Increasing simulation time for NetEqPerformanceTest

This is to get better "signal-to-noise ratio" in the performance bots.
The neteq4-runtime metric is expected to increase by a factor of 10.

BUG=2397
TBR=minyue@webrtc.org

Review URL: https://webrtc-codereview.appspot.com/6989005

git-svn-id: http://webrtc.googlecode.com/svn/trunk/webrtc@5369 4adac7df-926f-26a2-2b94-8c16560cd09d
1 file changed