Include the awaiter stack trace in the service protocol

runtime/observatory/lib/src/service/object.dart

 // Copyright (c) 2014, 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.
 
 part of service;
 
 // Some value smaller than the object ring, so requesting a large array
 // doesn't result in an expired ref because the elements lapped it in the
 // object ring.
 const int kDefaultFieldLimit = 100;
@@ skipping 4476 matching lines @@
     if (frameKind == null) {
       return M.FrameKind.regular;
     }
     switch (frameKind) {
       case 'Regular':
         return M.FrameKind.regular;
       case 'AsyncCausal':
         return M.FrameKind.asyncCausal;
       case 'AsyncSuspensionMarker':
         return M.FrameKind.asyncSuspensionMarker;
+      case 'AsyncActivation':
+        return M.FrameKind.asyncActivation;
       default:
         throw new UnsupportedError('Unknown FrameKind: $frameKind');
     }
   }
 
   String toString() {
     if (function != null) {
       return "Frame([$kind] ${function.qualifiedName} $location)";
     } else if (location != null) {
       return "Frame([$kind] $location)";
@@ skipping 116 matching lines @@
     var v = list[i];
     if ((v is Map) && _isServiceMap(v)) {
       list[i] = owner.getFromMap(v);
     } else if (v is List) {
       _upgradeList(v, owner);
     } else if (v is Map) {
       _upgradeMap(v, owner);
     }
   }
 }