TBR=machenbach@chromium.org

Bug: v8:6105
Change-Id: I52d241cfa05ee3787dda7cbdaca8b83fe7508218
Reviewed-on: https://chromium-review.googlesource.com/864043
Commit-Queue: Yang Guo <yangguo@chromium.org>
Reviewed-by: Yang Guo <yangguo@chromium.org>
Reviewed-by: Michael Achenbach <machenbach@chromium.org>
Cr-Commit-Position: refs/heads/master@{#50536}