;
   }
   return PeerConnectionFactoryProxy::Create(pc_factory->signaling_thread(),
                                             pc_factory);
 }
 
-rtc::scoped_refptr<PeerConnectionFactoryInterface>
-CreatePeerConnectionFactory() {
-  return CreatePeerConnectionFactory(CreateBuiltinAudioEncoderFactory(),
-                                     CreateBuiltinAudioDecoderFactory());
-}
-
 rtc::scoped_refptr<PeerConnectionFactoryInterface> CreatePeerConnectionFactory(
     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) {
   return CreatePeerConnectionFactoryWithAudioMixer(
@@ skipping 36 matching lines @@
   MethodCall0<PeerConnectionFactory, bool> call(
       pc_factory.get(), &PeerConnectionFactory::Initialize);
   bool result = call.Marshal(RTC_FROM_HERE, signaling_thread);
 
   if (!result) {
     return nullptr;
   }
   return PeerConnectionFactoryProxy::Create(signaling_thread, pc_factory);
 }
 
-rtc::scoped_refptr<PeerConnectionFactoryInterface>
-CreatePeerConnectionFactoryWithAudioMixer(
-    rtc::Thread* network_thread,
-    rtc::Thread* worker_thread,
-    rtc::Thread* signaling_thread,
-    AudioDeviceModule* default_adm,
-    cricket::WebRtcVideoEncoderFactory* encoder_factory,
-    cricket::WebRtcVideoDecoderFactory* decoder_factory,
-    rtc::scoped_refptr<AudioMixer> audio_mixer) {
-  return CreatePeerConnectionFactoryWithAudioMixer(
-      network_thread, worker_thread, signaling_thread, default_adm,
-      CreateBuiltinAudioEncoderFactory(), CreateBuiltinAudioDecoderFactory(),
-      encoder_factory, decoder_factory, audio_mixer);
-}
-
 PeerConnectionFactory::PeerConnectionFactory(
     rtc::scoped_refptr<webrtc::AudioEncoderFactory> audio_encoder_factory,
     rtc::scoped_refptr<webrtc::AudioDecoderFactory> audio_decoder_factory)
     : owns_ptrs_(true),
       wraps_current_thread_(false),
       network_thread_(rtc::Thread::CreateWithSocketServer().release()),
       worker_thread_(rtc::Thread::Create().release()),
       signaling_thread_(rtc::Thread::Current()),
       audio_encoder_factory_(audio_encoder_factory),
       audio_decoder_factory_(audio_decoder_factory) {
@@ skipping 243 matching lines @@
   RTC_DCHECK(worker_thread_ == rtc::Thread::Current());
   return std::unique_ptr<cricket::MediaEngineInterface>(
       cricket::WebRtcMediaEngineFactory::Create(
           default_adm_.get(), audio_encoder_factory_,
           audio_decoder_factory_,
           video_encoder_factory_.get(), video_decoder_factory_.get(),
           external_audio_mixer_));
 }
 
 }  // namespace webrtc