Support class and typedef literals as expressions.

lib/compiler/implementation/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.
 
 abstract class ResolvedVisitor<R> extends Visitor<R> {
   TreeElements elements;
 
   ResolvedVisitor(this.elements);
 
   R visitSend(Send node) {
     if (node.isSuperCall) {
       return visitSuperSend(node);
     } else if (node.isOperator) {
       return visitOperatorSend(node);
     } else if (node.isPropertyAccess) {
-      return visitGetterSend(node);
+      Element element = elements[node];
+      if (!Elements.isUnresolved(element)
+          && element.kind == ElementKind.CLASS) {
+        // A reference to a class literal.
+        return visitTypeReferenceSend(node);
+      } else {
+        return visitGetterSend(node);
+      }
+      // TODO(karlklose): implement reference to type variable.
     } else if (Elements.isClosureSend(node, elements[node])) {
       return visitClosureSend(node);
     } else {
       Element element = elements[node];
       if (Elements.isUnresolved(element)) {
         if (element == null) {
           // Example: f() with 'f' unbound.
           // This can only happen inside an instance method.
           return visitDynamicSend(node);
         } else {
@@ skipping 17 matching lines @@
     }
   }
 
   abstract R visitSuperSend(Send node);
   abstract R visitOperatorSend(Send node);
   abstract R visitGetterSend(Send node);
   abstract R visitClosureSend(Send node);
   abstract R visitDynamicSend(Send node);
   abstract R visitForeignSend(Send node);
   abstract R visitStaticSend(Send node);
+  abstract R visitTypeReferenceSend(Send node);
 
   abstract void internalError(String reason, {Node node});
 
   R visitNode(Node node) {
     internalError("Unhandled node", node: node);
   }
 }