This ensures the chain calculation will start out with all chains reset.
Bug: b/194980850
Change-Id: I8a9edf8ecaee961cdbaa51968917a2d829045575
Reviewed-on: https://webrtc-review.googlesource.com/c/src/+/227281
Reviewed-by: Danil Chapovalov <danilchap@webrtc.org>
Reviewed-by: Erik Språng <sprang@webrtc.org>
Commit-Queue: Emil Lundmark <lndmrk@webrtc.org>
Cr-Commit-Position: refs/heads/master@{#34598}