Use the standard option parser to load the internal plugins.

packages/babel-core/src/transformation/file/index.js

@@ -16,16 +16,17 @@ import path from "path";
 import * as t from "babel-types";
 
 import resolve from "../../helpers/resolve";
+import OptionManager from "./options/option-manager";
 
 import blockHoistPlugin from "../internal-plugins/block-hoist";
 import shadowFunctionsPlugin from "../internal-plugins/shadow-functions";
 
 const shebangRegex = /^#!.*/;
 
-const INTERNAL_PLUGINS = [
-  [blockHoistPlugin],
-  [shadowFunctionsPlugin],
-];
+const INTERNAL_PLUGINS = new OptionManager().init({
+  babelrc: false,
+  plugins: [ blockHoistPlugin, shadowFunctionsPlugin ],
+}).plugins;
 
 const errorVisitor = {
   enter(path, state) {

packages/babel-core/src/transformation/internal-plugins/block-hoist.js

@@ -1,7 +1,6 @@
-import Plugin from "../plugin";
 import sortBy from "lodash/sortBy";
 
-export default new Plugin({
+export default {
   /**
    * [Please add a description.]
    *
@@ -39,4 +38,4 @@ export default new Plugin({
       },
     },
   },
-});
+};

packages/babel-core/src/transformation/internal-plugins/shadow-functions.js

@@ -1,4 +1,3 @@
-import Plugin from "../plugin";
 import * as t from "babel-types";
 
 const SUPER_THIS_BOUND = Symbol("super this bound");
@@ -15,7 +14,7 @@ const superVisitor = {
   },
 };
 
-export default new Plugin({
+export default {
   name: "internal.shadowFunctions",
 
   visitor: {
@@ -29,7 +28,7 @@ export default new Plugin({
       }
     },
   },
-});
+};
 
 function shouldShadow(path, shadowPath) {
   if (path.is("_forceShadow")) {