Reduced the lifetime of DownloadCreateInfo.

chrome/browser/history/history_backend.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_HISTORY_HISTORY_BACKEND_H_
 #define CHROME_BROWSER_HISTORY_HISTORY_BACKEND_H_
 #pragma once
 
 #include <string>
 #include <utility>
 
 #include "app/sql/init_status.h"
 #include "base/file_path.h"
 #include "base/gtest_prod_util.h"
 #include "base/memory/mru_cache.h"
 #include "base/memory/scoped_ptr.h"
 #include "chrome/browser/history/archived_database.h"
 #include "chrome/browser/history/expire_history_backend.h"
 #include "chrome/browser/history/history_database.h"
 #include "chrome/browser/history/history_marshaling.h"
 #include "chrome/browser/history/history_types.h"
 #include "chrome/browser/history/text_database_manager.h"
 #include "chrome/browser/history/thumbnail_database.h"
 #include "chrome/browser/history/visit_tracker.h"
 #include "chrome/browser/search_engines/template_url_id.h"
 
 class BookmarkService;
-struct DownloadCreateInfo;
+struct DownloadHistoryInfo;
 class TestingProfile;
 struct ThumbnailScore;
 
 namespace history {
 
 class CommitLaterTask;
 class HistoryPublisher;
 
 // *See the .cc file for more information on the design.*
 //
@@ skipping 194 matching lines @@
   void SetImportedFavicons(
       const std::vector<ImportedFaviconUsage>& favicon_usage);
 
   // Downloads -----------------------------------------------------------------
 
   void QueryDownloads(scoped_refptr<DownloadQueryRequest> request);
   void CleanUpInProgressEntries();
   void UpdateDownload(int64 received_bytes, int32 state, int64 db_handle);
   void UpdateDownloadPath(const FilePath& path, int64 db_handle);
   void CreateDownload(scoped_refptr<DownloadCreateRequest> request,
-                      const DownloadCreateInfo& info);
+                      const DownloadHistoryInfo& info);
   void RemoveDownload(int64 db_handle);
   void RemoveDownloadsBetween(const base::Time remove_begin,
                               const base::Time remove_end);
   void RemoveDownloads(const base::Time remove_end);
 
   // Segment usage -------------------------------------------------------------
 
   void QuerySegmentUsage(scoped_refptr<QuerySegmentUsageRequest> request,
                          const base::Time from_time,
                          int max_result_count);
@@ skipping 345 matching lines @@
   // Publishes the history to all indexers which are registered to receive
   // history data from us. Can be NULL if there are no listeners.
   scoped_ptr<HistoryPublisher> history_publisher_;
 
   DISALLOW_COPY_AND_ASSIGN(HistoryBackend);
 };
 
 }  // namespace history
 
 #endif  // CHROME_BROWSER_HISTORY_HISTORY_BACKEND_H_