[downloads] Move platform specific code out of DownloadTargetDeterminer.

content/browser/download/download_item_impl.h

Index: content/browser/download/download_item_impl.h
diff --git a/content/browser/download/download_item_impl.h b/content/browser/download/download_item_impl.h
index a66201a404c98d0a0c7d540c786793758da9a2ca..18243e245dc61540b92369e80106350fcd93884f 100644
--- a/content/browser/download/download_item_impl.h
+++ b/content/browser/download/download_item_impl.h
@@ -9,6 +9,7 @@
 
 #include <memory>
 #include <string>
+#include <vector>
 
 #include "base/callback_forward.h"
 #include "base/files/file_path.h"
@@ -406,7 +407,8 @@ class CONTENT_EXPORT DownloadItemImpl
       const base::FilePath& target_path,
       TargetDisposition disposition,
       DownloadDangerType danger_type,
-      const base::FilePath& intermediate_path);
+      const base::FilePath& intermediate_path,
+      DownloadInterruptReason interrupt_reason);
 
   void OnDownloadRenamedToIntermediateName(
       DownloadInterruptReason reason, const base::FilePath& full_path);