Hello r (cc: golang-dev@googlegroups.com), I'd like you to review this change.
LGTM
*** Submitted as http://code.google.com/p/go/source/detail?r=2b1a070d81b6 *** misc/dashboard/builder: remove build files after benchmarking R=r CC=golang-dev http://codereview.appspot.com/2270041