Fix.

node_modules/acorn-walk/package.json

@@ -0,0 +1,63 @@
+{
+  "_from": "acorn-walk@^6.0.1",
+  "_id": "acorn-walk@6.2.0",
+  "_inBundle": false,
+  "_integrity": "sha512-7evsyfH1cLOCdAzZAd43Cic04yKydNx0cF+7tiA19p1XnLLPU4dpCQOqpjqwokFe//vS0QqfqqjCS2JkiIs0cA==",
+  "_location": "/acorn-walk",
+  "_phantomChildren": {},
+  "_requested": {
+    "type": "range",
+    "registry": true,
+    "raw": "acorn-walk@^6.0.1",
+    "name": "acorn-walk",
+    "escapedName": "acorn-walk",
+    "rawSpec": "^6.0.1",
+    "saveSpec": null,
+    "fetchSpec": "^6.0.1"
+  },
+  "_requiredBy": [
+    "/acorn-globals"
+  ],
+  "_resolved": "https://registry.npmjs.org/acorn-walk/-/acorn-walk-6.2.0.tgz",
+  "_shasum": "123cb8f3b84c2171f1f7fb252615b1c78a6b1a8c",
+  "_spec": "acorn-walk@^6.0.1",
+  "_where": "E:\\github\\setup-java\\node_modules\\acorn-globals",
+  "bugs": {
+    "url": "https://github.com/acornjs/acorn/issues"
+  },
+  "bundleDependencies": false,
+  "deprecated": false,
+  "description": "ECMAScript (ESTree) AST walker",
+  "engines": {
+    "node": ">=0.4.0"
+  },
+  "homepage": "https://github.com/acornjs/acorn",
+  "license": "MIT",
+  "main": "dist/walk.js",
+  "maintainers": [
+    {
+      "name": "Marijn Haverbeke",
+      "email": "marijnh@gmail.com",
+      "url": "https://marijnhaverbeke.nl"
+    },
+    {
+      "name": "Ingvar Stepanyan",
+      "email": "me@rreverser.com",
+      "url": "https://rreverser.com/"
+    },
+    {
+      "name": "Adrian Heine",
+      "url": "http://adrianheine.de"
+    }
+  ],
+  "module": "dist/walk.mjs",
+  "name": "acorn-walk",
+  "repository": {
+    "type": "git",
+    "url": "git+https://github.com/acornjs/acorn.git"
+  },
+  "scripts": {
+    "prepare": "cd ..; npm run build:walk"
+  },
+  "version": "6.2.0"
+}