Update chrome_Cleaner's zip_archiver subdir to support quarantine feature

Includes a fix to ComputeSHA256DigestOfPath required by the unit test

R=csharp@chromium.org

Bug: 830892
Change-Id: I72e6c1a4fcf21565357e5e6043ee93b480931a4f
Reviewed-on: https://chromium-review.googlesource.com/c/1338659
Reviewed-by: Chris Sharp <csharp@chromium.org>
Commit-Queue: Joe Mason <joenotcharles@google.com>
Cr-Commit-Position: refs/heads/master@{#608794}
7 files changed