Index: tracing/tracing/ui/tracks/slice_group_track.html |
diff --git a/tracing/tracing/ui/tracks/slice_group_track.html b/tracing/tracing/ui/tracks/slice_group_track.html |
index 78ffd07cf00e813aa027bd3859f34403abe643d5..6c39a50cb2a9707d363b53ec196cd65ab78be0e0 100644 |
--- a/tracing/tracing/ui/tracks/slice_group_track.html |
+++ b/tracing/tracing/ui/tracks/slice_group_track.html |
@@ -37,7 +37,7 @@ tr.exportTo('tr.ui.tracks', function() { |
addSubTrack_: function(slices) { |
var track = new tr.ui.tracks.SliceTrack(this.viewport); |
track.slices = slices; |
- this.appendChild(track); |
+ Polymer.dom(this).appendChild(track); |
return track; |
}, |