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}