adding rest call hack for performance measurements
diff --git a/src/main/java/net/onrc/onos/ofcontroller/flowmanager/web/GetFlowByIdResource.java b/src/main/java/net/onrc/onos/ofcontroller/flowmanager/web/GetFlowByIdResource.java
index 1cbeece..de625d7 100644
--- a/src/main/java/net/onrc/onos/ofcontroller/flowmanager/web/GetFlowByIdResource.java
+++ b/src/main/java/net/onrc/onos/ofcontroller/flowmanager/web/GetFlowByIdResource.java
@@ -1,6 +1,7 @@
 package net.onrc.onos.ofcontroller.flowmanager.web;
 
 import net.onrc.onos.ofcontroller.flowmanager.IFlowService;
+import net.onrc.onos.ofcontroller.flowmanager.PerformanceMonitor;
 import net.onrc.onos.ofcontroller.util.FlowId;
 import net.onrc.onos.ofcontroller.util.FlowPath;