R=ahaas@chromium.org

Bug: v8:6600
Change-Id: Id2fd843aa15f7a414205ac413432bd8cfec6e88b
Reviewed-on: https://chromium-review.googlesource.com/1034862Reviewed-by: Andreas Haas <ahaas@chromium.org>
Commit-Queue: Clemens Hammacher <clemensh@chromium.org>
Cr-Commit-Position: refs/heads/master@{#52888}