Format all tests.

tests/language/regress_22719_test.dart

Index: tests/language/regress_22719_test.dart
diff --git a/tests/language/regress_22719_test.dart b/tests/language/regress_22719_test.dart
index e6cf84d52d789b6289d1f29170da26a54c236903..13310ef649a1bd823ca2fd559f27e2f207f6c09c 100644
--- a/tests/language/regress_22719_test.dart
+++ b/tests/language/regress_22719_test.dart
@@ -5,27 +5,24 @@
 import 'dart:collection';
 import 'package:expect/expect.dart';
 
-abstract class A {
-}
+abstract class A {}
 
 abstract class B extends Object with IterableMixin<int> {
   Iterator<int> get iterator;
 }
 
 abstract class C extends A with IterableMixin<int> implements B {
-  final list = [1,2,3,4,5];
+  final list = [1, 2, 3, 4, 5];
   Iterator<int> get iterator => list.iterator;
 }
 
-class D extends C {
-}
+class D extends C {}
 
 void main() {
   var d = new D();
   var expected = 1;
-  for(var i in d) {
+  for (var i in d) {
     Expect.equals(expected, i);
     expected += 1;
   }
 }
-