Move spaces from before comments to within comments

tests/language/malformed_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.
 
 // Tests that malformed types are handled as dynamic, and that types with the
 // wrong number of type arguments are handled as raw types.
 
 import 'package:expect/expect.dart';
 import 'package:expect/expect.dart' as prefix;  // Define 'prefix'.
 
@@ skipping 145 matching lines @@
       throw 'foo';
     } on prefix.Unresolved<int> catch (e) {
       Expect.fail("This code shouldn't be executed");
     }
     Expect.fail("This code shouldn't be executed");
   } on TypeError catch (e) {
   }
   try {
     throw 'foo';
   }
-    on undeclared_prefix.Unresolved<int>  /// 06: runtime error
+    on undeclared_prefix.Unresolved<int> // /// 06: runtime error
     catch (e) {
   }
 }