Serialize data for LibraryElement.getImportsFor

pkg/compiler/lib/src/library_loader.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.library_loader;
 
 import 'dart:async';
 
 import 'common/names.dart' show Uris;
 import 'common/tasks.dart' show CompilerTask, Measurer;
@@ skipping 530 matching lines @@
       return reporter.withCurrentElement(library, () {
         checkDuplicatedLibraryName(library);
 
         // Import dart:core if not already imported.
         if (!importsDartCore && library.canonicalUri != Uris.dart_core) {
           return createLibrary(handler, null, Uris.dart_core)
               .then((LibraryElement coreLibrary) {
             handler.registerDependency(
                 library,
                 new SyntheticImportElement(
-                    library.entryCompilationUnit, Uris.dart_core),
+                    library.entryCompilationUnit, Uris.dart_core, coreLibrary),
                 coreLibrary);
           });
         }
       });
     }).then((_) {
       return Future.forEach(libraryDependencies.toList(),
           (LibraryDependencyElementX libraryDependency) {
         return reporter.withCurrentElement(library, () {
           return registerLibraryFromImportExport(
               handler, library, libraryDependency);
@@ skipping 956 matching lines @@
   Future onLibrariesLoaded(LoadedLibraries results);
 
   /// Called whenever a library element is created.
   void onLibraryCreated(LibraryElement library);
 
   /// Called whenever a library is scanned from a script file.
   Future onLibraryScanned(LibraryElement library, LibraryLoader loader);
 }
 
 const _reuseLibrarySubtaskName = "Reuse library";