async static Task RunForChromeDebug(
            IEnumerableAsync <CDL.Message[]> input,
            string outputFileName,
            CancellationToken cancellation,
            ICodepathTracker templatesTracker,
            XAttribute contentsEtagAttr
            )
        {
            var inputMultiplexed = input.Multiplex();

            IPrefixMatcher matcher     = new PrefixMatcher();
            var            logMessages = CDL.Helpers.MatchPrefixes(inputMultiplexed, matcher).Multiplex();

            CDL.IWebRtcStateInspector webRtcStateInspector = new CDL.WebRtcStateInspector(matcher);

            var webRtcEvts = webRtcStateInspector.GetEvents(logMessages);

            Sym.IMeetingsStateInspector symMeetingsStateInspector = new Sym.MeetingsStateInspector(matcher);
            Sym.IMediaStateInspector    symMediaStateInspector    = new Sym.MediaStateInspector(matcher);
            var symMessages = Sym.Helpers.MatchPrefixes((new Sym.Reader()).FromChromeDebugLog(inputMultiplexed), matcher).Multiplex();

            var symMeetingEvents = symMeetingsStateInspector.GetEvents(symMessages);
            var symMediaEvents   = symMediaStateInspector.GetEvents(symMessages);

            matcher.Freeze();

            var events = EnumerableAsync.Merge(
                webRtcEvts.Select(ConvertTriggers <CDL.Message>),
                symMeetingEvents.Select(ConvertTriggers <Sym.Message>),
                symMediaEvents.Select(ConvertTriggers <Sym.Message>)
                )
                         .ToFlatList();

            await Task.WhenAll(events, symMessages.Open(), logMessages.Open(), inputMultiplexed.Open());

            if (cancellation.IsCancellationRequested)
            {
                return;
            }

            if (templatesTracker != null)
            {
                (await events).ForEach(e => templatesTracker.RegisterUsage(e.TemplateId));
            }

            StateInspectorOutput.SerializePostprocessorOutput(await events, null, contentsEtagAttr).Save(outputFileName);
        }
        async Task RunForChromeDebug(
            IEnumerableAsync <CDL.Message[]> inputMessages,
            LogSourcePostprocessorInput postprocessorInput
            )
        {
            var inputMultiplexed = inputMessages.Multiplex();

            IPrefixMatcher matcher     = postprocessing.CreatePrefixMatcher();
            var            logMessages = inputMultiplexed.MatchTextPrefixes(matcher).Multiplex();

            CDL.IWebRtcStateInspector webRtcStateInspector = new CDL.WebRtcStateInspector(matcher);

            var webRtcEvts = webRtcStateInspector.GetEvents(logMessages);

            var extensionSources = pluginModel
                                   .ChromeDebugStateEventSources.Select(
                source => source(matcher, inputMultiplexed, postprocessorInput.TemplatesTracker)
                )
                                   .ToArray();

            var eventSources = new List <IEnumerableAsync <Event[]> >
            {
                webRtcEvts
            };

            eventSources.AddRange(extensionSources.Select(s => s.Events));

            matcher.Freeze();

            var events = postprocessorInput.TemplatesTracker.TrackTemplates(EnumerableAsync.Merge(eventSources.ToArray()));

            var serialize = postprocessing.StateInspector.SavePostprocessorOutput(
                events,
                null,
                evtTrigger => TextLogEventTrigger.FromUnknownTrigger(evtTrigger),
                postprocessorInput
                );

            var tasks = new List <Task>();

            tasks.Add(serialize);
            tasks.AddRange(extensionSources.SelectMany(s => s.MultiplexingEnumerables.Select(e => e.Open())));
            tasks.Add(logMessages.Open());
            tasks.Add(inputMultiplexed.Open());
            await Task.WhenAll(tasks);
        }