Add RegisterExternallyReferencedObject to PersistenValueMap

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 6606 matching lines @@
    * initialized.
    */
   static void InitializePlatform(Platform* platform);
 
   /**
    * Clears all references to the v8::Platform. This should be invoked after
    * V8 was disposed.
    */
   static void ShutdownPlatform();
 
+  /**
+   * Allows the embedder to tell the v8 garbage collector that a certain object
+   * is alive. Only allowed when the embedder is asked to trace its heap by
+   * EmbedderHeapTracer.
+   */
+  static void RegisterExternallyReferencedObject(internal::Object** object,

[jochen (gone - plz use gerrit), 2016/04/14 14:28:09]

this should stay private. Can you make the map a friend of V8 instead?

[Marcel Hlopko, 2016/04/14 14:50:42]

Done.

+                                                 internal::Isolate* isolate);
+
  private:
   V8();
 
   static internal::Object** GlobalizeReference(internal::Isolate* isolate,
                                                internal::Object** handle);
   static internal::Object** CopyPersistent(internal::Object** handle);
   static void DisposeGlobal(internal::Object** global_handle);
   typedef WeakCallbackData<Value, void>::Callback WeakCallback;
-  static void RegisterExternallyReferencedObject(internal::Object** object,
-                                                 internal::Isolate* isolate);
   static void MakeWeak(internal::Object** global_handle, void* data,
                        WeakCallback weak_callback);
   static void MakeWeak(internal::Object** global_handle, void* data,
                        WeakCallbackInfo<void>::Callback weak_callback,
                        WeakCallbackType type);
   static void MakeWeak(internal::Object** global_handle, void* data,
                        // Must be 0 or -1.
                        int internal_field_index1,
                        // Must be 1 or -1.
                        int internal_field_index2,
@@ skipping 2095 matching lines @@
  */
 
 
 }  // namespace v8
 
 
 #undef TYPE_CHECK
 
 
 #endif  // INCLUDE_V8_H_