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* This CL supersedes the previously failed attempts to land those
  tests (see crrev.com/c/2285386).
* Test that each possible CCT status results in the corresponding
  safety check child status and display string.
* Test that CCT being enterprise managed is handled correctly.

Bug: 1087263
Change-Id: If13b4458c60b6a5a6c82f1e42e41ebec95d81da1
Reviewed-on: https://chromium-review.googlesource.com/c/chromium/src/+/2292213
Commit-Queue: Rainhard Findling <rainhard@chromium.org>
Reviewed-by: Joe Mason <joenotcharles@chromium.org>
Reviewed-by: Esmael Elmoslimany <aee@chromium.org>
Cr-Commit-Position: refs/heads/master@{#792174}