This could help make it easier to identify blocking
dependencies when examining traces. Flows can be turned
off when viewing traces to remove potential distractions.
Updates #38714
Change-Id: Ibfd3f1a1861e3cac31addb053a2fca7ee796c4d7
Reviewed-on: https://go-review.googlesource.com/c/go/+/248322
Run-TryBot: Michael Matloob <matloob@golang.org>
TryBot-Result: Gobot Gobot <gobot@golang.org> Reviewed-by: Bryan C. Mills <bcmills@google.com>