Enable ES6 iteration by default

test/mjsunit/mjsunit.status

 # Copyright 2012 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 137 matching lines @@
   'harmony/generators-debug-liveedit': [PASS, NO_VARIANTS],
   'harmony/generators-iteration': [PASS, NO_VARIANTS],
   'harmony/generators-parsing': [PASS, NO_VARIANTS],
   'harmony/generators-poisoned-properties': [PASS, NO_VARIANTS],
   'harmony/generators-relocation': [PASS, NO_VARIANTS],
   'harmony/regress/regress-2681': [PASS, NO_VARIANTS],
   'harmony/regress/regress-2691': [PASS, NO_VARIANTS],
   'harmony/regress/regress-3280': [PASS, NO_VARIANTS],
 
   # Support for ES6 for-of iteration is missing.
-  'harmony/array-iterator': [PASS, NO_VARIANTS],
-  'harmony/iteration-semantics': [PASS, NO_VARIANTS],
-  'harmony/string-iterator': [PASS, NO_VARIANTS],
-  'harmony/typed-array-iterator': [PASS, NO_VARIANTS],
+  'es6/array-iterator': [PASS, NO_VARIANTS],
+  'es6/iteration-semantics': [PASS, NO_VARIANTS],
+  'es6/string-iterator': [PASS, NO_VARIANTS],
+  'es6/typed-array-iterator': [PASS, NO_VARIANTS],
 
   ##############################################################################
   # Too slow in debug mode with --stress-opt mode.
   'compiler/regress-stacktrace-methods': [PASS, ['mode == debug', SKIP]],
   'compiler/regress-funcaller': [PASS, ['mode == debug', SKIP]],
   'regress/regress-2318': [PASS, ['mode == debug', SKIP]],
   'regress/regress-create-exception': [PASS, ['mode == debug', SKIP]],
 
   ##############################################################################
   # Too slow in debug mode for GC stress mode.
@@ skipping 417 matching lines @@
   'never-optimize': [SKIP],
   'regress/regress-2185-2': [SKIP],
   'harmony/object-observe': [SKIP],
   'readonly': [SKIP],
   'array-feedback': [SKIP],
 
   # Deopt every n garbage collections collides with deopt every n times.
   'regress/regress-2653': [SKIP],
 }],  # 'deopt_fuzzer == True'
 ]