Index: tracing/tracing/ui/tracks/object_instance_group_track.html |
diff --git a/tracing/tracing/ui/tracks/object_instance_group_track.html b/tracing/tracing/ui/tracks/object_instance_group_track.html |
index 81e8a54b0eda0e01c2a87e000effb3452a82da66..7910ed1857a6ad40e2ad11e486f34a3b9a617d9f 100644 |
--- a/tracing/tracing/ui/tracks/object_instance_group_track.html |
+++ b/tracing/tracing/ui/tracks/object_instance_group_track.html |
@@ -30,7 +30,7 @@ tr.exportTo('tr.ui.tracks', function() { |
decorate: function(viewport) { |
tr.ui.tracks.MultiRowTrack.prototype.decorate.call(this, viewport); |
- this.classList.add('object-instance-group-track'); |
+ Polymer.dom(this).classList.add('object-instance-group-track'); |
this.objectInstances_ = undefined; |
}, |