remove babel-polyfill and update plugins to work with uplifted version

babel.config.js

@@ -16,7 +16,7 @@ module.exports = function(api) {
             }]
         ],
         "plugins": [
-            "babel-plugin-syntax-dynamic-import",
+            "dynamic-import-node",
             [
                 "babel-plugin-transform-builtin-extend", {
                     "globals": ["Error"]

package-lock.json

@@ -2662,11 +2662,14 @@
         "babel-runtime": "^6.22.0"
       }
     },
-    "babel-plugin-syntax-dynamic-import": {
-      "version": "6.18.0",
-      "resolved": "https://registry.npmjs.org/babel-plugin-syntax-dynamic-import/-/babel-plugin-syntax-dynamic-import-6.18.0.tgz",
-      "integrity": "sha1-jWomIpyDdFqZgqRBBRVyyqF5sdo=",
-      "dev": true
+    "babel-plugin-dynamic-import-node": {
+      "version": "2.2.0",
+      "resolved": "https://registry.npmjs.org/babel-plugin-dynamic-import-node/-/babel-plugin-dynamic-import-node-2.2.0.tgz",
+      "integrity": "sha512-fP899ELUnTaBcIzmrW7nniyqqdYWrWuJUyPWHxFa/c7r7hS6KC8FscNfLlBNIoPSc55kYMGEEKjPjJGCLbE1qA==",
+      "dev": true,
+      "requires": {
+        "object.assign": "^4.1.0"
+      }
     },
     "babel-plugin-transform-builtin-extend": {
       "version": "1.1.2",
@@ -2677,31 +2680,6 @@
         "babel-template": "^6.3.0"
       }
     },
-    "babel-polyfill": {
-      "version": "6.26.0",
-      "resolved": "https://registry.npmjs.org/babel-polyfill/-/babel-polyfill-6.26.0.tgz",
-      "integrity": "sha1-N5k3q8Z9eJWXCtxiHyhM2WbPIVM=",
-      "dev": true,
-      "requires": {
-        "babel-runtime": "^6.26.0",
-        "core-js": "^2.5.0",
-        "regenerator-runtime": "^0.10.5"
-      },
-      "dependencies": {
-        "core-js": {
-          "version": "2.6.5",
-          "resolved": "https://registry.npmjs.org/core-js/-/core-js-2.6.5.tgz",
-          "integrity": "sha512-klh/kDpwX8hryYL14M9w/xei6vrv6sE8gTHDG7/T/+SEovB/G4ejwcfE/CBzO6Edsu+OETZMZ3wcX/EjUkrl5A==",
-          "dev": true
-        },
-        "regenerator-runtime": {
-          "version": "0.10.5",
-          "resolved": "https://registry.npmjs.org/regenerator-runtime/-/regenerator-runtime-0.10.5.tgz",
-          "integrity": "sha1-M2w+/BIgrc7dosn6tntaeVWjNlg=",
-          "dev": true
-        }
-      }
-    },
     "babel-runtime": {
       "version": "6.26.0",
       "resolved": "https://registry.npmjs.org/babel-runtime/-/babel-runtime-6.26.0.tgz",
@@ -10371,6 +10349,12 @@
         }
       }
     },
+    "object-keys": {
+      "version": "1.1.0",
+      "resolved": "https://registry.npmjs.org/object-keys/-/object-keys-1.1.0.tgz",
+      "integrity": "sha512-6OO5X1+2tYkNyNEx6TsCxEqFfRWaqx6EtMiSbGrw8Ob8v9Ne+Hl8rBAgLBZn5wjEz3s/s6U1WXFUFOcxxAwUpg==",
+      "dev": true
+    },
     "object-visit": {
       "version": "1.0.1",
       "resolved": "https://registry.npmjs.org/object-visit/-/object-visit-1.0.1.tgz",
@@ -10380,6 +10364,18 @@
         "isobject": "^3.0.0"
       }
     },
+    "object.assign": {
+      "version": "4.1.0",
+      "resolved": "https://registry.npmjs.org/object.assign/-/object.assign-4.1.0.tgz",
+      "integrity": "sha512-exHJeq6kBKj58mqGyTQ9DFvrZC/eR6OwxzoM9YRoGBqrXYonaFyGiFMuc9VZrXf7DarreEwMpurG3dd+CNyW5w==",
+      "dev": true,
+      "requires": {
+        "define-properties": "^1.1.2",
+        "function-bind": "^1.1.1",
+        "has-symbols": "^1.0.0",
+        "object-keys": "^1.0.11"
+      }
+    },
     "object.getownpropertydescriptors": {
       "version": "2.0.3",
       "resolved": "https://registry.npmjs.org/object.getownpropertydescriptors/-/object.getownpropertydescriptors-2.0.3.tgz",

package.json

@@ -37,8 +37,7 @@
     "autoprefixer": "^9.5.0",
     "babel-eslint": "^10.0.1",
     "babel-loader": "^8.0.5",
-    "babel-plugin-syntax-dynamic-import": "^6.18.0",
-    "babel-polyfill": "^6.26.0",
+    "babel-plugin-dynamic-import-node": "^2.2.0",
     "chromedriver": "^2.46.0",
     "colors": "^1.3.3",
     "css-loader": "^2.1.1",
@@ -82,7 +81,6 @@
     "worker-loader": "^2.0.0"
   },
   "dependencies": {
-    "@babel/polyfill": "^7.4.0",
     "@babel/runtime": "^7.4.2",
     "arrive": "^2.4.1",
     "babel-plugin-transform-builtin-extend": "1.1.2",

src/node/config/scripts/generateNodeIndex.mjs

@@ -38,7 +38,6 @@ let code = `/**
 /* eslint camelcase: 0 */
 
 
-import "babel-polyfill";
 import NodeDish from "./NodeDish";
 import { _wrap, help, bake, _explainExludedFunction } from "./api";
 import File from "./File";

src/node/index.mjs

@@ -9,7 +9,6 @@
 /* eslint camelcase: 0 */
 
 
-import "babel-polyfill";
 import NodeDish from "./NodeDish";
 import { _wrap, help, bake, _explainExludedFunction } from "./api";
 import File from "./File";

src/node/repl-index.mjs

@@ -10,7 +10,6 @@
 import chef from "./index";
 import repl from "repl";
 import File from "./File";
-import "babel-polyfill";
 
 /*eslint no-console: ["off"] */
 

tests/node/index.mjs

@@ -9,7 +9,6 @@
  * @copyright Crown Copyright 2018
  * @license Apache-2.0
  */
-import "babel-polyfill";
 
 import {
     setLongTestFailure,