[API] GetOwnPropertyDescriptor: use C++ implementation

src/js/v8natives.js

Index: src/js/v8natives.js
diff --git a/src/js/v8natives.js b/src/js/v8natives.js
index e6ade90a3fdc886407e520bd7d157e06a9a92196..036c3de22d4abdbff66db2a4e8b2f819e52a91fa 100644
--- a/src/js/v8natives.js
+++ b/src/js/v8natives.js
@@ -25,8 +25,6 @@ var NaN = %GetRootNaN();
 var ObserveBeginPerformSplice;
 var ObserveEndPerformSplice;
 var ObserveEnqueueSpliceRecord;
-var ProxyDelegateCallAndConstruct;
-var ProxyDerivedHasOwnTrap;
 var SameValue = utils.ImportNow("SameValue");
 var StringIndexOf;
 var toStringTagSymbol = utils.ImportNow("to_string_tag_symbol");
@@ -44,8 +42,6 @@ utils.Import(function(from) {
 
 utils.ImportFromExperimental(function(from) {
   FLAG_harmony_tostring = from.FLAG_harmony_tostring;
-  ProxyDelegateCallAndConstruct = from.ProxyDelegateCallAndConstruct;
-  ProxyDerivedHasOwnTrap = from.ProxyDerivedHasOwnTrap;
 });
 
 // ----------------------------------------------------------------------------
@@ -514,11 +510,6 @@ function GetTrap(handler, name, defaultTrap) {
 }
 
 
-function CallTrap0(handler, name, defaultTrap) {
-  return %_Call(GetTrap(handler, name, defaultTrap), handler);
-}
-
-
 function CallTrap1(handler, name, defaultTrap, x) {
   return %_Call(GetTrap(handler, name, defaultTrap), handler, x);
 }
@@ -1614,8 +1605,6 @@ utils.Export(function(to) {
   "global_eval_fun", GlobalEval,
   "object_value_of", ObjectValueOf,
   "object_to_string", ObjectToString,
-  "object_get_own_property_descriptor", ObjectGetOwnPropertyDescriptor,
-  "to_complete_property_descriptor", ToCompletePropertyDescriptor,
 ]);
 
 })