refactor: change provide(...) for {provide: ...}

- provide() is deprecated,
- {} syntax is required by the offline compiler

modules/@angular/examples/compiler/ts/url_resolver/url_resolver.ts

@@ -15,5 +15,5 @@ class MyUrlResolver extends UrlResolver {
   }
 }
 
-bootstrap(MyApp, [provide(UrlResolver, {useClass: MyUrlResolver})]);
+bootstrap(MyApp, [{provide: UrlResolver, useClass: MyUrlResolver}]);
 // #enddocregion