The only remaining user is EmbeddedFontsHelper, and it just needs the
raw font data.

Change-Id: Ia15c59158b5c9e44d0936463553303a3c8b6e0f5
Reviewed-on: https://gerrit.libreoffice.org/31374Tested-by: Jenkins <ci@libreoffice.org>
Reviewed-by: Khaled Hosny <khaledhosny@eglug.org>