We can now name the current VM using the service protocol.

runtime/observatory/tests/service/get_vm_rpc_test.dart

Index: runtime/observatory/tests/service/get_vm_rpc_test.dart
diff --git a/runtime/observatory/tests/service/get_vm_rpc_test.dart b/runtime/observatory/tests/service/get_vm_rpc_test.dart
index d9884bdfc797efac26405c33c4a4b232a4bbbaf9..427ffbe6e0a7be80956d887abef117fbceeaae59 100644
--- a/runtime/observatory/tests/service/get_vm_rpc_test.dart
+++ b/runtime/observatory/tests/service/get_vm_rpc_test.dart
@@ -1,7 +1,7 @@
 // Copyright (c) 2015, 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.
-// VMOptions=--error_on_bad_type --error_on_bad_override
+// VMOptions=--error_on_bad_type --error_on_bad_override --vm-name=Walter
 
 import 'package:observatory/service_io.dart';
 import 'package:unittest/unittest.dart';
@@ -12,6 +12,7 @@ var tests = [
   (VM vm) async {
     var result = await vm.invokeRpcNoUpgrade('getVM', {});
     expect(result['type'], equals('VM'));
+    expect(result['name'], equals('Walter'));
     expect(result['architectureBits'], isPositive);
     expect(result['targetCPU'], new isInstanceOf<String>());
     expect(result['hostCPU'], new isInstanceOf<String>());