Address some violations of chromium-style.

webrtc/modules/congestion_controller/send_side_congestion_controller.cc

Index: webrtc/modules/congestion_controller/send_side_congestion_controller.cc
diff --git a/webrtc/modules/congestion_controller/send_side_congestion_controller.cc b/webrtc/modules/congestion_controller/send_side_congestion_controller.cc
index 66035b08588ac6d4faa3b127e80f9144835b392a..354ccaaaa58e67052d79c9b34992c62fe6610fef 100644
--- a/webrtc/modules/congestion_controller/send_side_congestion_controller.cc
+++ b/webrtc/modules/congestion_controller/send_side_congestion_controller.cc
@@ -181,6 +181,15 @@ int64_t SendSideCongestionController::GetFirstPacketTimeMs() const {
   return pacer_->FirstSentPacketTimeMs();
 }
 
+PacedSender* SendSideCongestionController::pacer() {
+  return pacer_.get();
+}
+
+TransportFeedbackObserver*
+SendSideCongestionController::GetTransportFeedbackObserver() {
+  return this;
+}
+
 void SendSideCongestionController::SignalNetworkState(NetworkState state) {
   LOG(LS_INFO) << "SignalNetworkState "
                << (state == kNetworkUp ? "Up" : "Down");