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

chrome/browser/profiles/profile_io_data.h

Index: chrome/browser/profiles/profile_io_data.h
diff --git a/chrome/browser/profiles/profile_io_data.h b/chrome/browser/profiles/profile_io_data.h
index 14b1ef8555c4a975336896bc9b390527a70127a7..52b99fd2e3dfd1e2ae7c8746dd870ec88d8801ad 100644
--- a/chrome/browser/profiles/profile_io_data.h
+++ b/chrome/browser/profiles/profile_io_data.h
@@ -16,6 +16,7 @@
 #include "base/synchronization/lock.h"
 #include "chrome/browser/net/chrome_url_request_context.h"
 #include "chrome/browser/prefs/pref_member.h"
+#include "content/browser/download/download_manager.h"
 #include "content/browser/resource_context.h"
 #include "net/base/cookie_monster.h"
 
@@ -274,6 +275,7 @@ class ProfileIOData {
   mutable scoped_refptr<fileapi::FileSystemContext> file_system_context_;
   mutable scoped_refptr<quota::QuotaManager> quota_manager_;
   mutable scoped_refptr<HostZoomMap> host_zoom_map_;
+  mutable DownloadManager::GetNextIdThunkType next_download_id_thunk_;
 
   // TODO(willchan): Remove from ResourceContext.
   mutable scoped_refptr<ExtensionInfoMap> extension_info_map_;