Remove #pragma once from chrome/browser/extensions

chrome/browser/extensions/api/extension_action/extension_script_badge_api.h

 // Copyright (c) 2012 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 CHROME_BROWSER_EXTENSIONS_API_EXTENSION_ACTION_EXTENSION_SCRIPT_BADGE_API_H_
 #define CHROME_BROWSER_EXTENSIONS_API_EXTENSION_ACTION_EXTENSION_SCRIPT_BADGE_API_H_
-#pragma once
 
 #include "chrome/browser/extensions/api/extension_action/extension_actions_api.h"
 #include "chrome/browser/extensions/extension_function.h"
 
 //
 // scriptBadge.* aliases for supported scriptBadge APIs.
 //
 
 class ScriptBadgeSetPopupFunction : public ExtensionActionSetPopupFunction {
  public:
   DECLARE_EXTENSION_FUNCTION_NAME("scriptBadge.setPopup")
 
  protected:
   virtual ~ScriptBadgeSetPopupFunction() {}
 };
 
 class ScriptBadgeGetPopupFunction : public ExtensionActionGetPopupFunction {
  public:
   DECLARE_EXTENSION_FUNCTION_NAME("scriptBadge.getPopup")
 
  protected:
   virtual ~ScriptBadgeGetPopupFunction() {}
 };
 
 #endif  // CHROME_BROWSER_EXTENSIONS_API_EXTENSION_ACTION_EXTENSION_SCRIPT_BADGE_API_H_