SendPort + ReceivePort changes:

tests/isolate/src/MessageTest.dart

 // Copyright (c) 2011, 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.
 
 // Dart test program for testing serialization of messages.
 // VMOptions=--enable_type_checks --enable_asserts
 
 #library('MessageTest');
 #import("dart:isolate");
 #import("TestFramework.dart");
@@ skipping 59 matching lines @@
 class PingPongClient {
   static void test(TestExpectation expect) {
     expect.completes(new PingPongServer().spawn()).then((SendPort remote) {
 
       // Send objects and receive them back.
       for (int i = 0; i < MessageTest.elms.length; i++) {
         var sentObject = MessageTest.elms[i];
         // TODO(asiva): remove this local var idx once thew new for-loop
         // semantics for closures is implemented.
         var idx = i;
-        remote.call(sentObject).receive(expect.runs2(
-            (var receivedObject, SendPort replyTo) {
-              MessageTest.VerifyObject(idx, receivedObject);
-            }));
+        remote.call(sentObject).then(expect.runs1((var receivedObject) {
+          MessageTest.VerifyObject(idx, receivedObject);
+        }));
       }
 
       // Send recursive objects and receive them back.
       List local_list1 = ["Hello", "World", "Hello", 0xffffffffff];
       List local_list2 = [null, local_list1, local_list1 ];
       List local_list3 = [local_list2, 2.0, true, false, 0xffffffffff];
       List sendObject = new List(5);
       sendObject[0] = local_list1;
       sendObject[1] = sendObject;
       sendObject[2] = local_list2;
       sendObject[3] = sendObject;
       sendObject[4] = local_list3;
-      remote.call(sendObject).receive(
-          (var replyObject, SendPort replyTo) {
-            Expect.equals(true, sendObject is List);
-            Expect.equals(true, replyObject is List);
-            Expect.equals(sendObject.length, replyObject.length);
-            Expect.equals(true, replyObject[1] === replyObject);
-            Expect.equals(true, replyObject[3] === replyObject);
-            Expect.equals(true, replyObject[0] === replyObject[2][1]);
-            Expect.equals(true, replyObject[0] === replyObject[2][2]);
-            Expect.equals(true, replyObject[2] === replyObject[4][0]);
-            Expect.equals(true, replyObject[0][0] === replyObject[0][2]);
-            // Bigint literals are not canonicalized so do a == check.
-            Expect.equals(true, replyObject[0][3] == replyObject[4][4]);
-          });
+      remote.call(sendObject).then((var replyObject) {
+          Expect.equals(true, sendObject is List);
+          Expect.equals(true, replyObject is List);
+          Expect.equals(sendObject.length, replyObject.length);
+          Expect.equals(true, replyObject[1] === replyObject);
+          Expect.equals(true, replyObject[3] === replyObject);
+          Expect.equals(true, replyObject[0] === replyObject[2][1]);
+          Expect.equals(true, replyObject[0] === replyObject[2][2]);
+          Expect.equals(true, replyObject[2] === replyObject[4][0]);
+          Expect.equals(true, replyObject[0][0] === replyObject[0][2]);
+          // Bigint literals are not canonicalized so do a == check.
+          Expect.equals(true, replyObject[0][3] == replyObject[4][4]);
+        });
 
       // Shutdown the MessageServer.
-      remote.call(-1).receive(expect.runs2(
-          (int message, SendPort replyTo) {
-            Expect.equals(MessageTest.elms.length + 1, message);
-            expect.succeeded();
-          }));
+      remote.call(-1).then(expect.runs1((int message) {
+          Expect.equals(MessageTest.elms.length + 1, message);
+          expect.succeeded();
+        }));
     });
   }
 }
 
 class PingPongServer extends Isolate {
   PingPongServer() : super() {}
 
   void main() {
     int count = 0;
     this.port.receive(
@@ skipping 11 matching lines @@
             replyTo.send(message, null);
             count++;
           }
         });
   }
 }
 
 main() {
   runTests([MessageTest.test]);
 }