Reduced the lifetime of DownloadCreateInfo.

chrome/browser/download/download_create_info.h

+// 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_DOWNLOAD_CREATE_INFO_H_
+#define CHROME_BROWSER_DOWNLOAD_DOWNLOAD_CREATE_INFO_H_
+#pragma once
+
+#include <string>
+#include <vector>
+
+#include "base/basictypes.h"
+#include "base/file_path.h"
+#include "base/time.h"
+#include "chrome/browser/download/download_file.h"
+#include "chrome/browser/download/download_process_handle.h"
+#include "googleurl/src/gurl.h"
+
+// Used for informing the download manager of a new download, since we don't
+// want to pass |DownloadItem|s between threads.
+struct DownloadCreateInfo {
+  DownloadCreateInfo(const FilePath& path,
+                     const GURL& url,
+                     const base::Time& start_time,
+                     int64 received_bytes,
+                     int64 total_bytes,
+                     int32 state,
+                     int32 download_id,
+                     bool has_user_gesture);
+  DownloadCreateInfo();
+  ~DownloadCreateInfo();
+
+  std::string DebugString() const;
+
+  // The URL from which we are downloading. This is the final URL after any
+  // redirection by the server for |url_chain|.
+  const GURL& url() const;
+
+  // DownloadItem fields
+  // The path where we want to save the download file.
+  FilePath path;
+
+  // The chain of redirects that leading up to and including the final URL.
+  std::vector<GURL> url_chain;
+
+  // The URL that referred us.
+  GURL referrer_url;
+
+  // The default path for the download (may be overridden).
+  FilePath suggested_path;
+
+  // A number that should be added to the suggested path to make it unique.
+  // 0 means no number should be appended.  Not actually stored in the db.
+  int path_uniquifier;
+
+  // The time when the download started.
+  base::Time start_time;
+
+  // The number of bytes that have been received.
+  int64 received_bytes;
+
+  // The total download size.
+  int64 total_bytes;
+
+  // The current state of the download.
+  int32 state;
+
+  // The (per-session) ID of the download.
+  int32 download_id;
+
+  // True if the download was initiated by user action.
+  bool has_user_gesture;
+
+  // The handle to the process information.  Used for operations outside the
+  // download system.
+  DownloadProcessHandle process_handle;
+
+  // The handle of the download in the history database.
+  int64 db_handle;
+
+  // The content-disposition string from the response header.
+  std::string content_disposition;
+
+  // The mime type string from the response header (may be overridden).
+  std::string mime_type;
+
+  // The value of the content type header sent with the downloaded item.  It
+  // may be different from |mime_type|, which may be set based on heuristics
+  // which may look at the file extension and first few bytes of the file.
+  std::string original_mime_type;
+
+  // True if we should display the 'save as...' UI and prompt the user
+  // for the download location.
+  // False if the UI should be supressed and the download performed to the
+  // default location.
+  bool prompt_user_for_save_location;
+
+  // Whether this download file is potentially dangerous (ex: exe, dll, ...).
+  bool is_dangerous_file;
+
+  // If safebrowsing believes this URL leads to malware.
+  bool is_dangerous_url;
+
+  // The original name for a dangerous download.
+  FilePath original_name;
+
+  // Whether this download is for extension install or not.
+  bool is_extension_install;
+
+  // The charset of the referring page where the download request comes from.
+  // It's used to construct a suggested filename.
+  std::string referrer_charset;
+
+  // The download file save info.
+  DownloadSaveInfo save_info;
+};
+
+#endif  // CHROME_BROWSER_DOWNLOAD_DOWNLOAD_CREATE_INFO_H_