
_volumeChanged should not update the icon if the sink is muted. Fixes the case when shell is started with a muted sink (_mutedChanged is called before _volumeChanged). https://bugzilla.gnome.org/show_bug.cgi?id=632868
_volumeChanged should not update the icon if the sink is muted. Fixes the case when shell is started with a muted sink (_mutedChanged is called before _volumeChanged). https://bugzilla.gnome.org/show_bug.cgi?id=632868