Revert of Remove WallpaperManager dependency on Cryptohome.

components/wallpaper/wallpaper_manager_base.cc

Index: components/wallpaper/wallpaper_manager_base.cc
diff --git a/components/wallpaper/wallpaper_manager_base.cc b/components/wallpaper/wallpaper_manager_base.cc
index f247f0cdcfe0c9992560cb5ccb4a1e8c1fcb185b..8b3409c1d979576bf41b79c8e84fd23d826777fd 100644
--- a/components/wallpaper/wallpaper_manager_base.cc
+++ b/components/wallpaper/wallpaper_manager_base.cc
@@ -864,8 +864,7 @@
     task_runner_->PostTask(
         FROM_HERE,
         base::Bind(&WallpaperManagerBase::MoveCustomWallpapersOnWorker,
-                   logged_in_user->GetAccountId(),
-                   GetFilesId(logged_in_user->GetAccountId()),
+                   logged_in_user->GetAccountId(), GetFilesId(*logged_in_user),
                    base::ThreadTaskRunnerHandle::Get(),
                    weak_factory_.GetWeakPtr()));
   }