Fix unreachable code detected by future clang roll

Bug: 343231820
Change-Id: I4ab0a84b287284eaa8e12424fe74d81745d1285b
Reviewed-on: https://chromium-review.googlesource.com/c/chromium/src/+/5623274


Auto-Submit: Arthur Eubanks <aeubanks@google.com>
Commit-Queue: Arthur Eubanks <aeubanks@google.com>
Reviewed-by: Brandon Jones <bajones@chromium.org>
Cr-Commit-Position: refs/heads/main@{#1313717}