net: comment pedantry
net: comment pedantry

Fixes issue 1167.

R=r, r2
CC=golang-dev
http://codereview.appspot.com/2290044

h8liu/golang,pombredanne/go-deleteme,gnanderson/go,h8liu/golang,gnanderson/go,apparentlymart/golang,apparentlymart/golang,dsriram/golang,h8liu/golang,gnanderson/go,pombredanne/go-deleteme,tv42/old-go,pombredanne/go-deleteme,ssrl/go,ssrl/go,gnanderson/go,tv42/old-go,dsriram/golang,pombredanne/go-deleteme,apparentlymart/golang,ssrl/go,ssrl/go,apparentlymart/golang,ssrl/go,h8liu/golang,dsriram/golang,tv42/old-go,tv42/old-go,ssrl/go,tv42/old-go,pombredanne/go-deleteme,tv42/old-go,pombredanne/go-deleteme,gnanderson/go,dsriram/golang,h8liu/golang,tv42/old-go,h8liu/golang,apparentlymart/golang,dsriram/golang,pombredanne/go-deleteme,ssrl/go,apparentlymart/golang,apparentlymart/golang,h8liu/golang,dsriram/golang,gnanderson/go,gnanderson/go,dsriram/golang