[builtins] don't create keys for undefined property descriptors in O.gOPDs

test/test262/test262.status

 # Copyright 2011 the V8 project authors. All rights reserved.
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@@ skipping 451 matching lines @@
   # https://bugs.chromium.org/p/v8/issues/detail?id=5137
   'annexB/built-ins/RegExp/prototype/compile/flags-undefined': [FAIL],
   'annexB/built-ins/RegExp/prototype/compile/pattern-regexp-distinct': [FAIL],
   'annexB/built-ins/RegExp/prototype/compile/pattern-regexp-same': [FAIL],
   'annexB/built-ins/RegExp/prototype/compile/pattern-undefined': [FAIL],
 
   # https://bugs.chromium.org/p/v8/issues/detail?id=5139
   'annexB/built-ins/Date/prototype/setYear/time-clip': [FAIL],
   'annexB/built-ins/Date/prototype/setYear/year-number-relative': [FAIL],
 
+  # Fixed by https://github.com/tc39/test262/pull/662.
+  'built-ins/Object/getOwnPropertyDescriptors/duplicate-keys': [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/Collator/10.1.2.1_4': [FAIL],
   'intl402/Collator/10.1.2_a': [PASS, FAIL],
   'intl402/Collator/10.2.3_b': [PASS, FAIL],
@@ skipping 129 matching lines @@
 }],  # asan == True
 
 ['asan == True or msan == True or tsan == True', {
   # https://bugs.chromium.org/p/v8/issues/detail?id=4639
   # The failed allocation causes an asan/msan/tsan error
   'built-ins/ArrayBuffer/allocation-limit': [SKIP],
   'built-ins/ArrayBuffer/length-is-too-large-throws': [SKIP],
 }],  # asan == True or msan == True or tsan == True
 
 ]