Change-Id: I46046cddceff2d44a7b2517db1ebf7acdf5f2b90
GitHub-Last-Rev: 7fb9f26476d2764f07d068ce612bf79b1e7f44b4
GitHub-Pull-Request: golang/go#30144
Reviewed-on: https://go-review.googlesource.com/c/161718Reviewed-by: Brad Fitzpatrick <bradfitz@golang.org>