GitLab

* font.c (font_done_for_face):
* xface.c (realize_non_ascii_face): Adjust user.
* font.h (struct font_driver): Convert 'prepare_face' to return
void because its return value is never used anyway.
* xfont.c (xfont_prepare_face): Return void.
* xftfont.c (xftfont_prepare_face): Likewise.  Use xmalloc.
(xftfont_done_face): Use xfree.