[ Merge of http://go/wvgerrit/151512 ] Parameterizing GtsMediaDrm tests exposed a few issues. If secure stops were stored at L3 security level, retrieval would fail. This CL checks L3 if the secure stop was not found at the default security level. Bug: 221249079 Test: GtsMediaTestCases Change-Id: Ie88197f8e29457981d782199a76d38774f6faa67