fix build failure

engine/orchestration/src/main/java/org/apache/cloudstack/engine/orchestration/NetworkOrchestrator.java

diff --git a/engine/orchestration/src/main/java/org/apache/cloudstack/engine/orchestration/NetworkOrchestrator.java b/engine/orchestration/src/main/java/org/apache/cloudstack/engine/orchestration/NetworkOrchestrator.java
index 87df766..9e3a6db 100644
--- a/engine/orchestration/src/main/java/org/apache/cloudstack/engine/orchestration/NetworkOrchestrator.java
+++ b/engine/orchestration/src/main/java/org/apache/cloudstack/engine/orchestration/NetworkOrchestrator.java
@@ -41,7 +41,6 @@
 import com.cloud.dc.VlanDetailsVO;
 import com.cloud.dc.dao.VlanDetailsDao;
 import com.cloud.network.dao.NsxProviderDao;
-import com.cloud.network.element.NsxProviderVO;
 import org.apache.cloudstack.acl.ControlledEntity.ACLType;
 import org.apache.cloudstack.annotation.AnnotationService;
 import org.apache.cloudstack.annotation.dao.AnnotationDao;