[Domain Reliabiliy: net stack] Plumb received go away from server due to connection migration.

net/quic/quic_chromium_client_session.cc

Index: net/quic/quic_chromium_client_session.cc
diff --git a/net/quic/quic_chromium_client_session.cc b/net/quic/quic_chromium_client_session.cc
index 15ec708d5f4c8df66dd85ad4db6eea3e37c19fc4..634ba69ef1e8c92086a066924cbb110d3c829b00 100644
--- a/net/quic/quic_chromium_client_session.cc
+++ b/net/quic/quic_chromium_client_session.cc
@@ -157,6 +157,12 @@ void QuicChromiumClientSession::StreamRequest::CancelRequest() {
   callback_.Reset();
 }
 
+void QuicChromiumClientSession::StreamRequest::PopulateNetErrorDetails(
+    NetErrorDetails* details) {
+  if (session_)
+    session_->PopulateNetErrorDetails(details);
+}
+
 void QuicChromiumClientSession::StreamRequest::OnRequestCompleteSuccess(
     QuicChromiumClientStream* stream) {
   session_.reset();
@@ -205,6 +211,7 @@ QuicChromiumClientSession::QuicChromiumClientSession(
                                        std::move(socket_performance_watcher),
                                        net_log_)),
       going_away_(false),
+      received_goaway_because_of_migrating_port_(false),
       disabled_reason_(QUIC_DISABLED_NOT),
       token_binding_signatures_(kTokenBindingSignatureMapSize),
       weak_factory_(this) {
@@ -760,6 +767,8 @@ void QuicChromiumClientSession::OnCryptoHandshakeMessageReceived(
 void QuicChromiumClientSession::OnGoAway(const QuicGoAwayFrame& frame) {
   QuicSession::OnGoAway(frame);
   NotifyFactoryOfSessionGoingAway();
+  received_goaway_because_of_migrating_port_ =
+      frame.error_code == QUIC_ERROR_MIGRATING_PORT;
 }
 
 void QuicChromiumClientSession::OnRstStream(const QuicRstStreamFrame& frame) {
@@ -1098,6 +1107,12 @@ bool QuicChromiumClientSession::MigrateToSocket(
   return true;
 }
 
+void QuicChromiumClientSession::PopulateNetErrorDetails(
+    NetErrorDetails* details) {
+  details->received_goaway_because_of_migrating_port =
+      received_goaway_because_of_migrating_port_;
+}
+
 const DatagramClientSocket* QuicChromiumClientSession::GetDefaultSocket()
     const {
   DCHECK(sockets_.back().get() != nullptr);