1. Added more match fields for ICMPv6 and MPLS
2. Fixes to avoid unnecessary warnings in generated code
3. Added the general method Match getMatch() to factories and made unit tests use it
diff --git a/test_data/of13/flow_delete_strict.data b/test_data/of13/flow_delete_strict.data
index ab21088..b5a96ce 100644
--- a/test_data/of13/flow_delete_strict.data
+++ b/test_data/of13/flow_delete_strict.data
@@ -85,7 +85,7 @@
     .setOutGroup(8)
     .setFlags(0)
     .setMatch(
-        factory.buildMatchV3()
+        factory.buildMatch()
             .setMasked(MatchField.IN_PORT, OFPort.of(4), OFPort.of(5))
             .setExact(MatchField.ETH_TYPE, EthType.ETH_TYPE_IPv6)
             .setExact(MatchField.IP_PROTO, IpProtocol.IP_PROTO_TCP)