May be causing breakage in browser tests preventing V8 roll

TBR=bmeurer@chromium.org

Change-Id: Ib1689c38ff250fc9454d2ea991c4808ddc5189de
Reviewed-on: https://chromium-review.googlesource.com/842868Reviewed-by: Daniel Clifford <danno@chromium.org>
Reviewed-by: Michael Stanton <mvstanton@chromium.org>
Commit-Queue: Michael Stanton <mvstanton@chromium.org>
Cr-Commit-Position: refs/heads/master@{#50298}