Add content/browser/loader/ for resource loading related classes.

content/browser/renderer_host/redirect_to_file_resource_handler.h

Index: content/browser/renderer_host/redirect_to_file_resource_handler.h
===================================================================
--- content/browser/renderer_host/redirect_to_file_resource_handler.h	(revision 171168)
+++ content/browser/renderer_host/redirect_to_file_resource_handler.h	(working copy)
@@ -1,107 +0,0 @@
-// 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_BROWSER_RENDERER_HOST_REDIRECT_TO_FILE_RESOURCE_HANDLER_H_
-#define CONTENT_BROWSER_RENDERER_HOST_REDIRECT_TO_FILE_RESOURCE_HANDLER_H_
-
-#include "base/file_path.h"
-#include "base/memory/ref_counted.h"
-#include "base/memory/scoped_ptr.h"
-#include "base/memory/weak_ptr.h"
-#include "base/platform_file.h"
-#include "content/browser/renderer_host/layered_resource_handler.h"
-#include "net/url_request/url_request_status.h"
-
-namespace net {
-class FileStream;
-class GrowableIOBuffer;
-}
-
-namespace webkit_blob {
-class ShareableFileReference;
-}
-
-namespace content {
-class ResourceDispatcherHostImpl;
-
-// Redirects network data to a file.  This is intended to be layered in front
-// of either the AsyncResourceHandler or the SyncResourceHandler.
-class RedirectToFileResourceHandler : public LayeredResourceHandler {
- public:
-  RedirectToFileResourceHandler(
-      scoped_ptr<ResourceHandler> next_handler,
-      int process_id,
-      ResourceDispatcherHostImpl* resource_dispatcher_host);
-  virtual ~RedirectToFileResourceHandler();
-
-  // ResourceHandler implementation:
-  virtual bool OnResponseStarted(int request_id,
-                                 ResourceResponse* response,
-                                 bool* defer) OVERRIDE;
-  virtual bool OnWillStart(int request_id,
-                           const GURL& url,
-                           bool* defer) OVERRIDE;
-  virtual bool OnWillRead(int request_id,
-                          net::IOBuffer** buf,
-                          int* buf_size,
-                          int min_size) OVERRIDE;
-  virtual bool OnReadCompleted(int request_id,
-                               int bytes_read,
-                               bool* defer) OVERRIDE;
-  virtual bool OnResponseCompleted(int request_id,
-                                   const net::URLRequestStatus& status,
-                                   const std::string& security_info) OVERRIDE;
-
- private:
-  void DidCreateTemporaryFile(base::PlatformFileError error_code,
-                              base::PassPlatformFile file_handle,
-                              const FilePath& file_path);
-  void DidWriteToFile(int result);
-  bool WriteMore();
-  bool BufIsFull() const;
-  void ResumeIfDeferred();
-
-  base::WeakPtrFactory<RedirectToFileResourceHandler> weak_factory_;
-
-  ResourceDispatcherHostImpl* host_;
-  int process_id_;
-  int request_id_;
-
-  // We allocate a single, fixed-size IO buffer (buf_) used to read from the
-  // network (buf_write_pending_ is true while the system is copying data into
-  // buf_), and then write this buffer out to disk (write_callback_pending_ is
-  // true while writing to disk).  Reading from the network is suspended while
-  // the buffer is full (BufIsFull returns true).  The write_cursor_ member
-  // tracks the offset into buf_ that we are writing to disk.
-
-  scoped_refptr<net::GrowableIOBuffer> buf_;
-  bool buf_write_pending_;
-  int write_cursor_;
-
-  scoped_ptr<net::FileStream> file_stream_;
-  bool write_callback_pending_;
-
-  // |next_buffer_size_| is the size of the buffer to be allocated on the next
-  // OnWillRead() call.  We exponentially grow the size of the buffer allocated
-  // when our owner fills our buffers. On the first OnWillRead() call, we
-  // allocate a buffer of 32k and double it in OnReadCompleted() if the buffer
-  // was filled, up to a maximum size of 512k.
-  int next_buffer_size_;
-
-  // We create a ShareableFileReference that's deletable for the temp
-  // file created as  a result of the download.
-  scoped_refptr<webkit_blob::ShareableFileReference> deletable_file_;
-
-  bool did_defer_ ;
-
-  bool completed_during_write_;
-  net::URLRequestStatus completed_status_;
-  std::string completed_security_info_;
-
-  DISALLOW_COPY_AND_ASSIGN(RedirectToFileResourceHandler);
-};
-
-}  // namespace content
-
-#endif  // CONTENT_BROWSER_RENDERER_HOST_REDIRECT_TO_FILE_RESOURCE_HANDLER_H_