Seems like most lifeedit tests are not predicable.

NOTRY=true
TBR=yangguo@chromium.org

Bug: v8:8147
Change-Id: Ia0a3871112f5a6f4b5821ee401bfdfd26dd8f9e5
Reviewed-on: https://chromium-review.googlesource.com/1213211Reviewed-by: Michael Achenbach <machenbach@chromium.org>
Commit-Queue: Michael Achenbach <machenbach@chromium.org>
Cr-Commit-Position: refs/heads/master@{#55730}