Fix QUIC warnings in preparation for enabling them

gfe-relnote: n/a, compilation-only change
PiperOrigin-RevId: 253893322
Change-Id: I15917a1c5b325922850086277cfad5e3b4da20a4
diff --git a/quic/core/quic_trace_visitor.cc b/quic/core/quic_trace_visitor.cc
index 8b1b62a..f15e149 100644
--- a/quic/core/quic_trace_visitor.cc
+++ b/quic/core/quic_trace_visitor.cc
@@ -242,7 +242,7 @@
 }
 
 void QuicTraceVisitor::OnPacketLoss(QuicPacketNumber lost_packet_number,
-                                    TransmissionType transmission_type,
+                                    TransmissionType /*transmission_type*/,
                                     QuicTime detection_time) {
   quic_trace::Event* event = trace_.add_events();
   event->set_time_us(ConvertTimestampToRecordedFormat(detection_time));
@@ -279,8 +279,8 @@
 
 void QuicTraceVisitor::OnAdjustNetworkParameters(QuicBandwidth bandwidth,
                                                  QuicTime::Delta rtt,
-                                                 QuicByteCount old_cwnd,
-                                                 QuicByteCount new_cwnd) {
+                                                 QuicByteCount /*old_cwnd*/,
+                                                 QuicByteCount /*new_cwnd*/) {
   quic_trace::Event* event = trace_.add_events();
   event->set_time_us(
       ConvertTimestampToRecordedFormat(connection_->clock()->ApproximateNow()));