Make Date.prototype.toGMTString an alias for Date.prototype.toUTCString

test/test262/test262.status

 # Copyright 2011 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
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@@ skipping 245 matching lines @@
   'language/statements/class/subclass/builtin-objects/NativeError/TypeError-message': [FAIL],
   'language/statements/class/subclass/builtin-objects/NativeError/URIError-message': [FAIL],
   'language/statements/class/subclass/builtin-objects/Error/message-property-assignment': [FAIL],
 
   # https://bugs.chromium.org/p/v8/issues/detail?id=4663
   'built-ins/object/entries/*': [SKIP],
   'built-ins/object/values/*': [SKIP],
   'built-ins/Object/entries/*': [SKIP],
   'built-ins/Object/values/*': [SKIP],
 
-  # https://bugs.chromium.org/p/v8/issues/detail?id=4708
-  'annexB/Date/prototype/toGMTString/name': [FAIL],
-
   ######################## NEEDS INVESTIGATION ###########################
 
   # These test failures are specific to the intl402 suite and need investigation
   # to be either marked as bugs with issues filed for them or as deliberate
   # incompatibilities if the test cases turn out to be broken or ambiguous.
   # Some of these are related to v8:4361 in being visible side effects from Intl.
   'intl402/6.2.3': [FAIL],
   'intl402/9.2.1_2': [FAIL],
   'intl402/9.2.6_2': [FAIL],
   'intl402/Collator/10.1.2.1_4': [FAIL],
@@ skipping 339 matching lines @@
   'language/statements/const/fn-name-gen': [SKIP],
   'language/statements/let/fn-name-arrow': [SKIP],
   'language/statements/let/fn-name-class': [SKIP],
   'language/statements/let/fn-name-cover': [SKIP],
   'language/statements/let/fn-name-fn': [SKIP],
   'language/statements/let/fn-name-gen': [SKIP],
   'test-api/Regress470113': [SKIP],
 }],  # ignition == True and (arch == arm or arch == arm64)
 
 ]