From 5b4836d185b3f127e686dc5628ace6e7f8dda53a Mon Sep 17 00:00:00 2001
From: Tim Sebastian <tim.sebastian@gmail.com>
Date: Wed, 21 Jun 2017 22:22:00 +1000
Subject: [PATCH] remove "lastId" as there is no usecase

---
 lib/Compilation.js | 2 --
 lib/Module.js      | 3 ---
 2 files changed, 5 deletions(-)

diff --git a/lib/Compilation.js b/lib/Compilation.js
index 7c0937848ef..8fcbea75f45 100644
--- a/lib/Compilation.js
+++ b/lib/Compilation.js
@@ -113,8 +113,6 @@ class Compilation extends Tapable {
 				cacheModule.errors.forEach(err => this.errors.push(err), this);
 				cacheModule.warnings.forEach(err => this.warnings.push(err), this);
 				return cacheModule;
-			} else {
-				module.lastId = cacheModule.id;
 			}
 		}
 		module.unbuild();
diff --git a/lib/Module.js b/lib/Module.js
index f0f25334e1c..e73f21c9376 100644
--- a/lib/Module.js
+++ b/lib/Module.js
@@ -25,7 +25,6 @@ class Module extends DependenciesBlock {
 		this.context = null;
 		this.reasons = [];
 		this.debugId = debugId++;
-		this.lastId = -1;
 		this.id = null;
 		this.portableId = null;
 		this.index = null;
@@ -49,7 +48,6 @@ class Module extends DependenciesBlock {
 
 	disconnect() {
 		this.reasons.length = 0;
-		this.lastId = this.id;
 		this.id = null;
 		this.index = null;
 		this.index2 = null;
@@ -64,7 +62,6 @@ class Module extends DependenciesBlock {
 	}
 
 	unseal() {
-		this.lastId = this.id;
 		this.id = null;
 		this.index = null;
 		this.index2 = null;