Looks like these tests pass on my box, on Linux, with this flag.
So I think it's ok to remove the lines.

Bug:942517

Change-Id: Ia74812fcd2df55af77bbfb36290918cb87e3d765
Reviewed-on: https://chromium-review.googlesource.com/c/chromium/src/+/1529193
Commit-Queue: Johannes Henkel <johannes@chromium.org>
Reviewed-by: Andrey Kosyakov <caseq@chromium.org>
Cr-Commit-Position: refs/heads/master@{#641713}
1 file changed