vpp_papi_provider: Remove more wrapper functions.

Split this work up into pieces.
Please don't add new wrappers to vpp_papi_provider.py.

Change-Id: I0f8f2afc4cd2bba07ea70ddecea2d7319f7b2e10
Signed-off-by: Ole Troan <ot@cisco.com>
diff --git a/test/test_flowprobe.py b/test/test_flowprobe.py
index c7b1f72..625bb3a 100644
--- a/test/test_flowprobe.py
+++ b/test/test_flowprobe.py
@@ -125,8 +125,10 @@
             # Create BD with MAC learning and unknown unicast flooding disabled
             # and put interfaces to this BD
             cls.vapi.bridge_domain_add_del(bd_id=1, uu_flood=1, learn=1)
-            cls.vapi.sw_interface_set_l2_bridge(cls.pg1._sw_if_index, bd_id=1)
-            cls.vapi.sw_interface_set_l2_bridge(cls.pg2._sw_if_index, bd_id=1)
+            cls.vapi.sw_interface_set_l2_bridge(
+                rx_sw_if_index=cls.pg1._sw_if_index, bd_id=1)
+            cls.vapi.sw_interface_set_l2_bridge(
+                rx_sw_if_index=cls.pg2._sw_if_index, bd_id=1)
 
             # Set up all interfaces
             for i in cls.pg_interfaces: