sql::MetaTable.next_download_id, DownloadManager::GetNextId()

content/browser/download/save_package.cc

 // Copyright (c) 2011 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.
 
 #include "content/browser/download/save_package.h"
 
 #include <algorithm>
 
 #include "base/file_path.h"
 #include "base/file_util.h"
@@ skipping 245 matching lines @@
 
   wait_state_ = START_PROCESS;
 
   // Initialize the request context and resource dispatcher.
   content::BrowserContext* browser_context = tab_contents()->browser_context();
   if (!browser_context) {
     NOTREACHED();
     return false;
   }
 
-  ResourceDispatcherHost* rdh =
-      content::GetContentClient()->browser()->GetResourceDispatcherHost();
-
   // Create the download item, and add ourself as an observer.
   download_ = new DownloadItem(download_manager_,
                                saved_main_file_path_,
                                page_url_,
                                browser_context->IsOffTheRecord(),
-                               rdh->download_file_manager()->GetNextId());
+                               download_manager_->GetNextId());
   download_->AddObserver(this);
 
   // Transfer ownership to the download manager.
   download_manager_->SavePageDownloadStarted(download_);
 
   // Check save type and process the save page job.
   if (save_type_ == SAVE_AS_COMPLETE_HTML) {
     // Get directory
     DCHECK(!saved_main_directory_path_.empty());
     GetAllSavableResourceLinksForCurrentPage();
@@ skipping 995 matching lines @@
     StopObservation();
 }
 
 void SavePackage::FinalizeDownloadEntry() {
   DCHECK(download_);
   DCHECK(download_manager_);
 
   download_manager_->SavePageDownloadFinished(download_);
   StopObservation();
 }