| 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_ = []; | 
|  | 
|  |