Fixes #24297

Change-Id: I759e88655632fda97dced240b3f13392b2785d0a
Reviewed-on: https://go-review.googlesource.com/99575Reviewed-by: Andrew Bonventre <andybons@golang.org>
Reviewed-by: Brad Fitzpatrick <bradfitz@golang.org>
Run-TryBot: Andrew Bonventre <andybons@golang.org>
TryBot-Result: Gobot Gobot <gobot@golang.org>