Revert "Deprecate some debugger methods"

include/v8-debug.h

 // Copyright 2008 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 227 matching lines @@
    * Debug host dispatch callback function.
    */
   typedef void (*HostDispatchHandler)();
 
   /**
    * Callback function for the host to ensure debug messages are processed.
    */
   typedef void (*DebugMessageDispatchHandler)();
 
   // Set a C debug event listener.
-  V8_DEPRECATED(static bool SetDebugEventListener(
-      EventCallback that,
-      Handle<Value> data = Handle<Value>()));
+  static bool SetDebugEventListener(EventCallback that,
+                                    Handle<Value> data = Handle<Value>());
   static bool SetDebugEventListener2(EventCallback2 that,
                                      Handle<Value> data = Handle<Value>());
 
   // Set a JavaScript debug event listener.
   static bool SetDebugEventListener(v8::Handle<v8::Object> that,
                                     Handle<Value> data = Handle<Value>());
 
   // Schedule a debugger break to happen when JavaScript code is run
   // in the given isolate. If no isolate is provided the default
   // isolate is used.
   static void DebugBreak(Isolate* isolate = NULL);
 
   // Remove scheduled debugger break in given isolate if it has not
   // happened yet. If no isolate is provided the default isolate is
   // used.
   static void CancelDebugBreak(Isolate* isolate = NULL);
 
   // Break execution of JavaScript in the given isolate (this method
   // can be invoked from a non-VM thread) for further client command
   // execution on a VM thread. Client data is then passed in
   // EventDetails to EventCallback at the moment when the VM actually
   // stops. If no isolate is provided the default isolate is used.
   static void DebugBreakForCommand(ClientData* data = NULL,
                                    Isolate* isolate = NULL);
 
   // Message based interface. The message protocol is JSON. NOTE the message
   // handler thread is not supported any more parameter must be false.
-  V8_DEPRECATED(static void SetMessageHandler(
-      MessageHandler handler,
-      bool message_handler_thread = false));
+  static void SetMessageHandler(MessageHandler handler,
+                                bool message_handler_thread = false);
   static void SetMessageHandler2(MessageHandler2 handler);
 
   // If no isolate is provided the default isolate is
   // used.
   static void SendCommand(const uint16_t* command, int length,
                           ClientData* client_data = NULL,
                           Isolate* isolate = NULL);
 
   // Dispatch interface.
   static void SetHostDispatchHandler(HostDispatchHandler handler,
@@ skipping 110 matching lines @@
 };
 
 
 }  // namespace v8
 
 
 #undef EXPORT
 
 
 #endif  // V8_V8_DEBUG_H_