Revert "Fix observatory tests broken by running dartfmt."

runtime/observatory/tests/service/caching_test.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.
 // VMOptions=--error_on_bad_type --error_on_bad_override
 
 // If caching is working properly, the coverage data will go into the same
 // Script object from which we requested coverage data, instead of a new
 // Script object.
 
 library caching_test;
 
 import 'package:observatory/service_io.dart';
 import 'package:unittest/unittest.dart';
 import 'test_helper.dart';
 
 var tests = [
-  (Isolate isolate) async {
-    Library lib = await isolate.rootLibrary.load();
-    Script script = await lib.scripts.single.load();
-    Script script2 = await isolate.getObject(script.id);
-    expect(identical(script, script2), isTrue);
-  },
+(Isolate isolate) async {
+  Library lib = await isolate.rootLibrary.load();
+  Script script = await lib.scripts.single.load();
+  Script script2 = await isolate.getObject(script.id);
+  expect(identical(script, script2), isTrue);
+},
+
 ];
 
 main(args) => runIsolateTests(args, tests);