These tests need to use a valid program for some operations. Also make
them run in a D3D11 config since the OpenGL extension doesn't seem to
be available on the GPU config we run on the ANGLE CQ.

Also add tests that cover various subtle state change validation cache
bugs.

Bug: angleproject:2747
Change-Id: Idbd1d66854f2e3ca67b59836a370928e1fe8c3b3
Reviewed-on: https://chromium-review.googlesource.com/1167980Reviewed-by: Kenneth Russell <kbr@chromium.org>
Reviewed-by: Olli Etuaho <oetuaho@nvidia.com>
Commit-Queue: Jamie Madill <jmadill@chromium.org>