Add support for persistent file access in apps.

apps/app_restore_service.h

Index: apps/app_restore_service.h
diff --git a/apps/app_restore_service.h b/apps/app_restore_service.h
index f27c83cadec6728b5352ba95256a3716390b427c..151b167da54fa47647f4d5957513b21e3f5bd242 100644
--- a/apps/app_restore_service.h
+++ b/apps/app_restore_service.h
@@ -14,17 +14,10 @@
 
 namespace extensions {
 class Extension;
-
-namespace app_file_handler_util {
-struct SavedFileEntry;
-}
-
 }
 
 class Profile;
 
-using extensions::app_file_handler_util::SavedFileEntry;
-
 namespace apps {
 
 // Tracks what apps need to be restarted when the browser restarts.
@@ -49,9 +42,7 @@ class AppRestoreService : public ProfileKeyedService,
 
   void RecordAppStart(const std::string& extension_id);
   void RecordAppStop(const std::string& extension_id);
-  void RestoreApp(
-      const extensions::Extension* extension,
-      const std::vector<SavedFileEntry>& file_entries);
+  void RestoreApp(const extensions::Extension* extension);
 
   content::NotificationRegistrar registrar_;
   Profile* profile_;