fix(Docs): Remove (no longer applicable) scary warning about overrides.
fix(Docs): Remove (no longer applicable) scary warning about overrides.

PiperOrigin-RevId: 187680065

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