Adapt streams for additional stackTrace argument.

tests/lib/async/stack_trace25_test.dart

Index: tests/lib/async/stack_trace25_test.dart
diff --git a/tests/lib/async/stack_trace11_test.dart b/tests/lib/async/stack_trace25_test.dart
similarity index 65%
copy from tests/lib/async/stack_trace11_test.dart
copy to tests/lib/async/stack_trace25_test.dart
index d72b50f36cadfac72d7fe8cee52407591208612f..75799ef23a9534b35e6b0eb606869ff2bdfa486c 100644
--- a/tests/lib/async/stack_trace11_test.dart
+++ b/tests/lib/async/stack_trace25_test.dart
@@ -16,10 +16,17 @@ StackTrace captureStackTrace() {
 
 main() {
   StackTrace trace = captureStackTrace();
+  var controller;
+  controller = new StreamController(onListen: () {
+    controller.addError("error", trace);
+    controller.close();
+  });
   asyncStart();
-  var f = new Future.error(499, trace);
-  f.then((_) { throw "Unreachable"; },
+  var iterator = new StreamIterator(controller.stream);
+  var future = iterator.moveNext();
+  future.then((_) { throw "unreachable"; },
     onError: (e, st) {
+      Expect.equals("error", e);
       Expect.identical(trace, st);
       asyncEnd();
     });