Clean up RegExp comments and test262 status

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
 #       disclaimer in the documentation and/or other materials provided
@@ skipping 82 matching lines @@
   'language/expressions/postfix-increment/S11.3.1_A5_T5': [FAIL],
   'language/expressions/postfix-decrement/S11.3.2_A5_*': [FAIL],
   'language/expressions/prefix-decrement/S11.4.5_A5_*': [FAIL],
   'language/expressions/prefix-increment/S11.4.4_A5_*': [FAIL],
   'language/statements/variable/binding-resolution': [FAIL],
 
   # https://code.google.com/p/v8/issues/detail?id=4253
   'language/asi/S7.9_A5.7_T1': [PASS, FAIL_OK],
 
   ###### BEGIN REGEXP SUBCLASSING SECTION ######
-  # Times out
-  'built-ins/RegExp/prototype/Symbol.match/coerce-global': [SKIP],
-
-  # Sticky support busted
+  # https://bugs.chromium.org/p/v8/issues/detail?id=5361
   'built-ins/RegExp/prototype/Symbol.replace/y-init-lastindex': [FAIL],
   'built-ins/RegExp/prototype/Symbol.replace/y-set-lastindex': [FAIL],
 
-  # https://code.google.com/p/v8/issues/detail?id=4504
-  # https://bugs.chromium.org/p/chromium/issues/detail?id=624318
+  # https://bugs.chromium.org/p/v8/issues/detail?id=5360
   'built-ins/RegExp/prototype/Symbol.match/builtin-failure-set-lastindex-err': [PASS, FAIL],
   'built-ins/RegExp/prototype/Symbol.match/builtin-failure-y-set-lastindex-err': [PASS, FAIL],
   'built-ins/RegExp/prototype/Symbol.match/builtin-success-g-set-lastindex-err': [SKIP],
   'built-ins/RegExp/prototype/Symbol.match/builtin-success-y-set-lastindex-err': [PASS, FAIL],
   'built-ins/RegExp/prototype/Symbol.match/g-init-lastindex-err': [PASS, FAIL],
   'built-ins/RegExp/prototype/Symbol.match/g-match-empty-set-lastindex-err': [PASS, FAIL],
   'built-ins/RegExp/prototype/Symbol.match/y-fail-lastindex-no-write': [PASS, FAIL],
   'built-ins/RegExp/prototype/Symbol.replace/g-init-lastindex-err': [PASS, FAIL],
   'built-ins/RegExp/prototype/Symbol.replace/y-fail-lastindex-no-write': [PASS, FAIL],
   'built-ins/RegExp/prototype/Symbol.search/set-lastindex-init-err': [PASS, FAIL],
   'built-ins/RegExp/prototype/Symbol.search/set-lastindex-restore-err': [PASS, FAIL],
   'built-ins/RegExp/prototype/exec/y-fail-lastindex-no-write': [PASS, FAIL],
   'built-ins/RegExp/prototype/test/y-fail-lastindex-no-write': [PASS, FAIL],
 
-  # SKIP rather than FAIL, as the test checks for an exception which
-  # happens to be thrown for some other reason.
-  'built-ins/RegExp/prototype/Symbol.split/str-result-get-length-err': [SKIP],
-
   # https://bugs.chromium.org/p/v8/issues/detail?id=5123
   'built-ins/RegExp/prototype/Symbol.replace/coerce-global': [FAIL],
   'built-ins/RegExp/prototype/Symbol.replace/coerce-unicode': [FAIL],
 
   ###### END REGEXP SUBCLASSING SECTION ######
 
   # https://code.google.com/p/v8/issues/detail?id=4360
   'intl402/Collator/10.1.1_1': [FAIL],
   'intl402/DateTimeFormat/12.1.1_1': [FAIL],
   'intl402/NumberFormat/11.1.1_1': [FAIL],
@@ skipping 500 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
 
 ]