It doesn't make sense to use negative values or 0 to disable the feature, so we use an optional int value. Values bigger than 65535 are clamped down. Bug: webrtc:12730 Change-Id: I6bd9cd92f7d0a70a78cf5a7c91dca52c28d08ba1 Reviewed-on: https://webrtc-review.googlesource.com/c/src/+/217760 Reviewed-by: Harald Alvestrand <hta@webrtc.org> Commit-Queue: Florent Castelli <orphis@webrtc.org> Cr-Commit-Position: refs/heads/master@{#33954}