Modified PeerConnection and WebRtcSession for end-to-end QuicDataChannel usage.

webrtc/api/quicdatatransport_unittest.cc

Index: webrtc/api/quicdatatransport_unittest.cc
diff --git a/webrtc/api/quicdatatransport_unittest.cc b/webrtc/api/quicdatatransport_unittest.cc
index 975898ef1f886f7cb93f95fc45c673d660accb61..a9b170e995751d3fb0bd034d8df1c48ca468be47 100644
--- a/webrtc/api/quicdatatransport_unittest.cc
+++ b/webrtc/api/quicdatatransport_unittest.cc
@@ -30,6 +30,7 @@ using webrtc::DataChannelObserver;
 using webrtc::QuicDataChannel;
 using webrtc::QuicDataTransport;
 using cricket::FakeTransportChannel;
+using cricket::FakeTransportController;
 using cricket::QuicTransportChannel;
 using cricket::ReliableQuicStream;
 
@@ -66,7 +67,8 @@ class QuicDataTransportPeer {
   QuicDataTransportPeer()
       : quic_data_transport_(rtc::Thread::Current(),
                              rtc::Thread::Current(),
-                             rtc::Thread::Current()),
+                             rtc::Thread::Current(),
+                             new FakeTransportController()),
         ice_transport_channel_(new FakeTransportChannel("data", 0)),
         quic_transport_channel_(ice_transport_channel_) {
     ice_transport_channel_->SetAsync(true);