Index: tracing/tracing/ui/tracks/letter_dot_track.html |
diff --git a/tracing/tracing/ui/tracks/letter_dot_track.html b/tracing/tracing/ui/tracks/letter_dot_track.html |
index 64f26e4fb4f70f249bdd88f331adafafcc45cea0..16a65d93eeaeb7a892fbd36707c24a544212b2ee 100644 |
--- a/tracing/tracing/ui/tracks/letter_dot_track.html |
+++ b/tracing/tracing/ui/tracks/letter_dot_track.html |
@@ -43,7 +43,7 @@ tr.exportTo('tr.ui.tracks', function() { |
this.items_ = undefined; |
this.heading_ = document.createElement('tr-ui-heading'); |
- this.appendChild(this.heading_); |
+ Polymer.dom(this).appendChild(this.heading_); |
}, |
set heading(heading) { |