OnDownloadStarted takes DownloadItem* instead of DownloadId

chrome/browser/extensions/api/downloads/downloads_api.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_EXTENSIONS_API_DOWNLOADS_DOWNLOADS_API_H_
 #define CHROME_BROWSER_EXTENSIONS_API_DOWNLOADS_DOWNLOADS_API_H_
 
 #include <map>
 #include <set>
 #include <string>
@@ skipping 40 matching lines @@
 class DownloadsDownloadFunction : public AsyncExtensionFunction {
  public:
   DECLARE_EXTENSION_FUNCTION_NAME("downloads.download");
   DownloadsDownloadFunction();
   virtual bool RunImpl() OVERRIDE;
 
  protected:
   virtual ~DownloadsDownloadFunction();
 
  private:
-  void OnStarted(content::DownloadId dl_id, net::Error error);
+  void OnStarted(content::DownloadItem* item, net::Error error);
 
   DISALLOW_COPY_AND_ASSIGN(DownloadsDownloadFunction);
 };
 
 class DownloadsSearchFunction : public SyncExtensionFunction {
  public:
   DECLARE_EXTENSION_FUNCTION_NAME("downloads.search");
   DownloadsSearchFunction();
   virtual bool RunImpl() OVERRIDE;
 
@@ skipping 168 matching lines @@
  private:
   void DispatchEvent(const char* event_name, base::Value* json_arg);
 
   Profile* profile_;
   AllDownloadItemNotifier notifier_;
 
   DISALLOW_COPY_AND_ASSIGN(ExtensionDownloadsEventRouter);
 };
 
 #endif  // CHROME_BROWSER_EXTENSIONS_API_DOWNLOADS_DOWNLOADS_API_H_