Re-land "Format all multitests"

tests/language/missing_const_constructor_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.
 
 // Test handling of unknown constructor in const expression.
 
 class GoodClass {
   const GoodClass();
 }
 
 GoodClass GOOD_CLASS
     = const GoodClass() //# 01: ok
     = const GoodClass.BAD_NAME() //# 02: compile-time error
     = const GoodClass("bad arg") //# 03: compile-time error
-;
-
+    ;
 
 const BadClass BAD_CLASS = const BadClass(); //# 04: compile-time error
 BadClass BAD_CLASS = const BadClass(); //# 05: compile-time error
 
 void main() {
   try {
     print(GOOD_CLASS);
     print(BAD_CLASS); //# 04: continued
     print(BAD_CLASS); //# 05: continued
     print(const BadClass()); //# 06: compile-time error
-  } catch (e) {
-
-  }
-}
+  } catch (e) {}
+}