Making ResourceRequestBody part of //content's public API.

content/common/resource_request_body.h

-// Copyright 2014 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_COMMON_RESOURCE_REQUEST_BODY_H_
-#define CONTENT_COMMON_RESOURCE_REQUEST_BODY_H_
-
-#include <stdint.h>
-
-#include <vector>
-
-#include "base/macros.h"
-#include "base/memory/ref_counted.h"
-#include "base/supports_user_data.h"
-#include "content/common/content_export.h"
-#include "storage/common/data_element.h"
-#include "url/gurl.h"
-
-namespace base {
-class FilePath;
-}
-
-namespace content {
-
-// A struct used to represent upload data. The data field is populated by
-// WebURLLoader from the data given as WebHTTPBody.
-class CONTENT_EXPORT ResourceRequestBody
-    : public base::RefCountedThreadSafe<ResourceRequestBody>,
-      public base::SupportsUserData {
- public:
-  typedef storage::DataElement Element;
-
-  ResourceRequestBody();
-
-  void AppendBytes(const char* bytes, int bytes_len);
-  void AppendFileRange(const base::FilePath& file_path,
-                       uint64_t offset,
-                       uint64_t length,
-                       const base::Time& expected_modification_time);
-  void AppendBlob(const std::string& uuid);
-  void AppendFileSystemFileRange(const GURL& url,
-                                 uint64_t offset,
-                                 uint64_t length,
-                                 const base::Time& expected_modification_time);
-
-  const std::vector<Element>* elements() const { return &elements_; }
-  std::vector<Element>* elements_mutable() { return &elements_; }
-  void swap_elements(std::vector<Element>* 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_t id) { identifier_ = id; }
-  int64_t identifier() const { return identifier_; }
-
- private:
-  friend class base::RefCountedThreadSafe<ResourceRequestBody>;
-  ~ResourceRequestBody() override;
-
-  std::vector<Element> elements_;
-  int64_t identifier_;
-
-  DISALLOW_COPY_AND_ASSIGN(ResourceRequestBody);
-};
-
-}  // namespace content
-
-#endif  // CONTENT_COMMON_RESOURCE_REQUEST_BODY_H_