mSoundOn is much easier to understand than mSilentModeOn Change-Id: Ie51c5c75fcad62e13e0fb578a266af80f15dc440
There is little point in deferring loading for this. Getting the service at startup time is not very expensive anyway, plus we can avoid getting it in a later change if sound is off in settings. Change-Id: I08d65467f245fa2f9f617eb23257c327b3115673
Change-Id: I957d883d1ccf188cb98eb11031aa0a32fce4ed76