Remove #pragma once from content

content/browser/geolocation/geolocation_dispatcher_host.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_GEOLOCATION_GEOLOCATION_DISPATCHER_HOST_H_
 #define CONTENT_BROWSER_GEOLOCATION_GEOLOCATION_DISPATCHER_HOST_H_
-#pragma once
 
 #include "content/public/browser/browser_message_filter.h"
 
 namespace content {
 class GeolocationPermissionContext;
 }
 
 // GeolocationDispatcherHost is a browser filter for Geolocation messages.
 // It's the complement of GeolocationDispatcher (owned by RenderView).
 class GeolocationDispatcherHost : public content::BrowserMessageFilter {
  public:
   static GeolocationDispatcherHost* New(
       int render_process_id,
       content::GeolocationPermissionContext* geolocation_permission_context);
 
  protected:
   GeolocationDispatcherHost() {}
   virtual ~GeolocationDispatcherHost() {}
 
   DISALLOW_COPY_AND_ASSIGN(GeolocationDispatcherHost);
 };
 
 #endif  // CONTENT_BROWSER_GEOLOCATION_GEOLOCATION_DISPATCHER_HOST_H_