Remove deprecated ms arguments for Timer and Future.

pkg/scheduled_test/lib/src/schedule.dart

Index: pkg/scheduled_test/lib/src/schedule.dart
diff --git a/pkg/scheduled_test/lib/src/schedule.dart b/pkg/scheduled_test/lib/src/schedule.dart
index ac601ea984e6bc140bf3571da80ae7544c2b0804..17ab86adfdba4f4363a4e41c5ea8f69dbfbeed3d 100644
--- a/pkg/scheduled_test/lib/src/schedule.dart
+++ b/pkg/scheduled_test/lib/src/schedule.dart
@@ -292,7 +292,7 @@ class Schedule {
 
   /// The callback to run when the timeout timer fires. Notifies the current
   /// queue that a timeout has occurred.
-  void _signalTimeout(_) {
+  void _signalTimeout() {
     // Reset the timer so that we can detect timeouts in the onException and
     // onComplete queues.
     _timeoutTimer = null;