WebSocket client for VM service

runtime/bin/vmservice/vmservice_dartium.dart

Index: runtime/bin/vmservice/vmservice_dartium.dart
diff --git a/runtime/bin/vmservice/vmservice_dartium.dart b/runtime/bin/vmservice/vmservice_dartium.dart
index 249455dd9bb85e6996705e2f1488957a2d237e1f..a05d1187d940b202697115543365783b27623b78 100644
--- a/runtime/bin/vmservice/vmservice_dartium.dart
+++ b/runtime/bin/vmservice/vmservice_dartium.dart
@@ -15,20 +15,18 @@ RawReceivePort _requestPort;
 // The native method that is called to post the response back to DevTools.
 void postResponse(String response, int cookie) native "VMService_PostResponse";
 
-void handleRequest(service, String uri, cookie) {
-  var serviceRequest = new ServiceRequest();
-  var r = serviceRequest.parse(Uri.parse(uri));
-  if (r) {
-    var f = service.runningIsolates.route(serviceRequest);
-    assert(f != null);
-    f.then((_) {
-      postResponse(serviceRequest.response, cookie);
-    }).catchError((e) {
+void handleMessage(service, uri, cookie) {
+  var message = new Message.fromUri(uri);

[turnidge, 2013/12/11 17:56:07]

So dartium will not support the /ws clients yet, right?

[Cutch, 2013/12/12 22:37:42]

Correct but the Observatory in Dartium communicates via postMessage. I've gone
ahead and made a DartiumClient which will serve as a persistent client on
Dartium.

+  var client = new HttpRequestClient(request, service);
+  message.future.then((response) {
+    try {
+      postResponse(response, cookie);
+    } catch (_) {
       // Error posting response back to Dartium.
-    });
-    return;
-  }
-  postResponse(serviceRequest.response, cookie);
+    }
+  });
+  // Send message for processing.
+  service.route(message);
 }
 
 main() {
@@ -45,11 +43,11 @@ main() {
     if (message.length != 2) {
       return;
     }
-    var uri = message[0];
-    if (uri is! String) {
+    if (message[0] is! String) {
       return;
     }
+    var uri = Uri.parse(message[0]);
     var cookie = message[1];
-    handleRequest(service, uri, cookie);
+    handleMessage(service, uri, cookie);
   });
 }