Move the save file code from chrome to content. This is just a file move so the DEPS in content\b...

chrome/browser/download/base_file.h

Index: chrome/browser/download/base_file.h
===================================================================
--- chrome/browser/download/base_file.h	(revision 92558)
+++ chrome/browser/download/base_file.h	(working copy)
@@ -1,108 +0,0 @@
-// Copyright (c) 2011 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 CHROME_BROWSER_DOWNLOAD_BASE_FILE_H_
-#define CHROME_BROWSER_DOWNLOAD_BASE_FILE_H_
-#pragma once
-
-#include <string>
-
-#include "base/file_path.h"
-#include "base/memory/linked_ptr.h"
-#include "base/memory/scoped_ptr.h"
-#include "chrome/browser/power_save_blocker.h"
-#include "googleurl/src/gurl.h"
-
-namespace crypto {
-class SecureHash;
-}
-namespace net {
-class FileStream;
-}
-
-// File being downloaded and saved to disk. This is a base class
-// for DownloadFile and SaveFile, which keep more state information.
-class BaseFile {
- public:
-  BaseFile(const FilePath& full_path,
-           const GURL& source_url,
-           const GURL& referrer_url,
-           int64 received_bytes,
-           const linked_ptr<net::FileStream>& file_stream);
-  virtual ~BaseFile();
-
-  // If calculate_hash is true, sha256 hash will be calculated.
-  bool Initialize(bool calculate_hash);
-
-  // Write a new chunk of data to the file. Returns true on success (all bytes
-  // written to the file).
-  bool AppendDataToFile(const char* data, size_t data_len);
-
-  // Rename the download file. Returns true on success.
-  virtual bool Rename(const FilePath& full_path);
-
-  // Detach the file so it is not deleted on destruction.
-  virtual void Detach();
-
-  // Abort the download and automatically close the file.
-  void Cancel();
-
-  // Indicate that the download has finished. No new data will be received.
-  void Finish();
-
-  // Informs the OS that this file came from the internet.
-  void AnnotateWithSourceInformation();
-
-  FilePath full_path() const { return full_path_; }
-  bool in_progress() const { return file_stream_ != NULL; }
-  int64 bytes_so_far() const { return bytes_so_far_; }
-
-  // Set |hash| with sha256 digest for the file.
-  // Returns true if digest is successfully calculated.
-  virtual bool GetSha256Hash(std::string* hash);
-
-  virtual std::string DebugString() const;
-
- protected:
-  bool Open();
-  void Close();
-
-  // Full path to the file including the file name.
-  FilePath full_path_;
-
- private:
-  static const size_t kSha256HashLen = 32;
-
-  // Source URL for the file being downloaded.
-  GURL source_url_;
-
-  // The URL where the download was initiated.
-  GURL referrer_url_;
-
-  // OS file stream for writing
-  linked_ptr<net::FileStream> file_stream_;
-
-  // Amount of data received up so far, in bytes.
-  int64 bytes_so_far_;
-
-  // RAII handle to keep the system from sleeping while we're downloading.
-  PowerSaveBlocker power_save_blocker_;
-
-  // Indicates if sha256 hash should be calculated for the file.
-  bool calculate_hash_;
-
-  // Used to calculate sha256 hash for the file when calculate_hash_
-  // is set.
-  scoped_ptr<crypto::SecureHash> secure_hash_;
-
-  unsigned char sha256_hash_[kSha256HashLen];
-
-  // Indicates that this class no longer owns the associated file, and so
-  // won't delete it on destruction.
-  bool detached_;
-
-  DISALLOW_COPY_AND_ASSIGN(BaseFile);
-};
-
-#endif  // CHROME_BROWSER_DOWNLOAD_BASE_FILE_H_