Change URLRequest to use a ref-counted buffer for actual IO....

net/url_request/url_request_http_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_HTTP_JOB_H_
 #define NET_URL_REQUEST_URL_REQUEST_HTTP_JOB_H_
 
 #include <string>
 #include <vector>
 
@@ skipping 35 matching lines @@
   virtual bool IsSdchResponse() const;
   virtual bool IsRedirectResponse(GURL* location, int* http_status_code);
   virtual bool IsSafeRedirect(const GURL& location);
   virtual bool NeedsAuth();
   virtual void GetAuthChallengeInfo(scoped_refptr<net::AuthChallengeInfo>*);
   virtual void SetAuth(const std::wstring& username,
                        const std::wstring& password);
   virtual void CancelAuth();
   virtual void ContinueDespiteLastError();
   virtual bool GetMoreData();
-  virtual bool ReadRawData(char* buf, int buf_size, int *bytes_read);
+  virtual bool ReadRawData(net::IOBuffer* buf, int buf_size, int *bytes_read);
 
   // Shadows URLRequestJob's version of this method so we can grab cookies.
   void NotifyHeadersComplete();
 
   void DestroyTransaction();
   void StartTransaction();
   void AddExtraHeaders();
   void FetchResponseCookies();
 
   void OnStartCompleted(int result);
@@ skipping 14 matching lines @@
   bool read_in_progress_;
 
   // Keep a reference to the url request context to be sure it's not deleted
   // before us.
   scoped_refptr<URLRequestContext> context_;
 
   DISALLOW_COPY_AND_ASSIGN(URLRequestHttpJob);
 };
 
 #endif  // NET_URL_REQUEST_URL_REQUEST_HTTP_JOB_H_