Ref. issue: https://github.com/cowboyd/libv8/issues/253

Moved issue v8:7897 to now be issue chromium:857057.

Dirk: Do we support FreeBSD?

Only on a best-effort basis, i.e., we'll accept patches from them as long as they are fairly minimally affecting the code. Fixing this particular one would probably be fine, but you'll likely hit other problems down the road since cipd won't have any binaries for the needed platforms.