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Handles post submission cl comment from
https://chromium-review.googlesource.com/c/chromium/src/+/1982681/5

Bug: 921353
Change-Id: If536f622a2a1d8824e1d942fccf4abc02d808a6b
Reviewed-on: https://chromium-review.googlesource.com/c/chromium/src/+/1983346
Commit-Queue: Caleb Rouleau <crouleau@chromium.org>
Commit-Queue: John Chen <johnchen@chromium.org>
Auto-Submit: Caleb Rouleau <crouleau@chromium.org>
Reviewed-by: John Chen <johnchen@chromium.org>
Cr-Commit-Position: refs/heads/master@{#727644}