Delete dead code
commit1796c21f85c140c9f565de66675d2846d075c16a
authorJez Ng <jezng@fb.com>
Wed, 3 Feb 2016 21:20:44 +0000 (3 13:20 -0800)
committerhhvm-bot <hhvm-bot@fb.com>
Wed, 3 Feb 2016 21:30:45 +0000 (3 13:30 -0800)
tree427668fd2ff27ae7103d5c70b2e7359e7a4d9faa
parent602be1cc9c414f8dc79efc65df633b724206a7a5
Delete dead code

Summary:
* Ident has a bunch of unused functions
* Map.filter and Map.cardinal were added in OCaml 3.12, we no longer need shims
* smap_union and imap_union are unused and we already have Map.union

Reviewed By: alexchow

Differential Revision: D2883101

fb-gh-sync-id: 16e7c086dd5f56fc35858896862cdc350e55738c
hphp/hack/src/utils/ident.ml
hphp/hack/src/utils/utils.ml