reflect: make map test independent of map iteration order.
reflect: make map test independent of map iteration order.

This should fix the 386 builds.

R=golang-dev, adg
CC=golang-dev
http://codereview.appspot.com/5298042

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