Reduce the number of times pumpEventQueue pumps.

pkg/scheduled_test/lib/src/utils.dart

Index: pkg/scheduled_test/lib/src/utils.dart
diff --git a/pkg/scheduled_test/lib/src/utils.dart b/pkg/scheduled_test/lib/src/utils.dart
index e36863d19bba0f1de8c428e72be965986ebcc0b9..b880a2d4832b0200279b5f0eace3c33585bdabfe 100644
--- a/pkg/scheduled_test/lib/src/utils.dart
+++ b/pkg/scheduled_test/lib/src/utils.dart
@@ -20,7 +20,7 @@ String prefixLines(String text, {String prefix: '| '}) =>
 /// Returns a [Future] that completes after pumping the event queue [times]
 /// times. By default, this should pump the event queue enough times to allow
 /// any code to run, as long as it's not waiting on some external event.
-Future pumpEventQueue([int times=200]) {
+Future pumpEventQueue([int times=20]) {
   if (times == 0) return new Future.immediate(null);
   return new Future.immediate(null).then((_) => pumpEventQueue(times - 1));
 }