Relax object literal checking to follow ES6

test/preparser/duplicate-property.pyt

-# Copyright 2011 the V8 project authors. All rights reserved.
+# Copyright 2011, 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
 #       disclaimer in the documentation and/or other materials provided
 #       with the distribution.
@@ skipping 27 matching lines @@
     if (allow_strict):
       Template("strict-" + name,
                "\"use strict\";\n" + source)(replacement, expectation)
       Template(name, source)(replacement, expectation)
 
   # This one only fails in non-strict context.
   if (allow_strict):
     Template("strict-$name-data-data", """
         "use strict";
         var o = {$id1: 42, $id2: 42};
-      """)(replacement, "strict_duplicate_property")
+      """)(replacement, None)
 
   Template("$name-data-data", """
       var o = {$id1: 42, $id2: 42};
     """)(replacement, None)
 
   StrictTest("$name-data-get", """
       var o = {$id1: 42, get $id2(){}};
-    """, replacement, "accessor_data_property")
+    """, replacement, None)
 
   StrictTest("$name-data-set", """
       var o = {$id1: 42, set $id2(v){}};
-    """, replacement, "accessor_data_property")
+    """, replacement, None)
 
   StrictTest("$name-get-data", """
       var o = {get $id1(){}, $id2: 42};
-    """, replacement, "accessor_data_property")
+    """, replacement, None)
 
   StrictTest("$name-set-data", """
       var o = {set $id1(v){}, $id2: 42};
-    """, replacement, "accessor_data_property")
+    """, replacement, None)
 
   StrictTest("$name-get-get", """
       var o = {get $id1(){}, get $id2(){}};
-    """, replacement, "accessor_get_set")
+    """, replacement, None)
 
   StrictTest("$name-set-set", """
       var o = {set $id1(v){}, set $id2(v){}};
-    """, replacement, "accessor_get_set")
+    """, replacement, None)
 
   StrictTest("$name-nested-get", """
       var o = {get $id1(){}, o: {get $id2(){} } };
     """, replacement, None)
 
   StrictTest("$name-nested-set", """
       var o = {set $id1(v){}, o: {set $id2(v){} } };
     """, replacement, None)
 
 
@@ skipping 65 matching lines @@
 TestBothWays("rounding-down", "1.12512512512512452", "1.1251251251251244")
 TestBothWays("rounding-up", "1.12512512512512453", "1.1251251251251246")
 
 TestBothWays("hex-int-str", "0x20", '"32"')
 TestBothWays("dec-int-str", "32.00", '"32"')
 TestBothWays("exp-int-str", "3.2e1", '"32"')
 TestBothWays("overflow-inf-str", "1e2000", '"Infinity"')
 TestBothWays("underflow-0-str", "1e-2000", '"0"')
 TestBothWays("non-canonical-literal-int-str", "1.0", '"1"')
 TestBothWays("non-canonical-literal-frac-str", "1.50", '"1.5"')