Wrapping leaf nodes in non polymer elements

runtime/observatory/tests/ui/log.dart

-// Copyright (c) 2015, 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 'dart:async';
-import 'dart:developer' as developer;
-import 'package:logging/logging.dart';
-
-main() {
-  Logger.root.level = Level.ALL;
-  Logger.root.onRecord.listen((logRecord) {
-    developer.log(
-        logRecord.message,
-        time: logRecord.time,
-        sequenceNumber: logRecord.sequenceNumber,
-        level: logRecord.level.value,
-        name: logRecord.loggerName,
-        zone: null,
-        error: logRecord.error,
-        stackTrace: logRecord.stackTrace);
-  });
-  new Timer.periodic(new Duration(seconds: 1), (t) {
-    Logger.root.info('INFO MESSAGE');
-  });
-  new Timer.periodic(new Duration(seconds: 1), (t) {
-    Logger.root.fine('FINE MESSAGE');
-  });
-}