Remove modules from source

node_modules/babel-plugin-minify-mangle-names/lib/counted-set.js

@@ -1,37 +0,0 @@
-"use strict";
-
-// Set that counts
-module.exports = class CountedSet {
-  constructor() {
-    // because you can't simply extend Builtins yet
-    this.map = new Map();
-  }
-
-  keys() {
-    return [...this.map.keys()];
-  }
-
-  has(value) {
-    return this.map.has(value);
-  }
-
-  add(value) {
-    if (!this.has(value)) {
-      this.map.set(value, 0);
-    }
-
-    this.map.set(value, this.map.get(value) + 1);
-  }
-
-  delete(value) {
-    if (!this.has(value)) return;
-    const count = this.map.get(value);
-
-    if (count <= 1) {
-      this.map.delete(value);
-    } else {
-      this.map.set(value, count - 1);
-    }
-  }
-
-};