remove context in struct

common/signal/timer.go

@@ -10,14 +10,14 @@ type ActivityUpdater interface {
 }
 
 type ActivityTimer struct {
-	updated chan bool
+	updated chan struct{}
 	timeout chan time.Duration
-	closing chan bool
+	closing chan struct{}
 }
 
 func (t *ActivityTimer) Update() {
 	select {
-	case t.updated <- true:
+	case t.updated <- struct{}{}:
 	default:
 	}
 }
@@ -72,8 +72,8 @@ func (t *ActivityTimer) run(ctx context.Context, cancel context.CancelFunc) {
 func CancelAfterInactivity(ctx context.Context, cancel context.CancelFunc, timeout time.Duration) *ActivityTimer {
 	timer := &ActivityTimer{
 		timeout: make(chan time.Duration, 1),
-		updated: make(chan bool, 1),
-		closing: make(chan bool),
+		updated: make(chan struct{}, 1),
+		closing: make(chan struct{}),
 	}
 	timer.timeout <- timeout
 	go timer.run(ctx, cancel)