Move the contents of api-natives.js to c++

src/date.js

 // Copyright 2006-2008 the V8 project authors. All rights reserved.
 // Use of this source code is governed by a BSD-style license that can be
 // found in the LICENSE file.
 
 "use strict";
 
 // This file relies on the fact that the following declarations have been made
 // in v8natives.js:
 // var $isFinite = GlobalIsFinite;
 
@@ skipping 729 matching lines @@
   // Reset the timezone cache:
   timezone_cache_time = NAN;
   timezone_cache_timezone = UNDEFINED;
 
   // Reset the date cache:
   Date_cache.time = NAN;
   Date_cache.string = null;
 }
 
 
+function CreateDate(time) {
+  var date = new $Date();
+  date.setTime(time);
+  return date;
+}
+
 // -------------------------------------------------------------------
 
 function SetUpDate() {
   %CheckIsBootstrapping();
 
   %SetCode($Date, DateConstructor);
   %FunctionSetPrototype($Date, new $Date(NAN));
 
   // Set up non-enumerable properties of the Date object itself.
   InstallFunctions($Date, DONT_ENUM, $Array(
@@ skipping 51 matching lines @@
     "toGMTString", DateToGMTString,
     "toUTCString", DateToUTCString,
     "getYear", DateGetYear,
     "setYear", DateSetYear,
     "toISOString", DateToISOString,
     "toJSON", DateToJSON
   ));
 }
 
 SetUpDate();