code review 4128048: sync: tidy a couple of comments.

sync: tidy a couple of comments.
no semantic change.

[r, 2011-02-02 05:11:03]

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

I'd like you to review this change.

[r, 2011-02-02 05:29:50]

*** Submitted as http://code.google.com/p/go/source/detail?r=c88661a2d028 ***

sync: tidy a couple of comments.
no semantic change.

R=rsc
CC=golang-dev
http://codereview.appspot.com/4128048

[rsc, 2011-02-02 06:12:21]

LGTM