Going back to a ratio in [0.0, 1.0] instead of a % number. Also changed the format of the tag to match the others. Bug: webrtc:10549 Change-Id: I03216718156843e345f8d0a76258a15f1a355fbe Reviewed-on: https://webrtc-review.googlesource.com/c/src/+/135104 Reviewed-by: Ivo Creusen <ivoc@webrtc.org> Commit-Queue: Henrik Lundin <henrik.lundin@webrtc.org> Cr-Commit-Position: refs/heads/master@{#27840}