Revert "Fix observatory tests broken by running dartfmt."

runtime/observatory/tests/service/vm_timeline_flags_test.dart

 // 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.
 // VMOptions=--error_on_bad_type --error_on_bad_override
 
 import 'dart:developer';
 import 'package:observatory/service_io.dart';
 import 'package:unittest/unittest.dart';
 import 'service_test_common.dart';
 import 'test_helper.dart';
@@ skipping 55 matching lines @@
   hasStoppedAtBreakpoint,
   (Isolate isolate) async {
     // Get the timeline.
     Map result = await isolate.vm.invokeRpcNoUpgrade('_getVMTimeline', {});
     expect(result['type'], equals('_Timeline'));
     expect(result['traceEvents'], new isInstanceOf<List>());
     print(result['traceEvents']);
     // Confirm that Dart events are added.
     expect(filterEvents(result['traceEvents'], isDart).length, greaterThan(0));
     // Confirm that zero non-Dart events are added.
-    expect(filterEvents(result['traceEvents'], isNotDartAndMetaData).length,
+    expect(
+        filterEvents(result['traceEvents'], isNotDartAndMetaData).length,
         equals(0));
   },
   hasStoppedAtBreakpoint,
   (Isolate isolate) async {
     // Disable the Dart category.
-    await isolate.vm
-        .invokeRpcNoUpgrade('_setVMTimelineFlags', {"recordedStreams": []});
+    await isolate.vm.invokeRpcNoUpgrade('_setVMTimelineFlags', {
+      "recordedStreams": []
+    });
     // Grab the timeline and remember the number of Dart events.
     Map result = await isolate.vm.invokeRpcNoUpgrade('_getVMTimeline', {});
     expect(result['type'], equals('_Timeline'));
     expect(result['traceEvents'], new isInstanceOf<List>());
     dartEventCount = filterEvents(result['traceEvents'], isDart).length;
   },
   (Isolate isolate) async {
     // Get the flags.
     Map flags = await isolate.vm.invokeRpcNoUpgrade('_getVMTimelineFlags', {});
     expect(flags['type'], 'TimelineFlags');
     // Confirm that 'Dart' is not being recorded.
     expect(flags['recordedStreams'].length, equals(0));
   },
   resumeIsolate,
   hasStoppedAtBreakpoint,
   (Isolate isolate) async {
     // Grab the timeline and verify that we haven't added any new Dart events.
     Map result = await isolate.vm.invokeRpcNoUpgrade('_getVMTimeline', {});
     expect(result['type'], equals('_Timeline'));
     expect(result['traceEvents'], new isInstanceOf<List>());
     expect(filterEvents(result['traceEvents'], isDart).length, dartEventCount);
     // Confirm that zero non-Dart events are added.
-    expect(filterEvents(result['traceEvents'], isNotDartAndMetaData).length,
+    expect(
+        filterEvents(result['traceEvents'], isNotDartAndMetaData).length,
         equals(0));
   },
 ];
 
-main(args) async =>
-    runIsolateTests(args, tests, testeeConcurrent: primeDartTimeline);
+main(args) async => runIsolateTests(args,
+                                    tests,
+                                    testeeConcurrent: primeDartTimeline);