mozilla-b2g/gaia — pull request #26897 by jrburke (2014-12-19 01:13:44+00:00)
Title: Bug 1042361 - [email] Avoid disruptive notification modes if a notification for the account already exists

Uses a soundFile that is just silent and a vibrationPattern of [1] for subsequent updates to new email notifications, since "silent" option not available in current supported mozbehaviors.

Good hack or great hack?