Updates #26148

Change-Id: I008502232642237270b7c8a2efb4a378345d06fd
Reviewed-on: https://go-review.googlesource.com/128716
Run-TryBot: Brad Fitzpatrick <bradfitz@golang.org>
TryBot-Result: Gobot Gobot <gobot@golang.org>
Reviewed-by: Brad Fitzpatrick <bradfitz@golang.org>
Reviewed-by: Ian Lance Taylor <iant@golang.org>