Add logging of host lookups made by TurnPort to the RtcEventLog.

webrtc/rtc_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 491 matching lines @@
       }
       case ParsedRtcEventLog::BWE_PROBE_CLUSTER_CREATED_EVENT: {
         bwe_probe_cluster_created_events_.push_back(
             parsed_log_.GetBweProbeClusterCreated(i));
         break;
       }
       case ParsedRtcEventLog::BWE_PROBE_RESULT_EVENT: {
         bwe_probe_result_events_.push_back(parsed_log_.GetBweProbeResult(i));
         break;
       }
+      case ParsedRtcEventLog::HOST_LOOKUP_EVENT: {
+        // TODO(jonaso): What to do ??
+        break;
+      }
       case ParsedRtcEventLog::UNKNOWN_EVENT: {
         break;
       }
     }
   }
 
   if (last_timestamp < first_timestamp) {
     // No useful events in the log.
     first_timestamp = last_timestamp = 0;
   }
@@ skipping 1201 matching lines @@
     plot->AppendTimeSeries(std::move(series.second));
   }
 
   plot->SetXAxis(0, call_duration_s_, "Time (s)", kLeftMargin, kRightMargin);
   plot->SetYAxis(min_y_axis, max_y_axis, "Relative delay (ms)", kBottomMargin,
                  kTopMargin);
   plot->SetTitle("NetEq timing");
 }
 }  // namespace plotting
 }  // namespace webrtc