Download resumption - Preliminary

content/browser/download/download_item_impl_delegate.h

Index: content/browser/download/download_item_impl_delegate.h
diff --git a/content/browser/download/download_item_impl_delegate.h b/content/browser/download/download_item_impl_delegate.h
index 00924542af695f38979e9cc883a9ed51519d9130..a3c430845301b0a7fc7f3da77492e3b7d08e1226 100644
--- a/content/browser/download/download_item_impl_delegate.h
+++ b/content/browser/download/download_item_impl_delegate.h
@@ -7,6 +7,7 @@
 
 #include "base/file_path.h"
 #include "content/common/content_export.h"
+#include "content/public/browser/download_url_parameters.h"
 
 class DownloadFileManager;
 class DownloadItemImpl;
@@ -43,7 +44,13 @@ class CONTENT_EXPORT DownloadItemImplDelegate {
 
   // If all pre-requisites have been met, complete download processing.
   // TODO(rdsmith): Move into DownloadItem.
-  virtual void MaybeCompleteDownload(DownloadItemImpl* download);
+  virtual void MaybeCompleteDownload(int32 download_id);
+
+  // Called when an interrupted download is resumed.
+  // |download_id| is the local ID of the download.
+  virtual void RestartInterruptedDownload(
+      DownloadItemImpl* download,
+      const content::DownloadUrlParameters::OnStartedCallback& callback);
 
   // For contextual issues like language and prefs.
   virtual content::BrowserContext* GetBrowserContext() const;