Upgrading tests with unittest deprecations

tests/isolate/static_function_test.dart

 // Copyright (c) 2013, the Dart project authors.  Please see the AUTHORS file
 // for details. All rights reserved. Use of this source code is governed by a
 // BSD-style license that can be found in the LICENSE file.
 
 // Test starting isolate with static functions (and toplevel ones, for sanity).
 
 library static_function_test;
 import 'dart:isolate';
 import 'dart:async';
 import 'static_function_lib.dart' as lib;
@@ skipping 45 matching lines @@
 
 class _C {
   static void function(SendPort port) { port.send("_YES"); }
   static void _function(SendPort port) { port.send("_PRIVATE"); }
 }
 
 void spawnTest(name, function, response) {
   test(name, () {
     ReceivePort r = new ReceivePort();
       Isolate.spawn(function, r.sendPort);
-      r.listen(expectAsync1((v) {
+      r.listen(expectAsync((v) {
         expect(v, response);
         r.close();
       }));
   });
 }
 
 void functionFailTest(name, function) {
   test("throws on $name", () {
-    Isolate.spawn(function, null).catchError(expectAsync1((e) {
+    Isolate.spawn(function, null).catchError(expectAsync((e) {
       /* do nothing */
     }));
   });
 }
 
 void main([args, port]) {
   if (testRemote(main, port)) return;
   // Sanity check.
   spawnTest("function", function, "TOP");
   spawnTest("_function", _function, "_TOP");
@@ skipping 17 matching lines @@
   functionFailTest("dynamic closure", dynamicClosure);
   functionFailTest("named dynamic closure", namedDynamicClosure);
   functionFailTest("instance closure", new C().instanceClosure);
   functionFailTest("initializer closure",
                    new C().constructorInitializerClosure);
   functionFailTest("constructor closure", new C().constructorBodyClosure);
   functionFailTest("named constructor closure",
                    new C().namedConstructorBodyClosure);
   functionFailTest("instance method", new C().instanceMethod);
 }