Modify 1.1 VTS tests to consume test struct directly.

This CL is very similar to the 1.0 VTS CL. The only difference is that
1.1 Models have an additional field for relaxed model computation.

Bug: 123092187
Bug: 138718240
Test: All VTS
Change-Id: I9264e5b2468b9c6db47d86683d24f8c2c5ec46aa
Merged-In: I9264e5b2468b9c6db47d86683d24f8c2c5ec46aa
(cherry picked from commit 6aad0402)