Moved controls specific bus/sync messages handling from player/camera/capture session to corresponding controls. Reviewed-by: Michael Goddard Change-Id: Ieb67976ed335b0ef1cde87dc60e8ad8da3409526 Reviewed-on: http://codereview.qt.nokia.com/2535 Reviewed-by: Qt Sanity Bot <qt_sanity_bot@ovi.com> Reviewed-by: Michael Goddard <michael.goddard@nokia.com>