net/http: remove useless named result arguments in type
net/http: remove useless named result arguments in type

R=golang-dev, minux.ma
CC=golang-dev
https://codereview.appspot.com/8276043

h8liu/golang,h8liu/golang,h8liu/golang,h8liu/golang,h8liu/golang,h8liu/golang,h8liu/golang