Re-land "Format all multitests"

tests/lib/mirrors/metadata_allowed_values_test.dart

 // Copyright (c) 2013, 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.
 
 library test.metadata_allowed_values;
 
 import 'dart:mirrors';
 import 'package:expect/expect.dart';
 
-import 'metadata_allowed_values_import.dart';  // Unprefixed.
+import 'metadata_allowed_values_import.dart'; // Unprefixed.
 import 'metadata_allowed_values_import.dart' as prefix;
 
 @A // //# 01: compile-time error
 class A {}
 
 @B.CONSTANT
 class B {
   static const CONSTANT = 3;
 }
 
@@ skipping 109 matching lines @@
 @true // //# 23: compile-time error
 class FF {}
 
 @false // //# 24: compile-time error
 class GG {}
 
 @null // //# 25: compile-time error
 class HH {}
 
 const a = const [1, 2, 3];
+
 @a
 class II {}
 
 @a[0] // //# 26: compile-time error
 class JJ {}
 
 @kk // //# 27: compile-time error
 class KK {
   const KK();
 }
+
 get kk => const KK();
 
 @LL(() => 42) // //# 28: compile-time error
 class LL {
   final field;
   const LL(this.field);
 }
 
 @MM((x) => 42) // //# 29: compile-time error
 class MM {
@@ skipping 53 matching lines @@
   reflectClass(GG).metadata;
   reflectClass(HH).metadata;
   reflectClass(II).metadata;
   reflectClass(JJ).metadata;
   reflectClass(KK).metadata;
   reflectClass(LL).metadata;
   reflectClass(MM).metadata;
   reflectClass(NN).metadata;
   reflectClass(OO).metadata;
 }