Add probe logging to RtcEventLog.

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 428c55ca57c7df736a89d6cb1acaec4c9e51fa47..564357c0ee874864f0f51603b66210a2e51db40b 100644
--- a/webrtc/tools/event_log_visualizer/analyzer.cc
+++ b/webrtc/tools/event_log_visualizer/analyzer.cc
@@ -457,6 +457,12 @@ EventLogAnalyzer::EventLogAnalyzer(const ParsedRtcEventLog& log)
         audio_network_adaptation_events_.push_back(ana_event);
         break;
       }
+      case ParsedRtcEventLog::BWE_PROBE_CLUSTER_CREATED_EVENT: {
+        break;
+      }
+      case ParsedRtcEventLog::BWE_PROBE_RESULT_EVENT: {
+        break;
+      }
       case ParsedRtcEventLog::UNKNOWN_EVENT: {
         break;
       }