AUTOTEST: Check recently ran tests for health.

complete_failures.py will now only check tests that have been ran recently.

BUG=chromium:253599
DEPLOY=none
TEST=Unittests plus ran script and manually verified.

Change-Id: I475a16fd1f4d4fb2330eb94884eea4b3285ef965
Reviewed-on: https://gerrit.chromium.org/gerrit/60113
Reviewed-by: Dennis Jeffrey <dennisjeffrey@chromium.org>
Commit-Queue: Keyar Hood <keyar@chromium.org>
Tested-by: Keyar Hood <keyar@chromium.org>
3 files changed