The APIs will be reintroduced as part of the new platform interface
API where appropriate.
Clients that still depend on the platform headers can include it
via QT += platformheaders-private.
Change-Id: Ifbd836d833d19f3cf48cd4f933d7fe754c06d2d9
Reviewed-by: Tor Arne Vestbø <tor.arne.vestbo@qt.io>