Add OVERRIDE to chrome/browser/sync/.

chrome/browser/sync/engine/process_commit_response_command.h

Index: chrome/browser/sync/engine/process_commit_response_command.h
diff --git a/chrome/browser/sync/engine/process_commit_response_command.h b/chrome/browser/sync/engine/process_commit_response_command.h
index dbba580d58928e3a15f1361edced1a8016a83c61..dd13806b8695f99a680d1554a1795966d0398fdf 100644
--- a/chrome/browser/sync/engine/process_commit_response_command.h
+++ b/chrome/browser/sync/engine/process_commit_response_command.h
@@ -1,4 +1,4 @@
-// Copyright (c) 2006-2009 The Chromium Authors. All rights reserved.
+// 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.
 
@@ -10,6 +10,7 @@
 #include <string>
 
 #include "base/basictypes.h"
+#include "base/compiler_specific.h"
 #include "chrome/browser/sync/engine/model_changing_syncer_command.h"
 #include "chrome/browser/sync/engine/syncproto.h"
 
@@ -28,8 +29,9 @@ class ProcessCommitResponseCommand : public ModelChangingSyncerCommand {
   virtual ~ProcessCommitResponseCommand();
 
   // ModelChangingSyncerCommand implementation.
-  virtual bool ModelNeutralExecuteImpl(sessions::SyncSession* session);
-  virtual void ModelChangingExecuteImpl(sessions::SyncSession* session);
+  virtual bool ModelNeutralExecuteImpl(sessions::SyncSession* session) OVERRIDE;
+  virtual void ModelChangingExecuteImpl(
+      sessions::SyncSession* session) OVERRIDE;
 
  private:
   CommitResponse::ResponseType ProcessSingleCommitResponse(