net: fix typo
net: fix typo

R=golang-dev, adg
CC=golang-dev
http://codereview.appspot.com/4315049

Committer: Andrew Gerrand <395a7d33bec8475c9b83b7d440f141bcbd994aa5@golang.org>

tav/go,tav/go,tav/go,tav/go,tav/go,tav/go,tav/go