Re-enable BWE tests using baseline files.

BUG=
R=stefan@webrtc.org

Review URL: https://webrtc-codereview.appspot.com/39119004

Cr-Original-Commit-Position: refs/heads/master@{#8361}
Cr-Mirrored-From: https://chromium.googlesource.com/external/webrtc
Cr-Mirrored-Commit: 2adf4c4edde0a80990904a5588ac71fde3fd392c
1 file changed