Register closures using StaticUse.

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 'common.dart';
 import 'common/backend_api.dart' show
     Backend;
 import 'common/tasks.dart' show
@@ skipping 301 matching lines @@
         AstElement analyzableElement = element.analyzableElement.declaration;
         if (!compiler.enqueuer.resolution.hasBeenProcessed(analyzableElement)) {
           return;
         }
 
         WorldImpact worldImpact =
             compiler.resolution.getWorldImpact(analyzableElement);
         worldImpact.staticUses.forEach((StaticUse staticUse) {
           elements.add(staticUse.element);
         });
-        elements.addAll(worldImpact.closures);
         for (TypeUse typeUse in worldImpact.typeUses) {
           DartType type = typeUse.type;
           switch (typeUse.kind) {
             case TypeUseKind.TYPE_LITERAL:
               if (type.isTypedef || type.isInterfaceType) {
                 elements.add(type.element);
               }
               break;
             case TypeUseKind.INSTANTIATION:
             case TypeUseKind.IS_CHECK:
@@ skipping 664 matching lines @@
     return result;
   }
 
   bool operator ==(other) {
     if (other is! _DeclaredDeferredImport) return false;
     return declaration == other.declaration;
   }
 
   int get hashCode => declaration.hashCode * 17;
 }