1 files changed, 0 insertions, 127 deletions
diff --git a/node_modules/webpack/lib/optimize/RemoveParentModulesPlugin.js b/node_modules/webpack/lib/optimize/RemoveParentModulesPlugin.js
deleted file mode 100644
index d609ac00..00000000
--- a/node_modules/webpack/lib/optimize/RemoveParentModulesPlugin.js
+++ /dev/null
@@ -1,127 +0,0 @@
-/*
-	MIT License http://www.opensource.org/licenses/mit-license.php
-	Author Tobias Koppers @sokra
-*/
-
-"use strict";
-
-const { STAGE_BASIC } = require("../OptimizationStages");
-const Queue = require("../util/Queue");
-const { intersect } = require("../util/SetHelpers");
-
-/** @typedef {import("../Chunk")} Chunk */
-/** @typedef {import("../ChunkGroup")} ChunkGroup */
-/** @typedef {import("../Compiler")} Compiler */
-
-class RemoveParentModulesPlugin {
-	/**
-	 * @param {Compiler} compiler the compiler
-	 * @returns {void}
-	 */
-	apply(compiler) {
-		compiler.hooks.compilation.tap("RemoveParentModulesPlugin", compilation => {
-			/**
-			 * @param {Iterable<Chunk>} chunks the chunks
-			 * @param {ChunkGroup[]} chunkGroups the chunk groups
-			 */
-			const handler = (chunks, chunkGroups) => {
-				const chunkGraph = compilation.chunkGraph;
-				const queue = new Queue();
-				const availableModulesMap = new WeakMap();
-
-				for (const chunkGroup of compilation.entrypoints.values()) {
-					// initialize available modules for chunks without parents
-					availableModulesMap.set(chunkGroup, new Set());
-					for (const child of chunkGroup.childrenIterable) {
-						queue.enqueue(child);
-					}
-				}
-				for (const chunkGroup of compilation.asyncEntrypoints) {
-					// initialize available modules for chunks without parents
-					availableModulesMap.set(chunkGroup, new Set());
-					for (const child of chunkGroup.childrenIterable) {
-						queue.enqueue(child);
-					}
-				}
-
-				while (queue.length > 0) {
-					const chunkGroup = queue.dequeue();
-					let availableModules = availableModulesMap.get(chunkGroup);
-					let changed = false;
-					for (const parent of chunkGroup.parentsIterable) {
-						const availableModulesInParent = availableModulesMap.get(parent);
-						if (availableModulesInParent !== undefined) {
-							// If we know the available modules in parent: process these
-							if (availableModules === undefined) {
-								// if we have not own info yet: create new entry
-								availableModules = new Set(availableModulesInParent);
-								for (const chunk of parent.chunks) {
-									for (const m of chunkGraph.getChunkModulesIterable(chunk)) {
-										availableModules.add(m);
-									}
-								}
-								availableModulesMap.set(chunkGroup, availableModules);
-								changed = true;
-							} else {
-								for (const m of availableModules) {
-									if (
-										!chunkGraph.isModuleInChunkGroup(m, parent) &&
-										!availableModulesInParent.has(m)
-									) {
-										availableModules.delete(m);
-										changed = true;
-									}
-								}
-							}
-						}
-					}
-					if (changed) {
-						// if something changed: enqueue our children
-						for (const child of chunkGroup.childrenIterable) {
-							queue.enqueue(child);
-						}
-					}
-				}
-
-				// now we have available modules for every chunk
-				for (const chunk of chunks) {
-					const availableModulesSets = Array.from(
-						chunk.groupsIterable,
-						chunkGroup => availableModulesMap.get(chunkGroup)
-					);
-					if (availableModulesSets.some(s => s === undefined)) continue; // No info about this chunk group
-					const availableModules =
-						availableModulesSets.length === 1
-							? availableModulesSets[0]
-							: intersect(availableModulesSets);
-					const numberOfModules = chunkGraph.getNumberOfChunkModules(chunk);
-					const toRemove = new Set();
-					if (numberOfModules < availableModules.size) {
-						for (const m of chunkGraph.getChunkModulesIterable(chunk)) {
-							if (availableModules.has(m)) {
-								toRemove.add(m);
-							}
-						}
-					} else {
-						for (const m of availableModules) {
-							if (chunkGraph.isModuleInChunk(m, chunk)) {
-								toRemove.add(m);
-							}
-						}
-					}
-					for (const module of toRemove) {
-						chunkGraph.disconnectChunkAndModule(chunk, module);
-					}
-				}
-			};
-			compilation.hooks.optimizeChunks.tap(
-				{
-					name: "RemoveParentModulesPlugin",
-					stage: STAGE_BASIC
-				},
-				handler
-			);
-		});
-	}
-}
-module.exports = RemoveParentModulesPlugin;