Reduce header dependencies in net/

chrome/browser/automation/url_request_slow_download_job.cc

 // 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.
 
 #include "chrome/browser/automation/url_request_slow_download_job.h"
 
 #include "base/message_loop.h"
 #include "base/string_util.h"
 #include "googleurl/src/gurl.h"
+#include "net/base/io_buffer.h"
 #include "net/http/http_response_headers.h"
 #include "net/url_request/url_request.h"
 #include "net/url_request/url_request_filter.h"
 
 const int kFirstDownloadSize = 1024 * 35;
 const int kSecondDownloadSize = 1024 * 10;
 
 const char URLRequestSlowDownloadJob::kUnknownSizeUrl[] =
   "http://url.handled.by.slow.download/download-unknown-size";
 const char URLRequestSlowDownloadJob::kKnownSizeUrl[] =
@@ skipping 142 matching lines @@
   // ParseRawHeaders expects \0 to end each header line.
   ReplaceSubstringsAfterOffset(&raw_headers, 0, "\n", std::string("\0", 1));
   info->headers = new net::HttpResponseHeaders(raw_headers);
 }
 
 bool URLRequestSlowDownloadJob::GetMimeType(std::string* mime_type) const {
   net::HttpResponseInfo info;
   GetResponseInfoConst(&info);
   return info.headers && info.headers->GetMimeType(mime_type);
 }