code review 5783047: cmd/gc: delete old map delete in walk

cmd/gc: delete old map delete in walk

[rsc, 2012-03-08 03:03:32]

Hello ken2 (cc: golang-dev@googlegroups.com),

I'd like you to review this change to
https://code.google.com/p/go/

[rsc, 2012-03-08 03:03:38]

*** Submitted as da7ac33e249e ***

cmd/gc: delete old map delete in walk

R=ken2
CC=golang-dev
http://codereview.appspot.com/5783047

[ken3, 2012-03-08 04:50:51]

lgtm