Move all Harmony-only tests to harmony/

test/mjsunit/harmony/regress/regress-crbug-248025.js

 // Copyright 2013 the V8 project authors. All rights reserved.
 // Redistribution and use in source and binary forms, with or without
 // modification, are permitted provided that the following conditions are
 // met:
 //
 //     * Redistributions of source code must retain the above copyright
 //       notice, this list of conditions and the following disclaimer.
 //     * Redistributions in binary form must reproduce the above
 //       copyright notice, this list of conditions and the following
 //       disclaimer in the documentation and/or other materials provided
@@ skipping 20 matching lines @@
 var filler = "//" + new Array(1024).join('x');
 
 // Test that the pre-parser does not crash when the expected contextual
 // keyword as part if a 'for' statement is not and identifier.
 try {
   eval(filler + "\nfunction f() { for (x : y) { } }");
   throw "not reached";
 } catch (e) {
   if (!(e instanceof SyntaxError)) throw e;
 }