Unify parsing of constructor references.

dart/lib/compiler/implementation/closure.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.
 
 library closureToClassMapper;
 
 import "elements/elements.dart";
 import "dart2jslib.dart";
 import "tree/tree.dart";
 import "util/util.dart";
@@ skipping 348 matching lines @@
 
   visitSendSet(SendSet node) {
     Element element = elements[node];
     if (Elements.isLocal(element)) {
       mutatedVariables.add(element);
     }
     super.visitSendSet(node);
   }
 
   visitNewExpression(NewExpression node) {
-    TypeAnnotation annotation = node.send.getTypeAnnotation();
-    DartType type = elements.getType(annotation);
+    DartType type = elements.getType(node);
 
     bool hasTypeVariable(DartType type) {
       if (type is TypeVariableType) {
         return true;
       } else if (type is InterfaceType) {
         InterfaceType ifcType = type;
         for (DartType argument in ifcType.arguments) {
           if (hasTypeVariable(argument)) {
             return true;
           }
@@ skipping 243 matching lines @@
   }
 
   visitTryStatement(TryStatement node) {
     // TODO(ngeoffray): implement finer grain state.
     bool oldInTryStatement = inTryStatement;
     inTryStatement = true;
     node.visitChildren(this);
     inTryStatement = oldInTryStatement;
   }
 }