Change-Id: I393c53d6f7b526d156226502544725a4cb9fb118
GitHub-Last-Rev: 5d53406c70ebbbbedd7650b9f43c873ead63c184
GitHub-Pull-Request: golang/go#28693
Reviewed-on: https://go-review.googlesource.com/c/148818
Run-TryBot: Ian Lance Taylor <iant@golang.org>
Reviewed-by: Brad Fitzpatrick <bradfitz@golang.org>