Compute NativeBasicData for KernelWorldBuilder

pkg/compiler/lib/src/common_elements.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.
 
 // TODO(sigmund): rename and move to common/elements.dart
 library dart2js.type_system;
 
 import 'common/names.dart' show Identifiers, Uris;
 import 'js_backend/constant_system_javascript.dart';
 import 'elements/types.dart';
@@ skipping 1090 matching lines @@
   /// Returns the main method for the compilation.
   FunctionEntity get mainFunction;
 
   /// Returns all known libraries.
   Iterable<LibraryEntity> get libraries;
 
   /// Lookup the library with the canonical [uri], fail if the library is
   /// missing and [required];
   LibraryEntity lookupLibrary(Uri uri, {bool required: false});
 
+  /// Calls [f] for every class declared in [library].
+  void forEachClass(LibraryEntity library, void f(ClassEntity cls));
+
   /// Lookup the class [name] in [library], fail if the class is missing and
   /// [required].
   ClassEntity lookupClass(LibraryEntity library, String name,
       {bool required: false});
 
   /// Lookup the member [name] in [library], fail if the class is missing and
   /// [required].
   MemberEntity lookupLibraryMember(LibraryEntity library, String name,
       {bool setter: false, bool required: false});
 
@@ skipping 70 matching lines @@
   DartType getUnaliasedType(DartType type);
 
   /// Returns the [CallStructure] corresponding to calling [entity] with all
   /// arguments, both required and optional.
   CallStructure getCallStructure(FunctionEntity entity);
 
   /// Returns `true` if [member] a the synthetic getter `loadLibrary` injected
   /// on deferred libraries.
   bool isDeferredLoadLibraryGetter(MemberEntity member);
 }