Only implemented for PulseAudio so far, but the API does explain that
it's optional.
Change-Id: I4543a1c81d810fe92bb08f1ed13f3a3534a371e4
Reviewed-by: Ling Hu <ling.hu@nokia.com>
Update headers from before 2011 that were missed in the previous commit.
Change-Id: Ib0fd91a39ffc57117fe01280e34519c3f914fac0
Reviewed-by: Rohan McGovern <rohan.mcgovern@nokia.com>
Docs still need some fixing, but there are some legitimate usages of
it there.
Change-Id: I94c7b68788ce97829711a4384884d7e52fe84162
Reviewed-on: http://codereview.qt.nokia.com/1736
Reviewed-by: Jonas Rabbe <jonas.rabbe@nokia.com>