Converted Observatory megamorphiccache-view element

runtime/observatory/lib/src/models/objects/megamorphiccache.dart

 // Copyright (c) 2016, 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 models;
 
 abstract class MegamorphicCacheRef extends ObjectRef {
   String get selector;
 }
+
+abstract class MegamorphicCache extends Object implements MegamorphicCacheRef {
+  String get selector;
+  int get mask;
+  InstanceRef get buckets;
+  InstanceRef get argumentsDescriptor;
+}