Make sure that the name accessor on functions return the expected...

src/apinatives.js

 // Copyright 2006-2008 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 16 matching lines @@
 
 // This file contains infrastructure used by the API.  See
 // v8natives.js for an explanation of these files are processed and
 // loaded.
 
 
 function CreateDate(time) {
   var date = new ORIGINAL_DATE();
   date.setTime(time);
   return date;
-};
+}
 
 
 const kApiFunctionCache = {};
 const functionCache = kApiFunctionCache;
 
 
-function Instantiate(data) {
+function Instantiate(data, name) {
   if (!%IsTemplate(data)) return data;
   var tag = %GetTemplateField(data, kApiTagOffset);
   switch (tag) {
     case kFunctionTag:
-      return InstantiateFunction(data);
+      return InstantiateFunction(data, name);
     case kNewObjectTag:
       var Constructor = %GetTemplateField(data, kApiConstructorOffset);
       var result = Constructor ? new (Instantiate(Constructor))() : {};
       ConfigureTemplateInstance(result, data);
       return result;
     default:
       throw 'Unknown API tag <' + tag + '>';
   }
-};
+}
 
 
-function InstantiateFunction(data) {
+function InstantiateFunction(data, name) {
   var serialNumber = %GetTemplateField(data, kApiSerialNumberOffset);
   if (!(serialNumber in kApiFunctionCache)) {
     kApiFunctionCache[serialNumber] = null;
     var fun = %CreateApiFunction(data);
+    if (name) %FunctionSetName(fun, name);
     kApiFunctionCache[serialNumber] = fun;
     var prototype = %GetTemplateField(data, kApiPrototypeTemplateOffset);
     fun.prototype = prototype ? Instantiate(prototype) : {};
     %AddProperty(fun.prototype, "constructor", fun, DONT_ENUM);
     var parent = %GetTemplateField(data, kApiParentTemplateOffset);
     if (parent) {
       var parent_fun = Instantiate(parent);
       fun.prototype.__proto__ = parent_fun.prototype;
     }
     ConfigureTemplateInstance(fun, data);
   }
   return kApiFunctionCache[serialNumber];
-};
+}
 
 
 function ConfigureTemplateInstance(obj, data) {
   var properties = %GetTemplateField(data, kApiPropertyListOffset);
   if (properties) {
     for (var i = 0; i < properties[0]; i += 3) {
       var name = properties[i + 1];
       var prop_data = properties[i + 2];
       var attributes = properties[i + 3];
-      var value = Instantiate(prop_data);
+      var value = Instantiate(prop_data, name);
       %SetProperty(obj, name, value, attributes);
     }
   }
-};
+}