Pass time constant to bwe smoothing filter.

webrtc/tools/event_log_visualizer/analyzer.cc

Index: webrtc/tools/event_log_visualizer/analyzer.cc
diff --git a/webrtc/tools/event_log_visualizer/analyzer.cc b/webrtc/tools/event_log_visualizer/analyzer.cc
index d68ad8124e0460b373a15343328f8c4593fa7478..1aa8037af731fb93df27dd7da29aee631831ce27 100644
--- a/webrtc/tools/event_log_visualizer/analyzer.cc
+++ b/webrtc/tools/event_log_visualizer/analyzer.cc
@@ -451,7 +451,8 @@ class BitrateObserver : public CongestionController::Observer,
 
   void OnNetworkChanged(uint32_t bitrate_bps,
                         uint8_t fraction_loss,
-                        int64_t rtt_ms) override {
+                        int64_t rtt_ms,
+                        int probing_interval_ms) override {
     last_bitrate_bps_ = bitrate_bps;
     bitrate_updated_ = true;
   }