Remove #pragma once from content

content/public/browser/resource_dispatcher_host.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 CONTENT_PUBLIC_BROWSER_RESOURCE_DISPATCHER_HOST_H_
 #define CONTENT_PUBLIC_BROWSER_RESOURCE_DISPATCHER_HOST_H_
-#pragma once
 
 #include "base/callback_forward.h"
 #include "content/public/browser/download_id.h"
 #include "net/base/net_errors.h"
 
 namespace net {
 class URLRequest;
 }
 
 namespace content {
@@ skipping 43 matching lines @@
   // Resumes any blocked request for the specified route id.
   virtual void ResumeBlockedRequestsForRoute(int child_id, int route_id) = 0;
 
  protected:
   virtual ~ResourceDispatcherHost() {}
 };
 
 }  // namespace content
 
 #endif  // CONTENT_PUBLIC_BROWSER_RESOURCE_DISPATCHER_HOST_H_