jackychen 3ad4bd31cc Skinmap improvement.
Use a flag to switch between original skinmap model and an
experimental model(use original skinmap by default).

BUG=

Review URL: https://codereview.webrtc.org/1776993004

Cr-Commit-Position: refs/heads/master@{#11956}
2016-03-11 19:57:12 +00:00
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2016-03-11 19:57:12 +00:00