From 363723fc84f7b8477592e0105aeb331ec9a017af Mon Sep 17 00:00:00 2001
From: Florian Dold <florian.dold@gmail.com>
Date: Mon, 14 Aug 2017 05:01:11 +0200
Subject: node_modules

---
 .../webpack/lib/optimize/MergeDuplicateChunksPlugin.js    | 15 +++++----------
 1 file changed, 5 insertions(+), 10 deletions(-)

(limited to 'node_modules/webpack/lib/optimize/MergeDuplicateChunksPlugin.js')

diff --git a/node_modules/webpack/lib/optimize/MergeDuplicateChunksPlugin.js b/node_modules/webpack/lib/optimize/MergeDuplicateChunksPlugin.js
index 90df06b51..7b006fd17 100644
--- a/node_modules/webpack/lib/optimize/MergeDuplicateChunksPlugin.js
+++ b/node_modules/webpack/lib/optimize/MergeDuplicateChunksPlugin.js
@@ -4,23 +4,18 @@
 */
 "use strict";
 
-function getChunkIdentifier(chunk) {
-	return chunk.modules.map((m) => {
-		return m.identifier();
-	}).sort().join(", ");
-}
-
 class MergeDuplicateChunksPlugin {
 
 	apply(compiler) {
 		compiler.plugin("compilation", (compilation) => {
 			compilation.plugin("optimize-chunks-basic", (chunks) => {
-				const map = {};
+				const map = Object.create(null);
 				chunks.slice().forEach((chunk) => {
 					if(chunk.hasRuntime() || chunk.hasEntryModule()) return;
-					const ident = getChunkIdentifier(chunk);
-					if(map[ident]) {
-						if(map[ident].integrate(chunk, "duplicate"))
+					const ident = chunk.getModulesIdent();
+					const otherChunk = map[ident];
+					if(otherChunk) {
+						if(otherChunk.integrate(chunk, "duplicate"))
 							chunks.splice(chunks.indexOf(chunk), 1);
 						return;
 					}
-- 
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