R=littledan@chromium.org
BUG=v8:4342
LOG=Y

Committed: https://crrev.com/722719fe31fe7fd5bb50be6256b3581bb28a8169
Cr-Commit-Position: refs/heads/master@{#31390}

Review URL: https://codereview.chromium.org/1412133002

Cr-Commit-Position: refs/heads/master@{#31479}