Revert 244982 "Revert 244857 "net: Remove classes which were use..."

net/base/upload_data.h

-// 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 NET_BASE_UPLOAD_DATA_H_
-#define NET_BASE_UPLOAD_DATA_H_
-
-#include "base/basictypes.h"
-#include "base/memory/ref_counted.h"
-#include "base/memory/scoped_vector.h"
-#include "base/supports_user_data.h"
-#include "net/base/net_export.h"
-#include "net/base/upload_element.h"
-
-namespace base {
-class FilePath;
-class Time;
-}  // namespace base
-
-namespace net {
-
-//-----------------------------------------------------------------------------
-// A very concrete class representing the data to be uploaded as part of a
-// URLRequest.
-//
-// Until there is a more abstract class for this, this one derives from
-// SupportsUserData to allow users to stash random data by
-// key and ensure its destruction when UploadData is finally deleted.
-class NET_EXPORT UploadData
-    : public base::RefCounted<UploadData>,
-      public base::SupportsUserData {
- public:
-  UploadData();
-
-  void AppendBytes(const char* bytes, int bytes_len);
-
-  void AppendFileRange(const base::FilePath& file_path,
-                       uint64 offset, uint64 length,
-                       const base::Time& expected_modification_time);
-
-  // Initializes the object to send chunks of upload data over time rather
-  // than all at once. Chunked data may only contain bytes, not files.
-  void set_is_chunked(bool set) { is_chunked_ = set; }
-  bool is_chunked() const { return is_chunked_; }
-
-  // set_last_chunk_appended() is only used for serialization.
-  void set_last_chunk_appended(bool set) { last_chunk_appended_ = set; }
-  bool last_chunk_appended() const { return last_chunk_appended_; }
-
-  const ScopedVector<UploadElement>& elements() const {
-    return elements_;
-  }
-
-  ScopedVector<UploadElement>* elements_mutable() {
-    return &elements_;
-  }
-
-  void swap_elements(ScopedVector<UploadElement>* elements) {
-    elements_.swap(*elements);
-  }
-
-  // Identifies a particular upload instance, which is used by the cache to
-  // formulate a cache key.  This value should be unique across browser
-  // sessions.  A value of 0 is used to indicate an unspecified identifier.
-  void set_identifier(int64 id) { identifier_ = id; }
-  int64 identifier() const { return identifier_; }
-
- private:
-  friend class base::RefCounted<UploadData>;
-
-  virtual ~UploadData();
-
-  ScopedVector<UploadElement> elements_;
-  int64 identifier_;
-  bool is_chunked_;
-  bool last_chunk_appended_;
-
-  DISALLOW_COPY_AND_ASSIGN(UploadData);
-};
-
-}  // namespace net
-
-#endif  // NET_BASE_UPLOAD_DATA_H_