OSPF protocol manual merge from 1.6, due to cherry pick merge conflict

Change-Id: I93653e745468722ce95533537a79e897b4292f5d
diff --git a/protocols/ospf/protocol/src/test/java/org/onosproject/ospf/protocol/ospfpacket/types/LsUpdateTest.java b/protocols/ospf/protocol/src/test/java/org/onosproject/ospf/protocol/ospfpacket/types/LsUpdateTest.java
index 75611f6..fac03eb 100644
--- a/protocols/ospf/protocol/src/test/java/org/onosproject/ospf/protocol/ospfpacket/types/LsUpdateTest.java
+++ b/protocols/ospf/protocol/src/test/java/org/onosproject/ospf/protocol/ospfpacket/types/LsUpdateTest.java
@@ -22,6 +22,7 @@
 import org.junit.Test;
 import org.onlab.packet.Ip4Address;
 import org.onosproject.ospf.controller.OspfLsa;
+import org.onosproject.ospf.controller.OspfPacketType;
 import org.onosproject.ospf.protocol.lsa.LsaHeader;
 import org.onosproject.ospf.protocol.lsa.OpaqueLsaHeader;
 import org.onosproject.ospf.protocol.lsa.types.AsbrSummaryLsa;
@@ -33,7 +34,6 @@
 import org.onosproject.ospf.protocol.lsa.types.RouterLsa;
 import org.onosproject.ospf.protocol.lsa.types.SummaryLsa;
 import org.onosproject.ospf.protocol.ospfpacket.OspfPacketHeader;
-import org.onosproject.ospf.protocol.util.OspfPacketType;
 
 import java.util.List;
 import java.util.Vector;