Revert "Fix observatory tests broken by running dartfmt."

runtime/observatory/tests/service/echo_test.dart

Index: runtime/observatory/tests/service/echo_test.dart
diff --git a/runtime/observatory/tests/service/echo_test.dart b/runtime/observatory/tests/service/echo_test.dart
index d86b1f2c377d139b8c22e0f8b12019067e8ac3a4..64399dec9cd112c252bd550954ecae99c8d80c12 100644
--- a/runtime/observatory/tests/service/echo_test.dart
+++ b/runtime/observatory/tests/service/echo_test.dart
@@ -9,33 +9,37 @@ import 'package:unittest/unittest.dart';
 import 'test_helper.dart';
 
 var tests = [
-  (Isolate isolate) =>
-      isolate.vm.invokeRpc('_echo', {'text': 'hello'}).then((result) {
-        expect(result['type'], equals('_EchoResponse'));
-        expect(result['text'], equals('hello'));
-      }),
-  (Isolate isolate) =>
-      isolate.invokeRpc('_echo', {'text': 'hello'}).then((result) {
-        expect(result['type'], equals('_EchoResponse'));
-        expect(result['text'], equals('hello'));
-      }),
-  (Isolate isolate) async {
-    Completer completer = new Completer();
-    var stream = await isolate.vm.getEventStream('_Echo');
-    var subscription;
-    subscription = stream.listen((ServiceEvent event) {
-      assert(event.kind == '_Echo');
-      expect(event.data.lengthInBytes, equals(3));
-      expect(event.data.getUint8(0), equals(0));
-      expect(event.data.getUint8(1), equals(128));
-      expect(event.data.getUint8(2), equals(255));
-      subscription.cancel();
-      completer.complete();
-    });
-
-    await isolate.invokeRpc('_triggerEchoEvent', {'text': 'hello'});
-    await completer.future;
-  },
+
+(Isolate isolate) =>
+  isolate.vm.invokeRpc('_echo', { 'text': 'hello'}).then((result) {
+    expect(result['type'], equals('_EchoResponse'));
+    expect(result['text'], equals('hello'));
+  }),
+
+(Isolate isolate) =>
+  isolate.invokeRpc('_echo', { 'text': 'hello'}).then((result) {
+    expect(result['type'], equals('_EchoResponse'));
+    expect(result['text'], equals('hello'));
+  }),
+
+(Isolate isolate) async {
+  Completer completer = new Completer();
+  var stream = await isolate.vm.getEventStream('_Echo');
+  var subscription;
+  subscription = stream.listen((ServiceEvent event) {
+    assert(event.kind == '_Echo');
+    expect(event.data.lengthInBytes, equals(3));
+    expect(event.data.getUint8(0), equals(0));
+    expect(event.data.getUint8(1), equals(128));
+    expect(event.data.getUint8(2), equals(255));
+    subscription.cancel();
+    completer.complete();
+  });
+
+  await isolate.invokeRpc('_triggerEchoEvent', { 'text': 'hello' });
+  await completer.future;
+},
+
 ];
 
 main(args) => runIsolateTests(args, tests);