This addresses <200308122339.h7CNdP806743@saturn.mikemac.com>. Maybe it is fixed maybe not.
This addresses <200308122339.h7CNdP806743@saturn.mikemac.com>. Maybe it
is fixed maybe not.

CARE-FOR-NEW-NATIVE-TRANSFORMATION wanted to clear the sheet before
dispatching a repaint and thus needed a medium, but some sheets don't
have a medium. We removed the offending call to MEDIUM-CLEAR-AREA and
depend on HANDLE-REPAINT clearing on itself now.

onixie/mcclim,swflint/McCLIM,slyrus/mcclim,onixie/mcclim,antifuchs/mcclim,antifuchs/mcclim,swflint/McCLIM,slyrus/mcclim,swflint/McCLIM,onixie/mcclim