Make the UI an observer of downloads.

content/browser/download/download_manager_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_MANAGER_IMPL_H_
 #define CONTENT_BROWSER_DOWNLOAD_DOWNLOAD_MANAGER_IMPL_H_
 
 #include <map>
 #include <set>
 
@@ skipping 10 matching lines @@
 #include "content/public/browser/download_url_parameters.h"
 
 namespace net {
 class BoundNetLog;
 }
 
 namespace content {
 class DownloadFileFactory;
 class DownloadItemFactory;
 class DownloadItemImpl;
+class DownloadRequestHandleInterface;
 
 class CONTENT_EXPORT DownloadManagerImpl : public DownloadManager,
                                            private DownloadItemImplDelegate {
  public:
   // Caller guarantees that |net_log| will remain valid
   // for the lifetime of DownloadManagerImpl (until Shutdown() is called).
   DownloadManagerImpl(net::NetLog* net_log);
 
   // Implementation functions (not part of the DownloadManager interface).
 
   // Creates a download item for the SavePackage system.
   // Must be called on the UI thread.  Note that the DownloadManager
   // retains ownership.
   virtual DownloadItemImpl* CreateSavePackageDownloadItem(
       const base::FilePath& main_file_path,
       const GURL& page_url,
       const std::string& mime_type,
+      scoped_ptr<DownloadRequestHandleInterface> request_handle,
       DownloadItem::Observer* observer);
 
   // Notifies DownloadManager about a successful completion of |download_item|.
   void OnSavePackageSuccessfullyFinished(DownloadItem* download_item);
 
   // DownloadManager functions.
   virtual void SetDelegate(DownloadManagerDelegate* delegate) OVERRIDE;
   virtual DownloadManagerDelegate* GetDelegate() const OVERRIDE;
   virtual void Shutdown() OVERRIDE;
   virtual void GetAllDownloads(DownloadVector* result) OVERRIDE;
@@ skipping 75 matching lines @@
   virtual bool ShouldOpenDownload(
       DownloadItemImpl* item,
       const ShouldOpenDownloadCallback& callback) OVERRIDE;
   virtual void CheckForFileRemoval(DownloadItemImpl* download_item) OVERRIDE;
   virtual void ResumeInterruptedDownload(
       scoped_ptr<content::DownloadUrlParameters> params,
       content::DownloadId id) OVERRIDE;
   virtual void OpenDownload(DownloadItemImpl* download) OVERRIDE;
   virtual void ShowDownloadInShell(DownloadItemImpl* download) OVERRIDE;
   virtual void DownloadRemoved(DownloadItemImpl* download) OVERRIDE;
-  virtual void ShowDownloadInBrowser(DownloadItemImpl* download) OVERRIDE;
 
   // Factory for creation of downloads items.
   scoped_ptr<DownloadItemFactory> item_factory_;
 
   // Factory for the creation of download files.
   scoped_ptr<DownloadFileFactory> file_factory_;
 
   // |downloads_| is the owning set for all downloads known to the
   // DownloadManager.  This includes downloads started by the user in
   // this session, downloads initialized from the history system, and
@@ skipping 15 matching lines @@
   DownloadManagerDelegate* delegate_;
 
   net::NetLog* net_log_;
 
   DISALLOW_COPY_AND_ASSIGN(DownloadManagerImpl);
 };
 
 }  // namespace content
 
 #endif  // CONTENT_BROWSER_DOWNLOAD_DOWNLOAD_MANAGER_IMPL_H_