[NinjaBuildCommand] Support -C as an alias for --chdir, for more Ninja compat.
[NinjaBuildCommand] Support -C as an alias for --chdir, for more Ninja compat.
apple/swift-llbuild,apple/swift-llbuild,apple/swift-llbuild,apple/swift-llbuild,apple/swift-llbuild,apple/swift-llbuild,apple/swift-llbuild