Converted Observatory cpu-profile element

runtime/observatory/tests/observatory_ui/library_ref/element_test.dart

Index: runtime/observatory/tests/observatory_ui/library_ref/element_test.dart
diff --git a/runtime/observatory/tests/observatory_ui/library_ref/element_test.dart b/runtime/observatory/tests/observatory_ui/library_ref/element_test.dart
index 48291b5edf16d79f6714847a31c0f59d9caed913..f1e2dda736ec073dcfcd4087e9a269e530e69114 100644
--- a/runtime/observatory/tests/observatory_ui/library_ref/element_test.dart
+++ b/runtime/observatory/tests/observatory_ui/library_ref/element_test.dart
@@ -1,12 +1,13 @@
 // Copyright (c) 2016, 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:html';
 import 'package:unittest/unittest.dart';
 import 'package:observatory/src/elements/library_ref.dart';
 import '../mocks.dart';
 
-main(){
+main() {
   LibraryRefElement.tag.ensureRegistration();
 
   const isolate = const IsolateRefMock(id: 'i-id', name: 'i-name');