chore: router move-only

modules/@angular/router/index.ts

@@ -1 +1,21 @@
-export * from './router';
+/**
+ * @module
+ * @description
+ * Alternative implementation of the router. Experimental.
+ */
+
+export {Router, RouterOutletMap} from './src/alt_router/router';
+export {RouteSegment, UrlSegment, Tree, UrlTree, RouteTree} from './src/alt_router/segments';
+export {Routes} from './src/alt_router/metadata/decorators';
+export {Route} from './src/alt_router/metadata/metadata';
+export {
+  RouterUrlSerializer,
+  DefaultRouterUrlSerializer
+} from './src/alt_router/router_url_serializer';
+export {OnActivate, CanDeactivate} from './src/alt_router/interfaces';
+export {ROUTER_PROVIDERS} from './src/alt_router/router_providers';
+
+import {RouterOutlet} from './src/alt_router/directives/router_outlet';
+import {RouterLink} from './src/alt_router/directives/router_link';
+
+export const ROUTER_DIRECTIVES: any[] = /*@ts2dart_const*/[RouterOutlet, RouterLink];