Fixing test name for NetEqPerformanceTest

The naming did not follow conventions.

BUG=2859
TBR=kjellander@webrtc.org

Review URL: https://webrtc-codereview.appspot.com/7829004

git-svn-id: http://webrtc.googlecode.com/svn/trunk/webrtc@5469 4adac7df-926f-26a2-2b94-8c16560cd09d
1 file changed