mozilla-b2g/gaia — pull request #16267 by jankeromnes (2014-02-13 23:10:36+00:00)
Title: Bug 963499 - Add a JS jank watcher to the Developer HUD. r=vingtetun

![jank](https://f.cloud.github.com/assets/599268/2166262/059f541a-9504-11e3-9314-eaa1af7582a6.png)