Introduce TTL in QuicReceivedPacket.

net/tools/quic/quic_packet_reader.cc

Index: net/tools/quic/quic_packet_reader.cc
diff --git a/net/tools/quic/quic_packet_reader.cc b/net/tools/quic/quic_packet_reader.cc
index f81fcec1d7891c7270d0a4720775ef6ed9be0369..0d0c613bc358aacb38db4a811effcb4be3fb8a0a 100644
--- a/net/tools/quic/quic_packet_reader.cc
+++ b/net/tools/quic/quic_packet_reader.cc
@@ -130,8 +130,12 @@ bool QuicPacketReader::ReadAndDispatchManyPackets(
       packet_walltimestamp = fallback_walltimestamp;
     }
     QuicTime timestamp = clock.ConvertWallTimeToQuicTime(packet_walltimestamp);
+    int ttl = 0;
+    bool has_ttl =
+        QuicSocketUtils::GetTtlFromMsghdr(&mmsg_hdr_[i].msg_hdr, &ttl);
     QuicReceivedPacket packet(reinterpret_cast<char*>(packets_[i].iov.iov_base),
-                              mmsg_hdr_[i].msg_len, timestamp, false);
+                              mmsg_hdr_[i].msg_len, timestamp, false, ttl,
+                              has_ttl);
     IPEndPoint server_address(server_ip, port);
     processor->ProcessPacket(server_address, client_address, packet);
   }