Handle constant constructors with parse errors.

pkg/compiler/lib/src/resolution/semantic_visitor.dart

 // Copyright (c) 2015, 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 dart2js.semantics_visitor;
 
 import '../constants/expressions.dart';
 import '../dart2jslib.dart' show invariant, MessageKind;
 import '../dart_types.dart';
 import '../elements/elements.dart';
@@ skipping 3107 matching lines @@
   ///
   /// For instance
   ///   class C {
   ///     C(a, b);
   ///   }
   ///   m() => const C(true, 42);
   ///
   R errorNonConstantConstructorInvoke(
       NewExpression node,
       Element element,
-      InterfaceType type,
+      DartType type,
       NodeList arguments,
       CallStructure callStructure,
       A arg);
 
   /// Invocation of a constructor on an abstract [type] with [arguments].
   ///
   /// For instance
   ///   m() => new Unresolved(true, 42);
   ///
   /// where [type] is the malformed type `Unresolved`.
@@ skipping 568 matching lines @@
   ///       C() : this._(42);
   ///     }
   ///
   R errorUnresolvedThisConstructorInvoke(
       Send node,
       Element element,
       NodeList arguments,
       Selector selector,
       A arg);
 }