add TODO

diff --git a/plugins/chart-labels.js b/plugins/chart-labels.js
index 5a109df..5e544dc 100644 (file)
--- a/plugins/chart-labels.js
+++ b/plugins/chart-labels.js
@@ -6,6 +6,7 @@
 Dygraph.Plugins.ChartLabels = (function() {
 
 // TODO(danvk): move chart label options out of dygraphs and into the plugin.
+// TODO(danvk): only tear down & rebuild the DIVs when it's necessary.
 
 var chart_labels = function() {
   this.title_div_ = null;