This is a quick fix to ensure that we don't wrap the value. A proper
solution would be to ensure that the packets_lost field is signed and
handled as signed at all places it's used.
Bug: webrtc:9598
Change-Id: I3622f2a61aa3af57db6292ef4c0a8e97c4833aa4
Reviewed-on: https://webrtc-review.googlesource.com/92881
Reviewed-by: Björn Terelius <terelius@webrtc.org>
Reviewed-by: Magnus Flodman <mflodman@webrtc.org>
Commit-Queue: Sebastian Jansson <srte@webrtc.org>
Cr-Commit-Position: refs/heads/master@{#24212}