change intentperf to explicitly use NewDistributedFlowRuleStore

Change-Id: I4b3b933140d67a3b18aee50ac4b8d9118cc32d8a
diff --git a/apps/test/intent-perf/src/main/java/org/onosproject/intentperf/IntentPerfInstaller.java b/apps/test/intent-perf/src/main/java/org/onosproject/intentperf/IntentPerfInstaller.java
index de9e9f2..ad3236e 100644
--- a/apps/test/intent-perf/src/main/java/org/onosproject/intentperf/IntentPerfInstaller.java
+++ b/apps/test/intent-perf/src/main/java/org/onosproject/intentperf/IntentPerfInstaller.java
@@ -179,8 +179,8 @@
         workers = Executors.newFixedThreadPool(DEFAULT_NUM_WORKERS, groupedThreads("onos/intent-perf", "worker-%d"));
 
         // disable flow backups for testing
-        configService.setProperty("org.onosproject.store.flow.impl.DistributedFlowRuleStore",
-                                  "backupEnabled", "false");
+        configService.setProperty("org.onosproject.store.flow.impl.NewDistributedFlowRuleStore",
+                                  "backupEnabled", "true");
 
         // TODO: replace with shared executor
         messageHandlingExecutor = Executors.newSingleThreadExecutor(