Pass pending exception to the message listener.

include/v8.h

 // Copyright 2012 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 2635 matching lines @@
 
 bool V8EXPORT SetResourceConstraints(ResourceConstraints* constraints);
 
 
 // --- Exceptions ---
 
 
 typedef void (*FatalErrorCallback)(const char* location, const char* message);
 
 
-typedef void (*MessageCallback)(Handle<Message> message, Handle<Value> data);
+typedef void (*MessageCallback)(Handle<Message> message, Handle<Value> error);
 
 
 /**
  * Schedules an exception to be thrown when returning to JavaScript.  When an
  * exception has been scheduled it is illegal to invoke any JavaScript
  * operation; the caller must return immediately and only after the exception
  * has been handled does it become legal to invoke JavaScript operations.
  */
 Handle<Value> V8EXPORT ThrowException(Handle<Value> exception);
 
@@ skipping 411 matching lines @@
   static int GetCompressedStartupDataCount();
   static void GetCompressedStartupData(StartupData* compressed_data);
   static void SetDecompressedStartupData(StartupData* decompressed_data);
 
   /**
    * Adds a message listener.
    *
    * The same message listener can be added more than once and in that
    * case it will be called more than once for each message.
    */
-  static bool AddMessageListener(MessageCallback that,
-                                 Handle<Value> data = Handle<Value>());
+  static bool AddMessageListener(MessageCallback that);
 
   /**
    * Remove all message listeners from the specified callback function.
    */
   static void RemoveMessageListeners(MessageCallback that);
 
   /**
    * Tells V8 to capture current stack trace when uncaught exception occurs
    * and report it to the message listeners. The option is off by default.
    */
@@ skipping 1554 matching lines @@
 
 
 }  // namespace v8
 
 
 #undef V8EXPORT
 #undef TYPE_CHECK
 
 
 #endif  // V8_H_