Includes associated Reactor plumbing.

Bug: b/130768731
Bug: b/127472316
Test: dEQP-VK.image.*
Change-Id: I700eb29f976410b59778e4ed162066b84a55a974
Reviewed-on: https://swiftshader-review.googlesource.com/c/SwiftShader/+/29456Tested-by: Chris Forbes <chrisforbes@google.com>
Presubmit-Ready: Chris Forbes <chrisforbes@google.com>
Kokoro-Presubmit: kokoro <noreply+kokoro@google.com>
Reviewed-by: Ben Clayton <bclayton@google.com>
Reviewed-by: Nicolas Capens <nicolascapens@google.com>