Add peer's name to params and use it for logging and metrics naming for whole peer related metrics. Bug: webrtc:11479 Change-Id: Ia7e3fc4839c90a958d66910614515ac02a96e389 Reviewed-on: https://webrtc-review.googlesource.com/c/src/+/174752 Commit-Queue: Artem Titov <titovartem@webrtc.org> Reviewed-by: Mirko Bonadei <mbonadei@webrtc.org> Reviewed-by: Karl Wiberg <kwiberg@webrtc.org> Cr-Commit-Position: refs/heads/master@{#31215}