GitHub-Last-Rev: d6a6fa39095cac8a9acfeacbbafd636e1aa9b55b
GitHub-Pull-Request: golang/go#23809
Change-Id: Ife18ba2f982b5e1c30bda32d13dcd441778b986a
Reviewed-on: https://go-review.googlesource.com/93575Reviewed-by: Ian Lance Taylor <iant@golang.org>