Update test scripts to deal with current VM behavior on optional constructor arguments.

tools/test.dart

Index: tools/test.dart
diff --git a/tools/test.dart b/tools/test.dart
index 89014cf25f2bc7bc114bd2ad80af8dc3c53c2b7f..e2d82bee94eb4f5bed84b44772875ab6b130e7f9 100755
--- a/tools/test.dart
+++ b/tools/test.dart
@@ -27,6 +27,7 @@ void activityStarted() {
 
 void activityCompleted() {
   --pendingActivities;
+  print(pendingActivities);

[Søren Gjesse, 2011/11/23 09:57:46]

Accidental edit.

 }
 
 void exitIfLastActivity() {