cros_run_unit_tests: drop old/dead wrapper

BUG=chromium:486263
TEST=None

Change-Id: I12f5ad60a88311e7d39a6f55507456088ab294b6
Reviewed-on: https://chromium-review.googlesource.com/701801
Commit-Ready: Mike Frysinger <vapier@chromium.org>
Tested-by: Mike Frysinger <vapier@chromium.org>
Reviewed-by: Dan Erat <derat@chromium.org>
1 file changed