Make new StreamController be async by default.

sdk/lib/_internal/pub/test/error_group_test.dart

Index: sdk/lib/_internal/pub/test/error_group_test.dart
diff --git a/sdk/lib/_internal/pub/test/error_group_test.dart b/sdk/lib/_internal/pub/test/error_group_test.dart
index d22f12cf63ee7421178f2a6893610bdea7d8db79..cedb338491fe6429ac26211ec68b1a079b39240f 100644
--- a/sdk/lib/_internal/pub/test/error_group_test.dart
+++ b/sdk/lib/_internal/pub/test/error_group_test.dart
@@ -38,7 +38,7 @@ main() {
 
       expect(() => errorGroup.registerFuture(new Future.value()),
           throwsStateError);
-      expect(() => errorGroup.registerStream(new StreamController().stream),
+      expect(() => errorGroup.registerStream(new StreamController(sync: true).stream),

[floitsch, 2013/05/30 12:13:48]

long line.

[Lasse Reichstein Nielsen, 2013/05/31 05:51:59]

Done.

           throwsStateError);
     });
   });
@@ -66,7 +66,7 @@ main() {
       completer.future.then(expectAsync1((_) {
         expect(() => errorGroup.registerFuture(new Future.value()),
             throwsStateError);
-        expect(() => errorGroup.registerStream(new StreamController().stream),
+        expect(() => errorGroup.registerStream(new StreamController(sync: true).stream),

[floitsch, 2013/05/30 12:13:48]

ditto.

[Lasse Reichstein Nielsen, 2013/05/31 05:51:59]

Done.

             throwsStateError);
       }));
     });
@@ -205,7 +205,7 @@ main() {
 
     setUp(() {
       errorGroup = new ErrorGroup();
-      controller = new StreamController();
+      controller = new StreamController(sync: true);
       stream = errorGroup.registerStream(controller.stream.asBroadcastStream());
     });
 
@@ -277,7 +277,7 @@ main() {
 
     setUp(() {
       errorGroup = new ErrorGroup();
-      controller = new StreamController();
+      controller = new StreamController(sync: true);
       stream = errorGroup.registerStream(controller.stream);
     });
 
@@ -326,8 +326,8 @@ main() {
 
     setUp(() {
       errorGroup = new ErrorGroup();
-      controller1 = new StreamController();
-      controller2 = new StreamController();
+      controller1 = new StreamController(sync: true);
+      controller2 = new StreamController(sync: true);
       stream1 = errorGroup.registerStream(controller1.stream.asBroadcastStream());
       stream2 = errorGroup.registerStream(controller2.stream.asBroadcastStream());
     });
@@ -385,7 +385,7 @@ main() {
 
     setUp(() {
       errorGroup = new ErrorGroup();
-      controller = new StreamController();
+      controller = new StreamController(sync: true);
       stream = errorGroup.registerStream(controller.stream.asBroadcastStream());
       completer = new Completer();
       future = errorGroup.registerFuture(completer.future);