WebRtcOpus_PacketHasFec was written long time ago. see http://webrtc-codereview.appspot.com/7539004.
When revisiting, I notice that adding more comments should help. Code style should be improved a bit too.
Bug: webrtc:10772
Change-Id: If4d60b210e6235b4f787608047e88efc949f6838
Reviewed-on: https://webrtc-review.googlesource.com/c/src/+/144056
Commit-Queue: Minyue Li <minyue@webrtc.org>
Reviewed-by: Henrik Lundin <henrik.lundin@webrtc.org>
Reviewed-by: Karl Wiberg <kwiberg@webrtc.org>
Cr-Commit-Position: refs/heads/master@{#28479}
e8fbc5d702