Re-land "Format all multitests"

tests/language_strong/const_init2_test.dart

 // Copyright (c) 2014, 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.
 
 const double c = 0.0; //# 01: ok
 const double d = 0; //# 02: static type warning, checked mode compile-time error
 
 main() {
   print(c); //# 01: continued
   print(d); //# 02: continued
-}
+}