multi: update to latest RegisterBlockEpochNtfn interface

htlcswitch/decayedlog.go

@@ -103,7 +103,7 @@ func (d *DecayedLog) Start() error {
 
 	// Start garbage collector.
 	if d.notifier != nil {
-		epochClient, err := d.notifier.RegisterBlockEpochNtfn()
+		epochClient, err := d.notifier.RegisterBlockEpochNtfn(nil)
 		if err != nil {
 			return fmt.Errorf("Unable to register for epoch "+
 				"notifications: %v", err)

htlcswitch/mock.go

@@ -790,7 +790,8 @@ func (m *mockNotifier) RegisterConfirmationsNtfn(txid *chainhash.Hash, _ []byte,
 	numConfs uint32, heightHint uint32) (*chainntnfs.ConfirmationEvent, error) {
 	return nil, nil
 }
-func (m *mockNotifier) RegisterBlockEpochNtfn() (*chainntnfs.BlockEpochEvent, error) {
+func (m *mockNotifier) RegisterBlockEpochNtfn(
+	bestBlock *chainntnfs.BlockEpoch) (*chainntnfs.BlockEpochEvent, error) {
 	return &chainntnfs.BlockEpochEvent{
 		Epochs: m.epochChan,
 		Cancel: func() {},

htlcswitch/switch.go

@@ -1596,7 +1596,7 @@ func (s *Switch) Start() error {
 
 	log.Infof("Starting HTLC Switch")
 
-	blockEpochStream, err := s.cfg.Notifier.RegisterBlockEpochNtfn()
+	blockEpochStream, err := s.cfg.Notifier.RegisterBlockEpochNtfn(nil)
 	if err != nil {
 		return err
 	}