Add member type to model.

pkg/compiler/lib/src/js_emitter/model.dart

 // 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 dart2js.new_js_emitter.model;
 
 import '../js/js.dart' as js show Expression;
 import '../constants/values.dart' show ConstantValue;
 
 import '../deferred_load.dart' show OutputUnit;
@@ skipping 323 matching lines @@
   Method(this.element, this.name, this.code);
 }
 
 /// A method that corresponds to a method in the original Dart program.
 class DartMethod extends Method {
   final bool needsTearOff;
   final String tearOffName;
   final List<ParameterStubMethod> parameterStubs;
   final bool canBeApplied;
   final bool canBeReflected;
+  final DartType type;
 
   // If this method can be torn off, contains the name of the corresponding
   // call method. For example, for the member `foo$1$name` it would be
   // `call$1$name` (in unminified mode).
   final String callName;
 
   DartMethod(Element element, String name, js.Expression code,
-             this.parameterStubs, this.callName,
+             this.parameterStubs, this.callName, this.type,
              {this.needsTearOff, this.tearOffName, this.canBeApplied,
              this.canBeReflected})
       : super(element, name, code) {
     assert(needsTearOff != null);
     assert(!needsTearOff || tearOffName != null);
     assert(canBeApplied != null);
     assert(canBeReflected != null);
   }
 }
 
 class InstanceMethod extends DartMethod {
   /// An alternative name for this method. This is used to model calls to
   /// a method via `super`. If [aliasName] is non-null, the emitter has to
   /// ensure that this method is registered on the prototype under both [name]
   /// and [aliasName].
   final String aliasName;
   final bool isClosure;
 
 
   InstanceMethod(Element element, String name, js.Expression code,
                  List<ParameterStubMethod> parameterStubs,
-                 String callName,
+                 String callName, DartType type,

[karlklose, 2015/02/03 14:41:16]

I think 'type' should be a 'FunctionType'.

                  {bool needsTearOff,
                   String tearOffName,
                   this.aliasName,
                   bool canBeApplied,
                   bool canBeReflected,
        this.isClosure})
-      : super(element, name, code, parameterStubs, callName,
+      : super(element, name, code, parameterStubs, callName, type,
               needsTearOff: needsTearOff,
               tearOffName: tearOffName,
               canBeApplied: canBeApplied,
               canBeReflected: canBeReflected) {
     assert(isClosure != null);
   }
 }
 
 /// A method that is generated by the backend and has not direct correspondence
 /// to a method in the original Dart program. Examples are getter and setter
@@ skipping 27 matching lines @@
 
 abstract class StaticMethod implements Method {
   Holder get holder;
 }
 
 class StaticDartMethod extends DartMethod implements StaticMethod {
   final Holder holder;
 
   StaticDartMethod(Element element, String name, this.holder,
                    js.Expression code, List<ParameterStubMethod> parameterStubs,
-                   String callName,
+                   String callName, DartType type,
                    {bool needsTearOff, String tearOffName, bool canBeApplied,
                     bool canBeReflected})
-      : super(element, name, code, parameterStubs, callName,
+      : super(element, name, code, parameterStubs, callName, type,
               needsTearOff: needsTearOff,
               tearOffName : tearOffName,
               canBeApplied : canBeApplied,
               canBeReflected : canBeReflected);
 }
 
 class StaticStubMethod extends StubMethod implements StaticMethod {
   Holder holder;
   StaticStubMethod(String name, this.holder, js.Expression code)
       : super(name, code);
 }