Change-Id: I954ca86c142e81c03ec867d10997617d1643b35d
GitHub-Last-Rev: 4ffcc780f16f20ad3a531638d4cef1c7d04da0bc
GitHub-Pull-Request: golang/go#24987
Reviewed-on: https://go-review.googlesource.com/108675Reviewed-by: Brad Fitzpatrick <bradfitz@golang.org>