Revert "bsc: Add Lb interface support"

This reverts commit c47fdb2e52c98f81a3b708dcaeaf131096fe912c - as
osmo-bsc currently doesn't yet have a Lb interface, we shouldn't try
to test it yet.

Change-Id: I7898dd336cbef27553d97857ac22f1a539da1380
diff --git a/bsc/MSC_ConnectionHandler.ttcn b/bsc/MSC_ConnectionHandler.ttcn
index f02cfb4..bf96eff 100644
--- a/bsc/MSC_ConnectionHandler.ttcn
+++ b/bsc/MSC_ConnectionHandler.ttcn
@@ -19,9 +19,6 @@
 import from SCCPasp_Types all;
 import from BSSAP_Types all;
 import from RAN_Emulation all;
-import from BSSAP_LE_Emulation all;
-import from BSSAP_LE_Types all;
-import from BSSMAP_LE_Templates all;
 import from BSSMAP_Templates all;
 
 import from IPL4asp_Types all;
@@ -414,7 +411,7 @@
 /* this component represents a single subscriber connection at the MSC.
  * There is a 1:1 mapping between SCCP connections and RAN_ConnHdlr components.
  * We inherit all component variables, ports, functions, ... from RAN_ConnHdlr */
-type component MSC_ConnHdlr extends RAN_ConnHdlr, RSL_DchanHdlr, MGCP_ConnHdlr, BSSAP_LE_ConnHdlr, StatsD_ConnHdlr {
+type component MSC_ConnHdlr extends RAN_ConnHdlr, RSL_DchanHdlr, MGCP_ConnHdlr, StatsD_ConnHdlr {
 	/* SCCP Connecction Identifier for the underlying SCCP connection */
 	var integer g_sccp_conn_id;
 
@@ -473,20 +470,6 @@
 	return resp;
 }
 
-/* Callback function from general BSSAP_LE_Emulation whenever a connectionless
- * BSSAP_LE message arrives.  Can return a PDU_BSSAP_LE that should be sent in return */
-private function BSSAP_LE_UnitdataCallback(PDU_BSSAP_LE bssap)
-runs on BSSAP_LE_Emulation_CT return template PDU_BSSAP_LE {
-	var template PDU_BSSAP_LE resp := omit;
-
-	/* answer all RESET with a RESET ACK */
-	if (match(bssap, tr_BSSMAP_LE_Reset)) {
-		resp := ts_BSSMAP_LE_ResetAck;
-	}
-
-	return resp;
-}
-
 const RanOps MSC_RanOps := {
 	create_cb := refers(RAN_Emulation.ExpectedCreateCallback),
 	unitdata_cb := refers(UnitdataCallback),
@@ -499,15 +482,6 @@
 	sccp_addr_peer := omit
 }
 
-const BssapLeOps SMLC_BssapLeOps := {
-	create_cb := refers(BSSAP_LE_Emulation.ExpectedCreateCallback),
-	unitdata_cb := refers(BSSAP_LE_UnitdataCallback),
-	decode_dtap := false,
-	role_ms := false,
-	sccp_addr_local := omit,
-	sccp_addr_peer := omit
-}
-
 const MGCPOps MSC_MGCPOps := {
 	create_cb := refers(MGCP_Emulation.ExpectedCreateCallback),
 	unitdata_cb := refers(MGCP_Emulation.DummyUnitdataCallback)