Remove FEC code from receive path.

net/quic/quic_multipath_received_packet_manager.h

Index: net/quic/quic_multipath_received_packet_manager.h
diff --git a/net/quic/quic_multipath_received_packet_manager.h b/net/quic/quic_multipath_received_packet_manager.h
index dba9244134d53e8a73974e839afa365ec0b2f199..5f1f3a3fa7ecc28e36b078bbb1c845db6bdeed8f 100644
--- a/net/quic/quic_multipath_received_packet_manager.h
+++ b/net/quic/quic_multipath_received_packet_manager.h
@@ -40,9 +40,6 @@ class NET_EXPORT_PRIVATE QuicMultipathReceivedPacketManager {
                             const QuicPacketHeader& header,
                             QuicTime receipt_time);
 
-  // Called when packet with |packet_number| is revived on path with |path_id|.
-  void RecordPacketRevived(QuicPathId path_id, QuicPacketNumber packet_number);
-
   // Checks whether |packet_number| is missing on path with |path_id|.
   bool IsMissing(QuicPathId path_id, QuicPacketNumber packet_number);