WIP: Move the creation of AudioCodecFactory into PeerConnectionFactory.

webrtc/modules/audio_coding/neteq/neteq.cc

Index: webrtc/modules/audio_coding/neteq/neteq.cc
diff --git a/webrtc/modules/audio_coding/neteq/neteq.cc b/webrtc/modules/audio_coding/neteq/neteq.cc
index edc29da4357ab0546275ebb249293b90096798b9..02b674fbb80629e07289752e8acb3fabd4e03061 100644
--- a/webrtc/modules/audio_coding/neteq/neteq.cc
+++ b/webrtc/modules/audio_coding/neteq/neteq.cc
@@ -32,8 +32,12 @@ std::string NetEq::Config::ToString() const {
 
 // Creates all classes needed and inject them into a new NetEqImpl object.
 // Return the new object.
-NetEq* NetEq::Create(const NetEq::Config& config) {
-  return new NetEqImpl(config, NetEqImpl::Dependencies(config));
+NetEq* NetEq::Create(
+    const NetEq::Config& config,
+    std::shared_ptr<AudioDecoderFactory> decoder_factory) {
+  return new NetEqImpl(
+      config,
+      NetEqImpl::Dependencies(config, std::move(decoder_factory)));
 }
 
 }  // namespace webrtc