BUG=v8:8074

Change-Id: I012666ff1a06d0a53f893031a3caf38ed0d40229
Reviewed-on: https://chromium-review.googlesource.com/1181421Reviewed-by: Yang Guo <yangguo@chromium.org>
Commit-Queue: Ross McIlroy <rmcilroy@chromium.org>
Cr-Commit-Position: refs/heads/master@{#55237}