runtime/internal: clean up completely
We've been slowly moving packages from runtime/internal to
internal/runtime. For now, runtime/internal only has test packages.
It's a good chance to clean up the references to runtime/internal
in the toolchain.
For #65355.
Change-Id: Ie6f9091a44511d0db9946ea6de7a78d3afe9f063
GitHub-Last-Rev:
fad32e2e81d11508e734c3c3d3b0c1da583f89f5
GitHub-Pull-Request: golang/go#72137
Reviewed-on: https://go-review.googlesource.com/c/go/+/655515
Reviewed-by: Michael Pratt <mpratt@google.com>
LUCI-TryBot-Result: Go LUCI <golang-scoped@luci-project-accounts.iam.gserviceaccount.com>
Reviewed-by: David Chase <drchase@google.com>