Add a type kind to TypedSelector. A typed selector can either be

sdk/lib/_internal/compiler/implementation/enqueue.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.
 
 part of dart2js;
 
 class EnqueueTask extends CompilerTask {
   final ResolutionEnqueuer resolution;
   final CodegenEnqueuer codegen;
 
@@ skipping 331 matching lines @@
   }
 
   void registerDynamicGetter(SourceString methodName, Selector selector) {
     registerInvokedGetter(methodName, selector);
   }
 
   void registerDynamicSetter(SourceString methodName, Selector selector) {
     registerInvokedSetter(methodName, selector);
   }
 
-  void registerFieldGetter(SourceString getterName,
-                           LibraryElement library,
-                           DartType type) {
-    task.measure(() {
-      Selector getter = new Selector.getter(getterName, library);
-      registerNewSelector(getterName,
-                          new TypedSelector(type, getter),
-                          universe.fieldGetters);
-    });
+  void registerFieldGetter(Element element) {
+    universe.fieldGetters.add(element);
   }
 
-  void registerFieldSetter(SourceString setterName,
-                           LibraryElement library,
-                           DartType type) {
-    task.measure(() {
-      Selector setter = new Selector.setter(setterName, library);
-      registerNewSelector(setterName,
-                          new TypedSelector(type, setter),
-                          universe.fieldSetters);
-    });
+  void registerFieldSetter(Element element) {
+    universe.fieldSetters.add(element);
   }
 
   void registerIsCheck(DartType type) {
     universe.isChecks.add(type);
   }
 
   void forEach(f(WorkItem work));
 
   void logSummary(log(message)) {
     _logSpecificSummary(log);
@@ skipping 161 matching lines @@
     while(!queue.isEmpty) {
       // TODO(johnniwinther): Find an optimal process order for codegen.
       f(queue.removeLast());
     }
   }
 
   void _logSpecificSummary(log(message)) {
     log('Compiled ${generatedCode.length} methods.');
   }
 }