Use previous target path when resuming a download after crash

content/browser/download/download_item_impl.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 CONTENT_BROWSER_DOWNLOAD_DOWNLOAD_ITEM_IMPL_H_
 #define CONTENT_BROWSER_DOWNLOAD_DOWNLOAD_ITEM_IMPL_H_
 
 #include <stdint.h>
 
 #include <memory>
@@ skipping 119 matching lines @@
   std::string GetOriginalMimeType() const override;
   std::string GetRemoteAddress() const override;
   bool HasUserGesture() const override;
   ui::PageTransition GetTransitionType() const override;
   const std::string& GetLastModifiedTime() const override;
   const std::string& GetETag() const override;
   bool IsSavePackageDownload() const override;
   const base::FilePath& GetFullPath() const override;
   const base::FilePath& GetTargetFilePath() const override;
   const base::FilePath& GetForcedFilePath() const override;
+  base::FilePath GetLastUsedTargetPath() const override;
   base::FilePath GetFileNameToReportUser() const override;
   TargetDisposition GetTargetDisposition() const override;
   const std::string& GetHash() const override;
   bool GetFileExternallyRemoved() const override;
   void DeleteFile(const base::Callback<void(bool)>& callback) override;
   bool IsDangerous() const override;
   DownloadDangerType GetDangerType() const override;
   bool TimeRemaining(base::TimeDelta* remaining) const override;
   int64_t CurrentSpeed() const override;
   int PercentComplete() const override;
@@ skipping 528 matching lines @@
   const net::NetLogWithSource net_log_;
 
   base::WeakPtrFactory<DownloadItemImpl> weak_ptr_factory_;
 
   DISALLOW_COPY_AND_ASSIGN(DownloadItemImpl);
 };
 
 }  // namespace content
 
 #endif  // CONTENT_BROWSER_DOWNLOAD_DOWNLOAD_ITEM_IMPL_H_