[autofit] Some preparations for loading HarfBuzz dynamically. (3/4)

* src/autofit/afshaper.c: Move around code so that the non-HarfBuzz code is
  present even if `FT_CONFIG_OPTION_USE_HARFBUZZ` is not defined.  This is a
  preliminary step to allow deactivation of HarfBuzz at run-time.
1 file changed