BUG=v8:6325

Change-Id: I5a638c47b33d6e75d31f020c499ffd084348fea4
Reviewed-on: https://chromium-review.googlesource.com/489505
Commit-Queue: Wiktor Garbacz <wiktorg@google.com>
Reviewed-by: Marja Hölttä <marja@chromium.org>
Reviewed-by: Andreas Haas <ahaas@chromium.org>
Reviewed-by: Daniel Clifford <danno@chromium.org>
Cr-Commit-Position: refs/heads/master@{#45010}