refactor: move angular source to /packages rather than modules/@angular

packages/platform-browser-dynamic/src/private_export.ts

@@ -0,0 +1,10 @@
+/**
+ * @license
+ * Copyright Google Inc. All Rights Reserved.
+ *
+ * Use of this source code is governed by an MIT-style license that can be
+ * found in the LICENSE file at https://angular.io/license
+ */
+
+export {INTERNAL_BROWSER_DYNAMIC_PLATFORM_PROVIDERS as ɵINTERNAL_BROWSER_DYNAMIC_PLATFORM_PROVIDERS} from './platform_providers';
+export {ResourceLoaderImpl as ɵResourceLoaderImpl} from './resource_loader/resource_loader_impl';