Prefer composition over inheritance. Makes it clear that the virtual destructors on these processors are unnecessary. Bug: b/126126820 Change-Id: I062c06191ec1cdfb81f2a2773a976bf5c596e658 Reviewed-on: https://swiftshader-review.googlesource.com/c/SwiftShader/+/43817Tested-by: Ben Clayton <bclayton@google.com> Reviewed-by: Nicolas Capens <nicolascapens@google.com> Kokoro-Result: kokoro <noreply+kokoro@google.com>
