multi: remove dead code

channelnotifier/log.go

@@ -30,7 +30,7 @@ func UseLogger(logger btclog.Logger) {
 
 // logClosure is used to provide a closure over expensive logging operations so
 // don't have to be performed when the logging level doesn't warrant it.
-type logClosure func() string
+type logClosure func() string // nolint:unused
 
 // String invokes the underlying function and returns the result.
 func (c logClosure) String() string {
@@ -40,6 +40,6 @@ func (c logClosure) String() string {
 // newLogClosure returns a new closure over a function that returns a string
 // which itself provides a Stringer interface so that it can be used with the
 // logging system.
-func newLogClosure(c func() string) logClosure {
+func newLogClosure(c func() string) logClosure { // nolint:unused
 	return logClosure(c)
 }