Reduce the amount of included header files. Vast change like in "Oh God! This...

net/url_request/url_request_view_cache_job.h

 // Copyright (c) 2006-2008 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 NET_URL_REQUEST_URL_REQUEST_VIEW_CACHE_JOB_H__
-#define NET_URL_REQUEST_URL_REQUEST_VIEW_CACHE_JOB_H__
+#ifndef NET_URL_REQUEST_URL_REQUEST_VIEW_CACHE_JOB_H_
+#define NET_URL_REQUEST_URL_REQUEST_VIEW_CACHE_JOB_H_
 
+#include "net/url_request/url_request.h"
 #include "net/url_request/url_request_simple_job.h"
 
 namespace disk_cache {
 class Backend;
 }
 
 // A job subclass that implements the view-cache: protocol, which simply
 // provides a debug view of the cache or of a particular cache entry.
 class URLRequestViewCacheJob : public URLRequestSimpleJob {
  public:
   URLRequestViewCacheJob(URLRequest* request) : URLRequestSimpleJob(request) {}
 
   static URLRequest::ProtocolFactory Factory;
 
   // override from URLRequestSimpleJob
   virtual bool GetData(std::string* mime_type,
                        std::string* charset,
                        std::string* data) const;
 
  private:
   disk_cache::Backend* GetDiskCache() const;
 };
 
-#endif  // NET_URL_REQUEST_URL_REQUEST_VIEW_CACHE_JOB_H__
-
+#endif  // NET_URL_REQUEST_URL_REQUEST_VIEW_CACHE_JOB_H_