Index: tracing/tracing/ui/tracks/stacked_bars_track.html |
diff --git a/tracing/tracing/ui/tracks/stacked_bars_track.html b/tracing/tracing/ui/tracks/stacked_bars_track.html |
index 13dc22df37badae9de8e5989208c2cad35e2d140..762a16f95e8891622f7f078e412639b8af822a81 100644 |
--- a/tracing/tracing/ui/tracks/stacked_bars_track.html |
+++ b/tracing/tracing/ui/tracks/stacked_bars_track.html |
@@ -27,7 +27,7 @@ tr.exportTo('tr.ui.tracks', function() { |
decorate: function(viewport) { |
tr.ui.tracks.Track.prototype.decorate.call(this, viewport); |
- this.classList.add('stacked-bars-track'); |
+ Polymer.dom(this).classList.add('stacked-bars-track'); |
this.objectInstance_ = null; |
this.heading_ = document.createElement('tr-ui-heading'); |