Add Accessor, Getter, and Setter elements.

pkg/compiler/lib/src/deferred_load.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 deferred_load;
 
 import 'constants/expressions.dart';
 import 'constants/values.dart' show
     ConstantValue,
     ConstructedConstantValue,
     DeferredConstantValue,
     StringConstantValue;
 
 import 'dart2jslib.dart' show
     Backend,
     Compiler,
     CompilerTask,
     invariant,
     MessageKind;
 
 import 'dart_backend/dart_backend.dart' show
     DartBackend;
 
 import 'js_backend/js_backend.dart' show
     JavaScriptBackend;
 
 import 'elements/elements.dart' show
+    AccessorElement,
     AstElement,
     ClassElement,
     Element,
     ElementKind,
     Elements,
     FunctionElement,
     LibraryElement,
     MetadataAnnotation,
     PrefixElement,
     ScopeContainerElement,
@@ skipping 189 matching lines @@
     // agree.
     return imports.every((Import import) => import.isDeferred);
   }
 
   /// Returns a [Link] of every [Import] that imports [element] into [library].
   Link<Import> _getImports(Element element, LibraryElement library) {
     if (element.isClassMember) {
       element = element.enclosingClass;
     }
     if (element.isAccessor) {
-      element = (element as FunctionElement).abstractField;
+      element = (element as AccessorElement).abstractField;
     }
     return library.getImportsFor(element);
   }
 
   /// Finds all elements and constants that [element] depends directly on.
   /// (not the transitive closure.)
   ///
   /// Adds the results to [elements] and [constants].
   void _collectAllElementsAndConstantsResolvedFrom(
       Element element,
@@ skipping 612 matching lines @@
         _importingLibrary = importingLibrary;
 
   String get importingLibraryName {
     String libraryName = _importingLibrary.getLibraryName();
     return libraryName == ""
       ? "<unnamed>"
       : libraryName;
   }
 
 }