windows_cc_configure.bzl: Check default VC installation directories
windows_cc_configure.bzl: Check default VC installation directories

See https://github.com/bazelbuild/bazel/issues/5254#issuecomment-402131986

RELNOTES: None
PiperOrigin-RevId: 203273587

davidzchen/bazel,bazelbuild/bazel,katre/bazel,dslomov/bazel-windows,twitter-forks/bazel,ButterflyNetwork/bazel,cushon/bazel,werkt/bazel,werkt/bazel,perezd/bazel,ButterflyNetwork/bazel,cushon/bazel,katre/bazel,ButterflyNetwork/bazel,katre/bazel,bazelbuild/bazel,davidzchen/bazel,perezd/bazel,cushon/bazel,katre/bazel,ulfjack/bazel,safarmer/bazel,akira-baruah/bazel,dslomov/bazel,davidzchen/bazel,dslomov/bazel,katre/bazel,aehlig/bazel,dropbox/bazel,dropbox/bazel,aehlig/bazel,safarmer/bazel,bazelbuild/bazel,akira-baruah/bazel,twitter-forks/bazel,meteorcloudy/bazel,ButterflyNetwork/bazel,dslomov/bazel-windows,meteorcloudy/bazel,akira-baruah/bazel,twitter-forks/bazel,twitter-forks/bazel,cushon/bazel,twitter-forks/bazel,meteorcloudy/bazel,safarmer/bazel,perezd/bazel,ulfjack/bazel,werkt/bazel,ulfjack/bazel,aehlig/bazel,dropbox/bazel,dslomov/bazel-windows,meteorcloudy/bazel,perezd/bazel,ulfjack/bazel,werkt/bazel,ulfjack/bazel,dslomov/bazel-windows,katre/bazel,dslomov/bazel,dslomov/bazel,ButterflyNetwork/bazel,dslomov/bazel,perezd/bazel,perezd/bazel,aehlig/bazel,davidzchen/bazel,ulfjack/bazel,meteorcloudy/bazel,bazelbuild/bazel,akira-baruah/bazel,safarmer/bazel,dropbox/bazel,twitter-forks/bazel,dslomov/bazel,aehlig/bazel,werkt/bazel,davidzchen/bazel,dslomov/bazel-windows,aehlig/bazel,twitter-forks/bazel,dslomov/bazel,cushon/bazel,dropbox/bazel,cushon/bazel,ulfjack/bazel,safarmer/bazel,dslomov/bazel-windows,safarmer/bazel,akira-baruah/bazel,aehlig/bazel,perezd/bazel,bazelbuild/bazel,meteorcloudy/bazel,davidzchen/bazel,werkt/bazel,akira-baruah/bazel,meteorcloudy/bazel,ButterflyNetwork/bazel,davidzchen/bazel,dropbox/bazel,bazelbuild/bazel