Support for remote audio into tracks

talk/media/webrtc/webrtcvoiceengine_unittest.cc

 /*
  * libjingle
  * Copyright 2008 Google Inc.
  *
  * Redistribution and use in source and binary forms, with or without
  * modification, are permitted provided that the following conditions are met:
  *
  *  1. Redistributions of source code must retain the above copyright notice,
  *     this list of conditions and the following disclaimer.
  *  2. Redistributions in binary form must reproduce the above copyright notice,
@@ skipping 43 matching lines @@
 const cricket::AudioCodec kCn16000Codec(105, "CN", 16000, 0, 1, 0);
 const cricket::AudioCodec kTelephoneEventCodec(106, "telephone-event", 8000, 0,
                                                1, 0);
 const uint32_t kSsrc1 = 0x99;
 const uint32_t kSsrc2 = 0x98;
 const uint32_t kSsrcs4[] = { 1, 2, 3, 4 };
 
 class FakeVoEWrapper : public cricket::VoEWrapper {
  public:
   explicit FakeVoEWrapper(cricket::FakeWebRtcVoiceEngine* engine)
-      : cricket::VoEWrapper(engine,  // processing
-                            engine,  // base
-                            engine,  // codec
-                            engine,  // hw
-                            engine,  // network
-                            engine,  // rtp
-                            engine) {  // volume
+      : cricket::VoEWrapper(engine,     // processing
+                            engine,     // base
+                            engine,     // codec
+                            engine,     // hw
+                            engine,     // network
+                            engine,     // rtp
+                            engine,     // volume
+                            nullptr) {  // external_media
   }
 };
 }  // namespace
 
 class WebRtcVoiceEngineTestFake : public testing::Test {
  public:
   WebRtcVoiceEngineTestFake()
       : call_(webrtc::Call::Config()),
         engine_(new FakeVoEWrapper(&voe_)),
         channel_(nullptr) {
@@ skipping 3157 matching lines @@
   cricket::WebRtcVoiceEngine engine;
   EXPECT_TRUE(engine.Init(rtc::Thread::Current()));
   rtc::scoped_ptr<webrtc::Call> call(
       webrtc::Call::Create(webrtc::Call::Config()));
   cricket::WebRtcVoiceMediaChannel channel(&engine, cricket::AudioOptions(),
                                            call.get());
   cricket::AudioRecvParameters parameters;
   parameters.codecs = engine.codecs();
   EXPECT_TRUE(channel.SetRecvParameters(parameters));
 }