Introduce v8::Object::CreateDataProperty

src/v8natives.js

Index: src/v8natives.js
diff --git a/src/v8natives.js b/src/v8natives.js
index eb259177e2a5e24cf859019a9286f3e03abaaba2..39bb2ba631c72cb8779debded6b03f65f256ebb4 100644
--- a/src/v8natives.js
+++ b/src/v8natives.js
@@ -4,6 +4,7 @@
 
 var $functionSourceString;
 var $globalEval;
+var $objectDefineArrayProperty;
 var $objectGetOwnPropertyDescriptor;
 var $toCompletePropertyDescriptor;
 
@@ -895,6 +896,17 @@ function DefineArrayProperty(obj, p, desc, should_throw) {
 }
 
 
+function DefineArrayPropertyFromAPI(obj, p, value) {
+  return DefineArrayProperty(obj, p, ToPropertyDescriptor({
+                               value: value,
+                               configurable: true,
+                               enumerable: true,
+                               writable: true
+                             }),
+                             false);
+}
+
+
 // ES5 section 8.12.9, ES5 section 15.4.5.1 and Harmony proxies.
 function DefineOwnProperty(obj, p, desc, should_throw) {
   if (%_IsJSProxy(obj)) {
@@ -1825,6 +1837,7 @@ function GetIterator(obj, method) {
 
 $functionSourceString = FunctionSourceString;
 $globalEval = GlobalEval;
+$objectDefineArrayProperty = DefineArrayPropertyFromAPI;
 $objectGetOwnPropertyDescriptor = ObjectGetOwnPropertyDescriptor;
 $toCompletePropertyDescriptor = ToCompletePropertyDescriptor;