anchor.diff:  
   ngAfterViewInit() {
     this.grid.nativeElement.then(() => {
  -      ...
  +     // Some code to configure the grid.
     });
   }
   ----
  
positive.code: 
  [source,bash]
  ----
  npm install vaadin/vaadin-ng2-polymer
  ----
  
  Although Angular 2 dependecies are typically installed via npm, Vaadin Elements require installation with http://bower.io[Bower].
  
negative.code: 
  == Importing
  
  Import the Polymer directive as follows.
  
  [source,javascript]
  ----
  import { PolymerElement } from '../node_modules/@vaadin/angular2-polymer/polymer-element';
  ----
  
  Your Angular 2 component also needs to declare the usage of the directive.
  