Index: tracing/tracing/ui/tracks/object_instance_track.html |
diff --git a/tracing/tracing/ui/tracks/object_instance_track.html b/tracing/tracing/ui/tracks/object_instance_track.html |
index 7809aa162c1a01a288d55295381ceea3eec59ffc..ac57f7b55d7b6d4ab5fb05152ef771feec9c72f6 100644 |
--- a/tracing/tracing/ui/tracks/object_instance_track.html |
+++ b/tracing/tracing/ui/tracks/object_instance_track.html |
@@ -36,7 +36,7 @@ tr.exportTo('tr.ui.tracks', function() { |
decorate: function(viewport) { |
tr.ui.tracks.Track.prototype.decorate.call(this, viewport); |
- this.classList.add('object-instance-track'); |
+ Polymer.dom(this).classList.add('object-instance-track'); |
this.objectInstances_ = []; |
this.objectSnapshots_ = []; |