Copy OldResolver dispatch logic to SendVisitor and remove OldResolver.

pkg/compiler/lib/src/resolved_visitor.dart

 // Copyright (c) 2012, 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 dart2js;
 
 /// Enum for the visit methods added in [ResolvedVisitor].
 // TODO(johnniwinther): Remove this.
 enum ResolvedKind {
   ASSERT,
@@ skipping 104 matching lines @@
   }
 
   internalError(Spannable node, String reason);
 
   R visitNode(Node node) {
     internalError(node, "Unhandled node");
     return null;
   }
 }
 
-// TODO(johnniwinther): Remove this. Currently need by the old dart2dart
-// backend.
-abstract class OldResolvedVisitor<R> extends BaseResolvedVisitor<R> {
-  OldResolvedVisitor(TreeElements elements) : super(elements);
-
-  R visitSend(Send node) {
-    return _oldDispatch(node, this);
-  }
-}
-
 abstract class NewResolvedVisitor<R> extends BaseResolvedVisitor<R>
     with SendResolverMixin,
          GetBulkMixin<R, dynamic>,
          SetBulkMixin<R, dynamic>,
          ErrorBulkMixin<R, dynamic>,
          InvokeBulkMixin<R, dynamic>,
          IndexSetBulkMixin<R, dynamic>,
          CompoundBulkMixin<R, dynamic>,
          UnaryBulkMixin<R, dynamic>,
          BaseBulkMixin<R, dynamic>,
@@ skipping 553 matching lines @@
 
   @override
   R errorUnresolvedSuperIndex(
       Send node,
       Element function,
       Node index,
       ResolvedKindVisitor<R> visitor) {
     return visitor.visitSuperSend(node);
   }
 }