This lets us use the SAL annotations to detect locking bugs on MSVC, and are nops on other platforms. Bug: b/139010488 Change-Id: Ibe63befa9fb88078d2af3e9a9ade71bd21a37090 Reviewed-on: https://swiftshader-review.googlesource.com/c/SwiftShader/+/34811Tested-by: Ben Clayton <bclayton@google.com> Reviewed-by: Nicolas Capens <nicolascapens@google.com> Kokoro-Presubmit: kokoro <noreply+kokoro@google.com>
