Add probe logging to RtcEventLog.

webrtc/tools/event_log_visualizer/analyzer.cc

 /*
  *  Copyright (c) 2016 The WebRTC project authors. All Rights Reserved.
  *
  *  Use of this source code is governed by a BSD-style license
  *  that can be found in the LICENSE file in the root of the source
  *  tree. An additional intellectual property rights grant can be found
  *  in the file PATENTS.  All contributing project authors may
  *  be found in the AUTHORS file in the root of the source tree.
  */
 
@@ skipping 439 matching lines @@
       case ParsedRtcEventLog::DELAY_BASED_BWE_UPDATE: {
         break;
       }
       case ParsedRtcEventLog::AUDIO_NETWORK_ADAPTATION_EVENT: {
         AudioNetworkAdaptationEvent ana_event;
         ana_event.timestamp = parsed_log_.GetTimestamp(i);
         parsed_log_.GetAudioNetworkAdaptation(i, &ana_event.config);
         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;
       }
     }
   }
 
   if (last_timestamp < first_timestamp) {
     // No useful events in the log.
     first_timestamp = last_timestamp = 0;
   }
@@ skipping 905 matching lines @@
         return rtc::Optional<float>();
       });
   plot->series_list_.back().label = "Audio encoder number of channels";
   plot->SetXAxis(0, call_duration_s_, "Time (s)", kLeftMargin, kRightMargin);
   plot->SetSuggestedYAxis(0, 1, "Number of channels (1 (mono)/2 (stereo))",
                           kBottomMargin, kTopMargin);
   plot->SetTitle("Reported audio encoder number of channels");
 }
 }  // namespace plotting
 }  // namespace webrtc