test/nil.go: delete on nil maps no longer panics Fix the build.
test/nil.go: delete on nil maps no longer panics
Fix the build.

R=golang-dev
CC=golang-dev
https://codereview.appspot.com/6946044

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