Add optional and named parameters to FunctionType.

sdk/lib/_internal/compiler/implementation/elements/modelx.dart

 // Copyright (c) 2013, 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 elements.modelx;
 
 import 'dart:uri';
 
 import 'elements.dart';
 import '../../compiler.dart' as api;
@@ skipping 1240 matching lines @@
 
 class SynthesizedConstructorElementX extends FunctionElementX {
   SynthesizedConstructorElementX(Element enclosing)
     : super(enclosing.name, ElementKind.GENERATIVE_CONSTRUCTOR,
             Modifiers.EMPTY, enclosing);
 
   SynthesizedConstructorElementX.forDefault(Element enclosing,
                                             Compiler compiler)
     : super(enclosing.name, ElementKind.GENERATIVE_CONSTRUCTOR,
             Modifiers.EMPTY, enclosing) {
-    type = new FunctionType(
+    type = new FunctionType(this,
         compiler.types.voidType,
         const Link<DartType>(),
-        this);
+        const Link<DartType>(),
+        const Link<SourceString>(),
+        const Link<DartType>());
     cachedNode = new FunctionExpression(
         new Identifier(enclosing.position()),
         new NodeList.empty(),
         new Block(new NodeList.empty()),
         null, Modifiers.EMPTY, null, null);
   }
 
   bool get isSynthesized => true;
 
   Token position() => enclosingElement.position();
@@ skipping 693 matching lines @@
 
   MetadataAnnotation ensureResolved(Compiler compiler) {
     if (resolutionState == STATE_NOT_STARTED) {
       compiler.resolver.resolveMetadataAnnotation(this);
     }
     return this;
   }
 
   String toString() => 'MetadataAnnotation($value, $resolutionState)';
 }