Remove --promise-extra flag

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 500 matching lines @@
   # should be platform-independent.
   'regress/regress-1132': [SKIP],
 
   # Currently always deopt on minus zero
   'math-floor-of-div-minus-zero': [SKIP],
 }],  # 'arch == mips64el or arch == mips64'
 
 ##############################################################################
 ['system == windows', {
   # TODO(mstarzinger): Too slow with turbo fan.
-  'big-object-literal': [PASS, ['mode == debug', SKIP]],
+  'big-object-literal': [SKIP],
   'math-floor-of-div': [PASS, ['mode == debug', SKIP]],
   'math-floor-of-div-nosudiv': [PASS, ['mode == debug', SKIP]],
   'unicodelctest': [PASS, ['mode == debug', SKIP]],
 
   # BUG(v8:3435)
   'debug-script-breakpoints': [PASS, FAIL],
 
   # BUG(v8:4495).
   'es6/collections': [PASS, ['arch == ia32', FAST_VARIANTS]],
 }],  # 'system == windows'
@@ skipping 287 matching lines @@
 ##############################################################################
 ['gcov_coverage', {
   # Tests taking too long.
   'array-functions-prototype-misc': [SKIP],
 
   # Stack overflow.
   'big-array-literal': [SKIP],
 }],  # 'gcov_coverage'
 
 ]