[cff] Add support for `FSType'.

* include/freetype/internal/cfftypes.h (CFF_FontRec): Add
`font_extra' entry.

* src/cff/cffdrivr.c (cff_ps_get_font_extra): New function to
retrieve FSType info from the embedded PostScript data.
(cff_service_ps_info): Register function.

* src/cff/cffload.c (cff_font_done): Free `font_extra'.
4 files changed