Update two more uses of {bool} instead of {UseTrapHandler}.

R=mstarzinger@chromium.org

Change-Id: I83715661a2238004a4cbccf271a2bf781ef2f44d
Reviewed-on: https://chromium-review.googlesource.com/c/1293952
Commit-Queue: Clemens Hammacher <clemensh@chromium.org>
Reviewed-by: Michael Starzinger <mstarzinger@chromium.org>
Cr-Commit-Position: refs/heads/master@{#56895}