Index: tracing/tracing/ui/base/bar_chart_test.html |
diff --git a/tracing/tracing/ui/base/bar_chart_test.html b/tracing/tracing/ui/base/bar_chart_test.html |
index dd790974a54b294f5f91c2ae210136c8bea10d2b..ff991993c15e0356a96ab3f1175cc8652d3bb0d1 100644 |
--- a/tracing/tracing/ui/base/bar_chart_test.html |
+++ b/tracing/tracing/ui/base/bar_chart_test.html |
@@ -228,7 +228,7 @@ tr.b.unittest.testSuite(function() { |
updateBrushedRange(); |
}); |
chart.addEventListener('item-mousemove', function(e) { |
- if (e.button == undefined) |
+ if (e.button === undefined) |
return; |
curMouseX = e.x; |
updateBrushedRange(); |