bba1471486ee56648a0696fe248787a853634870
chmalee
  Thu Feb 23 11:16:34 2023 -0800
Remove comment that is no longer relevant, refs #30672

diff --git src/hg/js/hgTracks.js src/hg/js/hgTracks.js
index b40c131..7b0e5a5 100644
--- src/hg/js/hgTracks.js
+++ src/hg/js/hgTracks.js
@@ -5202,31 +5202,30 @@
         trackList = [];
         $(".downloadTrackName:checked").each(function(i, elem) {
             trackList.push(undecoratedTrack(elem.id));
         });
         chrom = hgTracks.chromName;
         start = hgTracks.winStart;
         end = hgTracks.winEnd;
         db = undecoratedDb(getDb());
         apiUrl = "../cgi-bin/hubApi/getData/track?";
         apiUrl += "chrom=" + chrom;
         apiUrl += ";start=" + start;
         apiUrl += ";end=" + end;
         apiUrl += ";genome=" + db;
         apiUrl += ";jsonOutputArrays=1";
         apiUrl += ";track=" + trackList.join(',');
-        // strip off final comma:
         var xmlhttp = new XMLHttpRequest();
         downloadCurrentTrackData.currentRequests[apiUrl] = true;
         xmlhttp.onreadystatechange = function() {
             if (4 === this.readyState && 200 === this.status) {
                 var mapData = JSON.parse(this.responseText);
                 downloadCurrentTrackData.receiveTrackData(apiUrl, mapData);
                 delete downloadCurrentTrackData.currentRequests[apiUrl];
             } else {
                 if (4 === this.readyState && this.status >= 400) {
                     clearInterval(downloadCurrentTrackData.intervalId);
                     downloadCurrentTrackData.failedTrackDataRequest(this.responseText);
                     delete downloadCurrentTrackData.currentRequests[apiUrl];
                 }
             }
         };