Replacing the OVERRIDE with override in tools folder

tools/ipc_fuzzer/replay/replay_process.h

 // Copyright 2013 The Chromium Authors. All rights reserved.
 // Use of this source code is governed by a BSD-style license that can be
 // found in the LICENSE file.
 
 #ifndef TOOLS_IPC_FUZZER_REPLAY_REPLAY_PROCESS_H_
 #define TOOLS_IPC_FUZZER_REPLAY_REPLAY_PROCESS_H_
 
 #include "base/memory/scoped_ptr.h"
 #include "base/message_loop/message_loop.h"
 #include "base/synchronization/waitable_event.h"
@@ skipping 19 matching lines @@
   void OpenChannel();
 
   // Extract messages from a file specified by --ipc-fuzzer-testcase=
   // Returns true on success, false otherwise.
   bool OpenTestcase();
 
   // Send messages to the browser.
   void Run();
 
   // IPC::Listener implementation.
-  virtual bool OnMessageReceived(const IPC::Message& message) OVERRIDE;
-  virtual void OnChannelError() OVERRIDE;
+  virtual bool OnMessageReceived(const IPC::Message& message) override;
+  virtual void OnChannelError() override;
 
  private:
   void SendNextMessage();
 
   scoped_ptr<IPC::ChannelProxy> channel_;
   base::MessageLoop main_loop_;
   base::Thread io_thread_;
   base::WaitableEvent shutdown_event_;
   scoped_ptr<base::Timer> timer_;
   MessageVector messages_;
   size_t message_index_;
 
   DISALLOW_COPY_AND_ASSIGN(ReplayProcess);
 };
 
 }  // namespace ipc_fuzzer
 
 #endif  // TOOLS_IPC_FUZZER_REPLAY_REPLAY_PROCESS_H_