ONOS-841 Renaming ONOS threads to simplify profiling.

Change-Id: I83a96bd875a0af9f3b78c06a9f9107c093b8e64e
diff --git a/core/net/src/main/java/org/onosproject/net/topology/impl/DefaultTopologyProvider.java b/core/net/src/main/java/org/onosproject/net/topology/impl/DefaultTopologyProvider.java
index b74f8b1..6137fa4 100644
--- a/core/net/src/main/java/org/onosproject/net/topology/impl/DefaultTopologyProvider.java
+++ b/core/net/src/main/java/org/onosproject/net/topology/impl/DefaultTopologyProvider.java
@@ -116,7 +116,7 @@
 
     @Activate
     public synchronized void activate(ComponentContext context) {
-        executor = newFixedThreadPool(MAX_THREADS, namedThreads("topo-build-%d"));
+        executor = newFixedThreadPool(MAX_THREADS, namedThreads("onos-topo-build-%d"));
         accumulator = new TopologyChangeAccumulator();
         logConfig("Configured");