Serialize and process patch metadata

pkg/compiler/lib/src/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.
 
 library dart2js.enqueue;
 
 import 'dart:collection' show Queue;
 
 import 'common/codegen.dart' show CodegenWorkItem;
 import 'common/names.dart' show Identifiers;
@@ skipping 698 matching lines @@
   bool isProcessed(Element member) => processedElements.contains(member);
 
   /// Returns `true` if [element] has been processed by the resolution enqueuer.
   bool hasBeenProcessed(Element element) {
     return processedElements.contains(element.analyzableElement.declaration);
   }
 
   /// Registers [element] as processed by the resolution enqueuer.
   void registerProcessedElement(AstElement element) {
     processedElements.add(element);
+    compiler.backend.onElementResolved(element);
   }
 
   /**
    * Decides whether an element should be included to satisfy requirements
    * of the mirror system.
    *
    * During resolution, we have to resort to matching elements against the
    * [MirrorsUsed] pattern, as we do not have a complete picture of the world,
    * yet.
    */
@@ skipping 287 matching lines @@
 }
 
 typedef void _DeferredActionFunction();
 
 class _DeferredAction {
   final Element element;
   final _DeferredActionFunction action;
 
   _DeferredAction(this.element, this.action);
 }