R=ahaas@chromium.org

BUG=v8:6546

Change-Id: I2808b78cd047d875d4530c86cc079488a78e5ea1
Reviewed-on: https://chromium-review.googlesource.com/557355
Commit-Queue: Deepti Gandluri <gdeepti@chromium.org>
Reviewed-by: Andreas Haas <ahaas@chromium.org>
Cr-Commit-Position: refs/heads/master@{#47088}