phoglund 3360352c2b Make sure vp9 actually gets excluded in gn as well.
It was being excluded in this manner in gyp so it should be in gn as
well.

R=charujain@webrtc.org,kjellander@webrtc.org
BUG=webrtc:6412

Review-Url: https://codereview.webrtc.org/2392053003
Cr-Commit-Position: refs/heads/master@{#14525}
2016-10-05 13:52:30 +00:00
..
2016-10-04 15:43:15 +00:00
2016-10-04 15:43:15 +00:00