More iostream removal.
authorMichael Lee <mzlee@fb.com>
Tue, 6 Dec 2016 20:08:49 +0000 (12:08 -0800)
committerFacebook Github Bot <facebook-github-bot-bot@fb.com>
Tue, 6 Dec 2016 20:23:30 +0000 (12:23 -0800)
commitabf585dc614e9785d359727a0e4b203e4ee688e5
tree9eac323c5c906fad013da1bb845222efd81e2b68
parent75d32465ae116a58e5da27f597604956e6e28a89
More iostream removal.

Summary:
We do not need it and it adds a static initialization

This is the last extra one in liger. The other places actually need iostream to print things

Reviewed By: yfeldblum

Differential Revision: D4286095

fbshipit-source-id: 44a827e48e9fb9106626e784592eb194dff83bf6
folly/MacAddress.cpp