And in one case just remove it since it is superflous.

R=mstarzinger@chromium.org
BUG=v8:6474

Change-Id: I60bfac75f5d65a56c7ca8d67923e9314ec703eac
Reviewed-on: https://chromium-review.googlesource.com/529244Reviewed-by: Michael Starzinger <mstarzinger@chromium.org>
Commit-Queue: Clemens Hammacher <clemensh@chromium.org>
Cr-Commit-Position: refs/heads/master@{#45816}