Use ULL and LL suffix for uint64_t and int64_t constants on Mac

R=verwaest@chromium.org

Review URL: https://codereview.chromium.org/96623002

git-svn-id: https://v8.googlecode.com/svn/branches/bleeding_edge@18215 ce2b1a6d-e550-0410-aec6-3dcde31c8c00