Remove unnecessary coupling between Promise tests and Object.observe

test/promises-aplus/testcfg.py

 # Copyright 2014 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 59 matching lines @@
 
   def CommonTestName(self, testcase):
     return testcase.path.split(os.path.sep)[-1]
 
   def ListTests(self, context):
     return [testcase.TestCase(self, fname[:-len('.js')]) for fname in
             os.listdir(os.path.join(self.root, TEST_NAME, 'lib', 'tests'))
             if fname.endswith('.js')]
 
   def GetFlagsForTestCase(self, testcase, context):
-    return (testcase.flags + context.mode_flags + ['--harmony'] +
+    return (testcase.flags + context.mode_flags + ['--allow-natives-syntax'] +
             self.helper_files_pre +
             [os.path.join(self.test_files_root, testcase.path + '.js')] +
             self.helper_files_post)
 
   def GetSourceForTest(self, testcase):
     filename = os.path.join(self.root, TEST_NAME,
                             'lib', 'tests', testcase.path + '.js')
     with open(filename) as f:
       return f.read()
 
@@ skipping 47 matching lines @@
       os.remove(path)
       raise Exception('Hash mismatch of test data file')
 
   def DownloadData(self):
     self.DownloadTestData()
     self.DownloadSinon()
 
 
 def GetSuite(name, root):
   return PromiseAplusTestSuite(name, root)