- Removed the old test.
- Created a fake test suite and added a test for loading it with a TestConfig

R=machenbach@chromium.org
CC=​​yangguo@chromium.org,sergiyb@chromium.org

Bug: v8:8174
Change-Id: Ib7587ceec9e31ecd4cb8f45c3158e73c79a9bc5b
Reviewed-on: https://chromium-review.googlesource.com/c/1396082Reviewed-by: Michael Achenbach <machenbach@chromium.org>
Commit-Queue: Tamer Tas <tmrts@chromium.org>
Cr-Commit-Position: refs/heads/master@{#58593}