Tweaks
Tweaks

Closes https://github.com/dart-lang/angular/pull/492

GitOrigin-RevId=b0e9aced55a05fd3f016349f800ad19c60496553
PiperOrigin-RevId: 160707420

angulardart/angular,chalin/angular2,angulardart/angular,matanlurey/angular,kevmoo/angular,kevmoo/angular,matanlurey/angular,angulardart/angular,matanlurey/angular,kevmoo/angular,chalin/angular2,chalin/angular2