Reason for revert:
This caused build breakage due to upstream dependencies.
These dependencies need to be resolved before landing the CL.
Original issue's description:
> This CL adds functionality in the level controller to
> receive a signal level to use initially, instead of the
> default initial signal level.
>
> BUG=
>
> Committed: https://crrev.com/57fec1d828113241186e78710ec5e851cc1a0e81
> Cr-Commit-Position: refs/heads/master@{#13931}
TBR=henrik.lundin@webrtc.org,aleloi@webrtc.org,solenberg@webrtc.org,henrika@webrtc.org
# Skipping CQ checks because original CL landed less than 1 days ago.
NOPRESUBMIT=true
NOTREECHECKS=true
NOTRY=true
BUG=
Review-Url: https://codereview.webrtc.org/2283793002
Cr-Commit-Position: refs/heads/master@{#13936}
receive a signal level to use initially, instead of the
default initial signal level.
BUG=
Review-Url: https://codereview.webrtc.org/2254973003
Cr-Commit-Position: refs/heads/master@{#13931}
