Add OVERRIDE to content/.

content/browser/browser_message_filter.h

 // Copyright (c) 2011 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 CONTENT_BROWSER_BROWSER_MESSAGE_FILTER_H_
 #define CONTENT_BROWSER_BROWSER_MESSAGE_FILTER_H_
 #pragma once
 
 #include "base/process.h"
 #include "content/common/content_export.h"
@@ skipping 13 matching lines @@
   // to call them as well.  These are always called on the IO thread.
   virtual void OnFilterAdded(IPC::Channel* channel) OVERRIDE;
   virtual void OnChannelClosing() OVERRIDE;
   virtual void OnChannelConnected(int32 peer_pid) OVERRIDE;
   // DON'T OVERRIDE THIS!  Override the other version below.
   virtual bool OnMessageReceived(const IPC::Message& message) OVERRIDE;
 
   // IPC::Message::Sender implementation.  Can be called on any thread.  Can't
   // send sync messages (since we don't want to block the browser on any other
   // process).
-  virtual bool Send(IPC::Message* message);
+  virtual bool Send(IPC::Message* message) OVERRIDE;
 
   // If you want the given message to be dispatched to your OnMessageReceived on
   // a different thread, change |thread| to the id of the target thread.
   // If you don't handle this message, or want to keep it on the IO thread, do
   // nothing.
   virtual void OverrideThreadForMessage(const IPC::Message& message,
                                         content::BrowserThread::ID* thread);
 
   // Override this to receive messages.
   // Your function will normally be called on the IO thread.  However, if your
@@ skipping 17 matching lines @@
 
  private:
   // Dispatches a message to the derived class.
   bool DispatchMessage(const IPC::Message& message);
 
   IPC::Channel* channel_;
   base::ProcessHandle peer_handle_;
 };
 
 #endif  // CONTENT_BROWSER_BROWSER_MESSAGE_FILTER_H_