Big merge from experimental to bleeding edge.

sdk/lib/_internal/compiler/implementation/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.
 
 part of dart2js;
 
 /**
  * [CompilerTask] for loading libraries and setting up the import/export scopes.
  */
 abstract class LibraryLoader extends CompilerTask {
@@ skipping 505 matching lines @@
         dependencies.prepend(new ExportLink(export, exportingLibraryNode));
   }
 
   /**
    * Registers all non-private locally declared members of the library of this
    * node to be exported. This forms the basis for the work-list computation of
    * the export scopes performed in [LibraryDependencyHandler.computeExports].
    */
   void registerInitialExports() {
     pendingExportSet.addAll(
-        library.localScope.values.filter((Element element) {
+        library.localScope.values.where((Element element) {
           // At this point [localScope] only contains members so we don't need
           // to check for foreign or prefix elements.
           return !element.name.isPrivate();
         }));
   }
 
   /**
    * Registers the compute export scope with the node library.
    */
   void registerExports() {
-    library.setExports(exportScope.values);
+    library.setExports(exportScope.values.toList());
   }
 
   /**
    * Registers the imports of the node library.
    */
   void registerImports(Compiler compiler) {
     for (ImportLink link in imports) {
       link.importLibrary(compiler, library);
     }
   }
@@ skipping 167 matching lines @@
   }
 
   /**
    * Registers all top-level entities of [library] as starting point for the
    * fixed-point computation of the import/export scopes.
    */
   void registerLibraryExports(LibraryElement library) {
     nodeMap[library].registerInitialExports();
   }
 }