Expose default constructors through ClassElement.localMembers.

dart/tests/compiler/dart2js/type_checker_test.dart

Index: dart/tests/compiler/dart2js/type_checker_test.dart
diff --git a/dart/tests/compiler/dart2js/type_checker_test.dart b/dart/tests/compiler/dart2js/type_checker_test.dart
index 7102f8bc30d7ef909049d6ecc7cf98edbcf2ba18..08a8630b6d37ba7a24d2fb437ec38d16ff4214cc 100644
--- a/dart/tests/compiler/dart2js/type_checker_test.dart
+++ b/dart/tests/compiler/dart2js/type_checker_test.dart
@@ -1139,7 +1139,9 @@ analyzeTopLevel(String text, [expectedWarnings]) {
       ClassElement classElement = element;
       classElement.ensureResolved(compiler);
       // Analyze last class member.
-      classElement.forEachLocalMember((Element e) => element = e);
+      classElement.forEachLocalMember((Element e) {
+        if (!e.isSynthesized) element = e;
+      });
     }
     Node node = element.parseNode(compiler);
     TreeElements mapping = compiler.resolver.resolve(element);