Remove old isolate API and update all code in the repository to use

tests/isolate/mixed2_test.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 that heavy and light isolates can be mixed.
-
-#library('Mixed2Test');
-#import("dart:isolate");
-#import('../../lib/unittest/unittest.dart');
-
-// We want to send a message from the main-isolate to a chain of different
-// isolates and then get a reply back.
-// In the following description heavy2 is not used, because it is shut down
-// just after heaving created heavy2.light1,2 and light3.
-// main->
-//   heavy1->heavy1.light1->heavy1.light2->heavy1.light3->
-//   heavy2.light1->heavy2.light2->heavy2.light3->
-//   heavy3->heavy3.pong
-
-class LightRedirect extends Isolate {
-  LightRedirect() : super.light();
-
-  void main() {
-    this.port.receive((targetPort, ignored) {
-      this.port.receive((msg, replyTo) {
-        targetPort.send(msg + 1000, replyTo);
-        this.port.close();
-      });
-    });
-  }
-}
-
-class HeavyIsolate1 extends Isolate {
-  HeavyIsolate1() : super.heavy();
-
-  void main() {
-    Future<SendPort> light1 = new LightRedirect().spawn();
-    Future<SendPort> light2 = new LightRedirect().spawn();
-    Future<SendPort> light3 = new LightRedirect().spawn();
-
-    this.port.receive((SendPort heavy2Light1Port, ignored) {
-      light3.then((SendPort light3Port) {
-        light3Port.send(heavy2Light1Port, null);
-        light2.then((SendPort light2Port) {
-          light2Port.send(light3Port, null);
-          light1.then((SendPort light1Port) {
-            light1Port.send(light2Port, null);
-            // Next message we receive is the one that must go through the
-            // chain.
-            this.port.receive((msg, SendPort replyTo) {
-              light1Port.send(msg + 1, replyTo);
-              this.port.close();
-            });
-          });
-        });
-      });
-    });
-  }
-}
-
-class HeavyIsolate2 extends Isolate {
-  HeavyIsolate2() : super.heavy();
-
-  void main() {
-    Future<SendPort> light1 = new LightRedirect().spawn();
-    Future<SendPort> light2 = new LightRedirect().spawn();
-    Future<SendPort> light3 = new LightRedirect().spawn();
-
-    this.port.receive((heavy3Port, replyWithLight1Port) {
-      light3.then((SendPort light3Port) {
-        light3Port.send(heavy3Port, null);
-        light2.then((SendPort light2Port) {
-          light2Port.send(light3Port, null);
-          light1.then((SendPort light1Port) {
-            light1Port.send(light2Port, null);
-            replyWithLight1Port.send(light1Port, null);
-            this.port.close();
-          });
-        });
-      });
-    });
-  }
-}
-
-class LightPong extends Isolate {
-  LightPong() : super.light();
-
-  void main() {
-    this.port.receive((msg, replyTo) {
-      replyTo.send(msg + 499, null);
-      this.port.close();
-    });
-  }
-}
-
-class HeavyIsolate3 extends Isolate {
-  HeavyIsolate3() : super.heavy();
-
-  void main() {
-    Future<SendPort> pong = new LightPong().spawn();
-    this.port.receive((msg, replyTo) {
-      pong.then((SendPort pongPort) {
-        pongPort.send(msg + 30, replyTo);
-        this.port.close();
-      });
-    });
-  }
-}
-
-
-main() {
-  test("heavy and light isolates can be mixed", () {
-    Future<SendPort> heavy1 = new HeavyIsolate1().spawn();
-    Future<SendPort> heavy2 = new HeavyIsolate2().spawn();
-    Future<SendPort> heavy3 = new HeavyIsolate3().spawn();
-
-    heavy2.then(expectAsync1((SendPort heavy2Port) {
-      heavy3.then(expectAsync1((SendPort heavy3Port) {
-        heavy2Port.call(heavy3Port).then(expectAsync1((h2l1Port) {
-          heavy1.then(expectAsync1((SendPort heavy1Port) {
-            heavy1Port.send(h2l1Port, null);
-            // ---------------
-            // Setup complete.
-            // Start the chain-message.
-            heavy1Port.call(1).then(expectAsync1((result) {
-              Expect.equals(6531, result);
-            }));
-          }));
-        }));
-      }));
-    }));
-  });
-}