Index: tracing/tracing/ui/base/chart_base.html |
diff --git a/tracing/tracing/ui/base/chart_base.html b/tracing/tracing/ui/base/chart_base.html |
index b22ba2e65e6fc0da94f3c5a59c7bd915ec1152cf..0a84aaac9e877c5fc6426c50a589978752065f46 100644 |
--- a/tracing/tracing/ui/base/chart_base.html |
+++ b/tracing/tracing/ui/base/chart_base.html |
@@ -63,7 +63,7 @@ tr.exportTo('tr.ui.b', function() { |
var ChartBase = tr.ui.b.define('svg', undefined, svgNS); |
ChartBase.prototype = { |
- __proto__: HTMLUnknownElement.prototype, |
+ __proto__: HTMLDivElement.prototype, |
decorate: function() { |
this.classList.add('chart-base'); |