Update Isolate API.

runtime/lib/isolate_patch.dart

 // Copyright (c) 2012, 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.
 
 import "dart:collection" show HashMap;
 import "dart:_internal";
 
 patch class ReceivePort {
   /* patch */ factory ReceivePort() = _ReceivePortImpl;
 
@@ skipping 353 matching lines @@
 
   /* patch */ void resume(Capability resumeCapability) {
     var msg = new List(4)
         ..[0] = 0  // Make room for OOB message type.
         ..[1] = _RESUME
         ..[2] = pauseCapability
         ..[3] = resumeCapability;
     _sendOOB(controlPort, msg);
   }
 
-  /* patch */ void addOnExitListener(SendPort responsePort) {
-    var msg = new List(3)
+  /* patch */ void addOnExitListener(SendPort responsePort,
+                                     {Object response}) {
+    var msg = new List(4)
         ..[0] = 0  // Make room for OOB message type.
         ..[1] = _ADD_EXIT
-        ..[2] = responsePort;
+        ..[2] = responsePort
+        ..[3] = response;
     _sendOOB(controlPort, msg);
   }
 
   /* patch */ void removeOnExitListener(SendPort responsePort) {
     var msg = new List(3)
         ..[0] = 0  // Make room for OOB message type.
         ..[1] = _DEL_EXIT
         ..[2] = responsePort;
     _sendOOB(controlPort, msg);
   }
 
   /* patch */ void setErrorsFatal(bool errorsAreFatal) {
     var msg = new List(4)
       ..[0] = 0  // Make room for OOB message type.
       ..[1] = _ERROR_FATAL
       ..[2] = terminateCapability
       ..[3] = errorsAreFatal;
     _sendOOB(controlPort, msg);
   }
 
-  /* patch */ void kill([int priority = BEFORE_NEXT_EVENT]) {
+  /* patch */ void kill({int priority: BEFORE_NEXT_EVENT}) {
     var msg = new List(4)
         ..[0] = 0  // Make room for OOB message type.
         ..[1] = _KILL
         ..[2] = terminateCapability
         ..[3] = priority;
     _sendOOB(controlPort, msg);
   }
 
-  /* patch */ void ping(SendPort responsePort, [int pingType = IMMEDIATE]) {
-    var msg = new List(4)
+  /* patch */ void ping(SendPort responsePort, {Object response,
+                                                int priority: IMMEDIATE}) {
+    var msg = new List(5)
         ..[0] = 0  // Make room for OOM message type.
         ..[1] = _PING
         ..[2] = responsePort
-        ..[3] = pingType;
+        ..[3] = priority
+        ..[4] = response;
     _sendOOB(controlPort, msg);
   }
 
   /* patch */ void addErrorListener(SendPort port) {
     var msg = new List(3)
         ..[0] = 0  // Make room for OOB message type.
         ..[1] = _ADD_ERROR
         ..[2] = port;
     _sendOOB(controlPort, msg);
   }
 
   /* patch */ void removeErrorListener(SendPort port) {
     var msg = new List(3)
         ..[0] = 0  // Make room for OOB message type.
         ..[1] = _DEL_ERROR
         ..[2] = port;
     _sendOOB(controlPort, msg);
   }
 
   static Isolate _getCurrentIsolate() {
     List portAndCapabilities = _getPortAndCapabilitiesOfCurrentIsolate();
     return new Isolate(portAndCapabilities[0],
                        pauseCapability: portAndCapabilities[1],
                        terminateCapability: portAndCapabilities[2]);
   }
 
   static List _getPortAndCapabilitiesOfCurrentIsolate()
       native "Isolate_getPortAndCapabilitiesOfCurrentIsolate";
 }