Format all tests.

tests/corelib/iterable_last_where_test.dart

Index: tests/corelib/iterable_last_where_test.dart
diff --git a/tests/corelib/iterable_last_where_test.dart b/tests/corelib/iterable_last_where_test.dart
index 98c3dafc4ac5b98bebdb6dd85f9b6b4d1dcfcd2e..8cbf06e8c39e507b7f074c6c7e8a2341fa93497d 100644
--- a/tests/corelib/iterable_last_where_test.dart
+++ b/tests/corelib/iterable_last_where_test.dart
@@ -9,27 +9,22 @@ main() {
   List<int> list2 = const <int>[4, 5, 6];
   List<String> list3 = <String>[];
   Set<int> set1 = new Set<int>();
-  set1..add(11)
-      ..add(12)
-      ..add(13);
+  set1..add(11)..add(12)..add(13);
   Set set2 = new Set();
 
   Expect.equals(2, list1.lastWhere((x) => x.isEven));
   Expect.equals(3, list1.lastWhere((x) => x.isOdd));
-  Expect.throws(() => list1.lastWhere((x) => x > 3),
-                (e) => e is StateError);
+  Expect.throws(() => list1.lastWhere((x) => x > 3), (e) => e is StateError);
   Expect.equals(null, list1.lastWhere((x) => x > 3, orElse: () => null));
   Expect.equals(499, list1.lastWhere((x) => x > 3, orElse: () => 499));
 
   Expect.equals(6, list2.lastWhere((x) => x.isEven));
   Expect.equals(5, list2.lastWhere((x) => x.isOdd));
-  Expect.throws(() => list2.lastWhere((x) => x == 0),
-                (e) => e is StateError);
+  Expect.throws(() => list2.lastWhere((x) => x == 0), (e) => e is StateError);
   Expect.equals(null, list2.lastWhere((x) => false, orElse: () => null));
   Expect.equals(499, list2.lastWhere((x) => false, orElse: () => 499));
 
-  Expect.throws(() => list3.lastWhere((x) => x == 0),
-                (e) => e is StateError);
+  Expect.throws(() => list3.lastWhere((x) => x == 0), (e) => e is StateError);
   Expect.throws(() => list3.lastWhere((x) => true), (e) => e is StateError);
   Expect.equals(null, list3.lastWhere((x) => true, orElse: () => null));
   Expect.equals("str", list3.lastWhere((x) => false, orElse: () => "str"));