tree c0a96b39e69aa940c7bf5550d7d057c2d4396cfb
parent 18e7230eeef43a54573c0aa624871a79e2640456
author Abseil Team <absl-team@google.com> 1778988453 -0700
committer Copybara-Service <copybara-worker@google.com> 1778988476 -0700

Undo deprecate and inline of absl::optional and absl::nullopt

PiperOrigin-RevId: 916628855
Change-Id: Iadbb9574d526aa1b6d65992135de21529600fc01