Added -show_detector_state which show the detector state in the total bitrate graph.

webrtc/rtc_tools/event_log_visualizer/main.cc

Index: webrtc/rtc_tools/event_log_visualizer/main.cc
diff --git a/webrtc/rtc_tools/event_log_visualizer/main.cc b/webrtc/rtc_tools/event_log_visualizer/main.cc
index 6e78c890b2eb9734adf5104aec0f0fd76939ac7f..a4490aaeb5263aa39c26be2f09911952066c35a5 100644
--- a/webrtc/rtc_tools/event_log_visualizer/main.cc
+++ b/webrtc/rtc_tools/event_log_visualizer/main.cc
@@ -90,6 +90,11 @@ DEFINE_string(
     "trials are separated by \"/\"");
 DEFINE_bool(help, false, "prints this message");
 
+DEFINE_bool(
+    show_detector_state,
+    false,
+    "Mark the delay based bwe detector state on the total bitrate graph");
+
 int main(int argc, char* argv[]) {
   std::string program_name = argv[0];
   std::string usage =
@@ -178,11 +183,13 @@ int main(int argc, char* argv[]) {
   if (FLAG_plot_all || FLAG_plot_total_bitrate) {
     if (FLAG_incoming) {
       analyzer.CreateTotalBitrateGraph(webrtc::PacketDirection::kIncomingPacket,
-                                       collection->AppendNewPlot());
+                                       collection->AppendNewPlot(),
+                                       FLAG_show_detector_state);
     }
     if (FLAG_outgoing) {
       analyzer.CreateTotalBitrateGraph(webrtc::PacketDirection::kOutgoingPacket,
-                                       collection->AppendNewPlot());
+                                       collection->AppendNewPlot(),
+                                       FLAG_show_detector_state);
     }
   }