dart2dart: Method and constructor calls in new backend.

sdk/lib/_internal/compiler/implementation/dart_backend/dart_tree_printer.dart

Index: sdk/lib/_internal/compiler/implementation/dart_backend/dart_tree_printer.dart
diff --git a/sdk/lib/_internal/compiler/implementation/dart_backend/dart_tree_printer.dart b/sdk/lib/_internal/compiler/implementation/dart_backend/dart_tree_printer.dart
index cee97ee921f69284926bcb4abda67a13bf2ae175..e925426b14c4581a37923efca306a728d1b03d91 100644
--- a/sdk/lib/_internal/compiler/implementation/dart_backend/dart_tree_printer.dart
+++ b/sdk/lib/_internal/compiler/implementation/dart_backend/dart_tree_printer.dart
@@ -1,3 +1,7 @@
+// 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.
+
 library dart_tree_printer;
 
 import 'dart_printer.dart';
@@ -304,6 +308,7 @@ class TreePrinter {
         selector = new tree.TypeAnnotation(
             selector,
             typeArgList(exp.type.typeArguments.map(makeType)));
+        setType(selector, exp.dartType, exp);
       }
       if (exp.constructorName != null) {
         selector = new tree.Send(
@@ -317,6 +322,8 @@ class TreePrinter {
       result = new tree.NewExpression(
           exp.isConst ? constToken : newToken,
           send);
+      setType(result, exp.dartType, exp);
+      setElement(send, exp.constructor, exp);
     } else if (exp is CallStatic) {
       precedence = CALLEE;
       result = new tree.Send(