Unless 'Use only papersize from printer prefs' is toggled on,
whatever the user sets here doesn't have any effect on the actual
printing (page settings from the document are used instead). It is
misleading to have the user believe otherwise.

It was really challenging to have this one toggle get all the way
down through several layers of abstraction, though ...

Change-Id: If240084ca23b3946a92882a6ee47dbc161b3b86c
Reviewed-on: https://gerrit.libreoffice.org/16822Reviewed-by: Miklos Vajna <vmiklos@collabora.co.uk>
Tested-by: Miklos Vajna <vmiklos@collabora.co.uk>