R=gsathya@chromium.org
BUG=v8:6792

Change-Id: I68a5f9e7e52dbc9512e6919fce2064d748a3e7c4
Reviewed-on: https://chromium-review.googlesource.com/730726
Commit-Queue: Michael Starzinger <mstarzinger@chromium.org>
Reviewed-by: Sathya Gunasekaran <gsathya@chromium.org>
Cr-Commit-Position: refs/heads/master@{#48824}