Mardak/profile — pull request #42 by PinZhang (2014-02-11 02:11:08+00:00)
Title: Fix test error: undefined - "en-US" == "chrome://global/locale/intl.prop...

Sample code: https://developer.mozilla.org/en-US/Add-ons/SDK/Low-Level_APIs/preferences_service#getLocalized%28name.2C_defaultValue%29