Finish moving service protocol to json rpc.

runtime/vm/service/vmservice.dart

Index: runtime/vm/service/vmservice.dart
diff --git a/runtime/vm/service/vmservice.dart b/runtime/vm/service/vmservice.dart
index 3c5ed243ff6a8cf1cc4dd9e79114ecbe9fef38ef..18a2d778b1a2e02901f34fd59cc5426436837efd 100644
--- a/runtime/vm/service/vmservice.dart
+++ b/runtime/vm/service/vmservice.dart
@@ -142,14 +142,8 @@ class VMService extends MessageRouter {
       _clientCollection(message);
       return message.response;
     }
-    if (message.isOld) {
-      if (message.path[0] == 'isolates') {
-        return runningIsolates.route(message);
-      }
-    } else {
-      if (message.params['isolate'] != null) {
-        return runningIsolates.route(message);
-      }
+    if (message.params['isolate'] != null) {

[Cutch, 2015/02/05 14:54:48]

in the Uri we use 'isolateId' but here we use the parameter name 'isolate'. I
think we should use 'isolateId' as the RPC parameter name. This makes us
consistent with 'objectId' too.

+      return runningIsolates.route(message);
     }
     return message.sendToVM();
   }