Go 1.20 will require Go 1.17 to bootstrap, so we can stop worrying about
older Go bootstrap versions. https://go.dev/issues/44505 fixed most of
those TODOs, but this one was presumably forgotten about.
Change-Id: I0c19ec4eec65cd807e7db9a57c5969845d915c07
Reviewed-on: https://go-review.googlesource.com/c/go/+/461155 Reviewed-by: Than McIntosh <thanm@google.com>
Run-TryBot: Than McIntosh <thanm@google.com>
TryBot-Result: Gopher Robot <gobot@golang.org> Reviewed-by: Cherry Mui <cherryyz@google.com>