tree b993a0309a69b5c31c122971be04d062e3ae341c
parent 57207efd5f17ec63e174061ea5415afb58516fce
author Tom Sepez <tsepez@chromium.org> 1439914829 -0700
committer Tom Sepez <tsepez@chromium.org> 1439914829 -0700

FX_CMapDwordToDword considered harmful.

Lookups are log(n), but random insertions could result in n^2
behaviour.  Replace with maps and sets.

R=thestig@chromium.org

Review URL: https://codereview.chromium.org/1289703003 .