Hello ken2 (cc: golang-dev@googlegroups.com), I'd like you to review this change.
*** Submitted as http://code.google.com/p/go/source/detail?r=bdfe335c3248 *** 5g, 8g: dead code (already removed from 6g) R=ken2 CC=golang-dev http://codereview.appspot.com/1983041
LGTM