Re-land "Format all multitests"

tests/language/mixin_super_bound2_test.dart

 // Copyright (c) 2015, 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.
 // SharedOptions=--supermixin
 
 import "package:expect/expect.dart";
 
 bool inCheckedMode() {
   try {
     var i = 42;
     String s = i;
   } on TypeError catch (e) {
     return true;
   }
   return false;
 }
 
-class MS<U, V
+class MS<
+    U,
+    V
     extends U //# 01: static type warning
-    > { }
+    > {}
 
-class M<U
+class M<
+    U
     extends V //# 01: continued
-    , V> extends MS<V, U> { }
+    ,
+    V> extends MS<V, U> {}
 
-class NS<U
+class NS<
+    U
     extends V //# 01: continued
-    , V> { }
+    ,
+    V> {}
 
-class N<U, V
+class N<
+    U,
+    V
     extends U //# 01: continued
-    > extends NS<V, U> { }
+    > extends NS<V, U> {}
 
-class S<T> { }
+class S<T> {}
 
 class MNA<U, V, W> extends S<List<U>>
-    with M<List<V>, List<U>>, N<List<W>, List<W>> { }
+    with M<List<V>, List<U>>, N<List<W>, List<W>> {}
 
-class MNA2<U, V, W> = S<List<U>>
-    with M<List<W>, List<W>>, N<List<U>, List<V>>;
+class MNA2<U, V, W> = S<List<U>> with M<List<W>, List<W>>, N<List<U>, List<V>>;
 
 class MNA3<U, V, W> extends S<List<U>>
-    with MNA<U, V, W>, MNA2<List<U>, List<V>, List<W>> { }
+    with MNA<U, V, W>, MNA2<List<U>, List<V>, List<W>> {}
 
 class MNA4<U, V, W> = S<List<U>>
     with MNA<U, V, W>, MNA2<List<U>, List<V>, List<W>>;
 
 main() {
   new MNA<num, int, bool>();
   new MNA2<num, int, bool>();
   new MNA3<num, int, bool>();
   new MNA4<num, int, bool>();
   bool shouldThrow = false
@@ skipping 12 matching lines @@
     // Type parameter V of N must extend type parameter U, but
     // type argument List<List<num>> is not a subtype of List<List<int>>.
     Expect.throws(() => new MNA4<int, num, bool>(), (e) => e is TypeError);
   } else {
     new MNA<int, num, bool>();
     new MNA2<int, num, bool>();
     new MNA3<int, num, bool>();
     new MNA4<int, num, bool>();
   }
 }
-