Removed Instructions object from Observatory models

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 220 matching lines @@
         obj = new SourceLocation._empty(owner);
         break;
       case 'UnresolvedSourceLocation':
         obj = new UnresolvedSourceLocation._empty(owner);
         break;
       case 'Object':
         switch (vmType) {
           case 'ICData':
             obj = new ICData._empty(owner);
             break;
-          case 'Instructions':
-            obj = new Instructions._empty(owner);
-            break;
           case 'LocalVarDescriptors':
             obj = new LocalVarDescriptors._empty(owner);
             break;
           case 'MegamorphicCache':
             obj = new MegamorphicCache._empty(owner);
             break;
           case 'ObjectPool':
             obj = new ObjectPool._empty(owner);
             break;
           case 'PcDescriptors':
@@ skipping 3343 matching lines @@
     if (mapIsRef) {
       return;
     }
 
     mask = map['_mask'];
     buckets = map['_buckets'];
     argumentsDescriptor = map['_argumentsDescriptor'];
   }
 }
 
-class Instructions extends HeapObject implements M.InstructionsRef {
-  bool get immutable => true;
-
-  @observable Code code;
-  @observable ObjectPool objectPool;
-
-  Instructions._empty(ServiceObjectOwner owner) : super._empty(owner);
-
-  void _update(ObservableMap map, bool mapIsRef) {
-    _upgradeCollection(map, isolate);
-    super._update(map, mapIsRef);
-
-    code = map['_code'];
-    if (mapIsRef) {
-      return;
-    }
-    objectPool = map['_objectPool'];
-  }
-}
-
 class TokenStream extends HeapObject implements M.TokenStreamRef {
   bool get immutable => true;
 
   @observable String privateKey;
 
   TokenStream._empty(ServiceObjectOwner owner) : super._empty(owner);
 
   void _update(ObservableMap map, bool mapIsRef) {
     _upgradeCollection(map, isolate);
     super._update(map, mapIsRef);
@@ skipping 639 matching lines @@
     var v = list[i];
     if ((v is ObservableMap) && _isServiceMap(v)) {
       list[i] = owner.getFromMap(v);
     } else if (v is ObservableList) {
       _upgradeObservableList(v, owner);
     } else if (v is ObservableMap) {
       _upgradeObservableMap(v, owner);
     }
   }
 }