R=jgruber@chromium.org

Bug: chromium:791045, v8:1956, v8:7165
Change-Id: I58ba09248824f0309a3d37afa3e59bdea7c5f1f1
Reviewed-on: https://chromium-review.googlesource.com/813914Reviewed-by: Jakob Gruber <jgruber@chromium.org>
Commit-Queue: Sergiy Byelozyorov <sergiyb@chromium.org>
Cr-Commit-Position: refs/heads/master@{#49933}