in SoundHandler, FrameGrabber, Manager, MissingPluginInstaller,
and several classes in 'avmedia' module.

Change-Id: I9ab42d2ef95f3b0c724a7be9eb9e2389336a6f38
Reviewed-on: https://gerrit.libreoffice.org/27777Tested-by: Jenkins <ci@libreoffice.org>
Reviewed-by: Noel Grandin <noelgrandin@gmail.com>