From 404bfc5da27f8019a051919e605de55b49cd5a39 Mon Sep 17 00:00:00 2001
From: Yuhong Guo <guoyuhong85@126.com>
Date: Tue, 17 Jul 2018 02:05:51 +0800
Subject: [PATCH] Add const to to_plasma_id function to make it usable by const
 ObjectID (#2404)

* Add const to to_plasma_id to make it usable by const ObjectID

* Separate the building script to another PR.