OnDownloadStarted takes DownloadItem* instead of DownloadId

chrome/browser/plugins/plugin_installer.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 CHROME_BROWSER_PLUGINS_PLUGIN_INSTALLER_H_
 #define CHROME_BROWSER_PLUGINS_PLUGIN_INSTALLER_H_
 
 #include "base/observer_list.h"
 #include "base/string16.h"
 #include "base/version.h"
 #include "chrome/browser/plugins/plugin_metadata.h"
-#include "content/public/browser/download_id.h"
 #include "content/public/browser/download_item.h"
 #include "googleurl/src/gurl.h"
 #include "net/base/net_errors.h"
 
 class FilePath;
 class PluginInstallerObserver;
 class TabContents;
 class WeakPluginInstallerObserver;
 
 namespace content {
@@ skipping 33 matching lines @@
 
   // Starts downloading the download URL and opens the downloaded file
   // when finished. This method should only be called if |url_for_display|
   // returns false.
   void StartInstalling(bool url_for_display,
                        const GURL& plugin_url,
                        TabContents* tab_contents);
 
  private:
   void DownloadStarted(scoped_refptr<content::DownloadManager> dlm,
-                       content::DownloadId download_id,
+                       content::DownloadItem* item,
                        net::Error error);
   void DownloadError(const std::string& msg);
   void DownloadCancelled();
 
   InstallerState state_;
   ObserverList<PluginInstallerObserver> observers_;
   ObserverList<WeakPluginInstallerObserver> weak_observers_;
 
   DISALLOW_COPY_AND_ASSIGN(PluginInstaller);
 };
 
 #endif  // CHROME_BROWSER_PLUGINS_PLUGIN_INSTALLER_H_