Add an API to create a detached global object

include/v8.h

 // Copyright 2012 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.
 
 /** \mainpage V8 API Reference Guide
  *
  * V8 is Google's open source JavaScript engine.
  *
  * This set of documents provides reference material generated from the
  * V8 header file, include/v8.h.
@@ skipping 7127 matching lines @@
    * template. The state of the global object will be completely reset
    * and only object identify will remain.
    */
   static Local<Context> New(
       Isolate* isolate, ExtensionConfiguration* extensions = NULL,
       Local<ObjectTemplate> global_template = Local<ObjectTemplate>(),
       Local<Value> global_object = Local<Value>(),
       size_t context_snapshot_index = 0);
 
   /**
+   * Returns an detached global that can be passed into Context::New.
+   *
+   * The global template needs to have access checks with handlers installed.
+   */
+  static Local<Object> NewDetachedGlobal(Isolate* isolate,
+                                         Local<ObjectTemplate> global_template);
+
+  /**
    * Sets the security token for the context.  To access an object in
    * another context, the security tokens must match.
    */
   void SetSecurityToken(Local<Value> token);
 
   /** Restores the security token to the default value. */
   void UseDefaultSecurityToken();
 
   /** Returns the security token of this context.*/
   Local<Value> GetSecurityToken();
@@ skipping 1733 matching lines @@
  */
 
 
 }  // namespace v8
 
 
 #undef TYPE_CHECK
 
 
 #endif  // INCLUDE_V8_H_