mozilla-b2g/gaia — pull request #1877 by alivedise (2012-06-22 10:36:01+00:00)
Title: Fix 1668 -- [M] modify soundManager to fit the new scenario of volume change

per #1668,

Change the scenario of `volume-change` in gaia's SoundManager.

Related gecko patch in bugzilla:
https://bugzilla.mozilla.org/show_bug.cgi?id=767311

Another:
* Fix Settings App's progressbar of brightness.
* Add volume progressbar to settings.

Attention:
Land this request would cause volume buttons become invalid if the bug#767311 isn't landed.