Remove dead code in WebRtcVideoEngine2 unittests.

BUG=1788
R=stefan@webrtc.org

Review URL: https://webrtc-codereview.appspot.com/43609004

Cr-Commit-Position: refs/heads/master@{#8747}
git-svn-id: http://webrtc.googlecode.com/svn/trunk@8747 4adac7df-926f-26a2-2b94-8c16560cd09d
2 files changed