Update comment in the API to explicitly state that the handle returned...

include/v8.h

 // Copyright 2007-2009 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 2883 matching lines @@
    * restore the connection between a global object and a context
    * after DetachGlobal has been called.
    *
    * \param global_object The global object to reattach to the
    *   context.  For this to work, the global object must be the global
    *   object that was associated with this context before a call to
    *   DetachGlobal.
    */
   void ReattachGlobal(Handle<Object> global_object);
 
-  /** Creates a new context. */
+  /** Creates a new context.
+   *
+   * Returns a persistent handle to the newly allocated context. This
+   * persistent handle has to be disposed when the context is no
+   * longer used so the context can be garbage collected.
+   */
   static Persistent<Context> New(
       ExtensionConfiguration* extensions = NULL,
       Handle<ObjectTemplate> global_template = Handle<ObjectTemplate>(),
       Handle<Value> global_object = Handle<Value>());
 
   /** Returns the last entered context. */
   static Local<Context> GetEntered();
 
   /** Returns the context that is on the top of the stack. */
   static Local<Context> GetCurrent();
@@ skipping 628 matching lines @@
 
 }  // namespace v8
 
 
 #undef V8EXPORT
 #undef V8EXPORT_INLINE
 #undef TYPE_CHECK
 
 
 #endif  // V8_H_