[#1546] morph/event: Export NotificationHandlerInfo fields

Hiding them achieves nothing, as the struct has no methods and is not
used concurrently.

Signed-off-by: Evgenii Stratonikov <e.stratonikov@yadro.com>

pkg/innerring/processors/netmap/processor.go

@@ -163,19 +163,14 @@ func New(p *Params) (*Processor, error) {
 
 // ListenerNotificationHandlers for the 'event.Listener' event producer.
 func (np *Processor) ListenerNotificationHandlers() []event.NotificationHandlerInfo {
-	handlers := make([]event.NotificationHandlerInfo, 0, 3)
-
-	var i event.NotificationHandlerInfo
-
-	i.SetScriptHash(np.netmapClient.ContractAddress())
-
-	// new epoch handler
-	i.SetType(newEpochNotification)
-	i.SetParser(netmapEvent.ParseNewEpoch)
-	i.AddHandler(np.handleNewEpoch)
-	handlers = append(handlers, i)
-
-	return handlers
+	return []event.NotificationHandlerInfo{
+		{
+			Contract: np.netmapClient.ContractAddress(),
+			Type:     newEpochNotification,
+			Parser:   netmapEvent.ParseNewEpoch,
+			Handlers: []event.Handler{np.handleNewEpoch},
+		},
+	}
 }
 
 // ListenerNotaryParsers for the 'event.Listener' event producer.