Cover experiment params by fieldtrial tests.

The feature is the WebRTC Hybrid automatic gain controller 2. The
params used in experimentation are
* 5 db saturation margin
* using root-mean-square and not peaks for estimating autio levels.

Bug: chromium:873650
Change-Id: Id814c19e202e7bf5dd643838304a8a12c801066c
Reviewed-by: Jesse Doherty <>
Commit-Queue: Alex Loiko <>
Cr-Commit-Position: refs/heads/master@{#653136}
1 file changed