This refactors the benchmarks to use static functions which support passing arbitrary arguments, instead of fixtures: https://github.com/google/benchmark#passing-arbitrary-arguments-to-a-benchmark This makes it easier to have a variant with and without multisampling, and avoids using state.counters[] as a hack to display clear formats. Bug: b/158231104 Change-Id: Icf0eed254dc942af8f2bcfc975a1e5e581b6e786 Reviewed-on: https://swiftshader-review.googlesource.com/c/SwiftShader/+/45790 Presubmit-Ready: Nicolas Capens <nicolascapens@google.com> Tested-by: Nicolas Capens <nicolascapens@google.com> Kokoro-Result: kokoro <noreply+kokoro@google.com> Reviewed-by: Antonio Maiorano <amaiorano@google.com>