Re-scope inner scopes in arrow parameter initializers

test/mjsunit/mjsunit.status

 # Copyright 2012 the V8 project authors. All rights reserved.
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 # modification, are permitted provided that the following conditions are
 # met:
 #
 #     * Redistributions of source code must retain the above copyright
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@@ skipping 776 matching lines @@
   # TODO(mythria, 4764): lack of osr support.
   'regress/regress-2618': [FAIL],
   # TODO(mythria, 4764): lack of osr support. The tests waits in a loop
   # till it is optimized. So test timeouts.
   'array-literal-transitions': [SKIP],
 
   # TODO(mythria, 4680): Relate to GC and ignition holding references to
   # objects.
   'es6/mirror-collections': [FAIL],
 
-  # TODO(mythria, 4904): Parser bug. It creates incorrectly nested scopes
-  # for do expressions in arrow functions.
-  'harmony/regress/regress-4658': [FAIL, ['mode == release and dcheck_always_on == False', PASS],],
-
   # TODO(rmcilroy, 4680): Script throws RangeError as expected, but does so during
   # eager compile of the whole script instead of during lazy compile of the function
   # f(), so we can't catch the exception in the try/catch. Skip because on some
   # platforms the stack limit is different and the exception doesn't fire.
   'regress/regress-crbug-589472': [SKIP],
 
   # Debugger test cases that pass with ignition, but not full-codegen.
   # These differences between full-codegen and ignition are deliberate.
   'ignition/elided-instruction-no-ignition': [FAIL],
 
@@ skipping 47 matching lines @@
 ##############################################################################
 ['gcov_coverage', {
   # Tests taking too long.
   'array-functions-prototype-misc': [SKIP],
 
   # Stack overflow.
   'big-array-literal': [SKIP],
 }],  # 'gcov_coverage'
 
 ]