Remove warnings from dart2js test-suite.

tests/compiler/dart2js/find_my_name_test.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.
 
 import "package:expect/expect.dart";
 import "../../../sdk/lib/_internal/compiler/implementation/elements/elements.dart";
 import "mock_compiler.dart";
 import "parser_helper.dart";
 
 String TEST_0 = '''
@@ skipping 16 matching lines @@
 main() {
   MockCompiler compiler = new MockCompiler();
   testClass(TEST_0, compiler);
   testClass(TEST_1, compiler);
 }
 
 testClass(String code, MockCompiler compiler) {
   int skip = code.indexOf('{');
   ClassElement cls = parseUnit(code, compiler, compiler.mainApp).head;
   cls.parseNode(compiler);
-  for (Element e in cls.localMembers) {
+  cls.forEachLocalMember((Element e) {
     String name = e.name;
     if (e.isConstructor()) {
       name = Elements.reconstructConstructorName(e).replaceFirst(r'$', '.');
     }
     Expect.equals(code.indexOf(name, skip), e.position().charOffset);
-  }
+  });
 }