Revert "Fix observatory tests broken by running dartfmt."

runtime/observatory/tests/service/vm_test.dart

Index: runtime/observatory/tests/service/vm_test.dart
diff --git a/runtime/observatory/tests/service/vm_test.dart b/runtime/observatory/tests/service/vm_test.dart
index f39465e0a2ba661389b72512be3df7cdc46471e4..eedf6ae53a63ee46e88791d0351142fbaaa1e00f 100644
--- a/runtime/observatory/tests/service/vm_test.dart
+++ b/runtime/observatory/tests/service/vm_test.dart
@@ -8,11 +8,14 @@ import 'package:unittest/unittest.dart';
 import 'test_helper.dart';
 
 var tests = [
-  (Isolate isolate) {
-    VM vm = isolate.owner;
-    expect(vm.targetCPU, isNotNull);
-    expect(vm.architectureBits == 32 || vm.architectureBits == 64, isTrue);
-  },
+
+(Isolate isolate) {
+  VM vm = isolate.owner;
+  expect(vm.targetCPU, isNotNull);
+  expect(vm.architectureBits == 32 ||
+         vm.architectureBits == 64, isTrue);
+},
+
 ];
 
 main(args) => runIsolateTests(args, tests);