The idea is to reduce the risk of calculating a packet as lost if a
packet is reordered between two feedback reports.
It works as long as the recevied feedback does not complete an
observation.
Bug: webrtc:42222865 b/349765923
Change-Id: Iaf1595e624f546951baf3998d161f4cd1d5d491b
Reviewed-on: https://webrtc-review.googlesource.com/c/src/+/355942
Reviewed-by: Diep Bui <diepbp@google.com>
Commit-Queue: Per Kjellander <perkj@webrtc.org>
Cr-Commit-Position: refs/heads/main@{#42562}
fb2c7bc8bd