public void updateGatewaySender(ObjectName objectName, FederationComponent newState,
      FederationComponent oldState) {
    senderMonitor.aggregate(newState, oldState);
  }
Add a proxy to the map to be used by bridge.

@param objectName object name of the proxy
@param proxy actual proxy instance
geode-core/src/main/java/org/apache/geode/management/internal/beans/DistributedSystemBridge.java