chore(Docs): Add a note about deferred loading to component loader.
chore(Docs): Add a note about deferred loading to component loader.

PiperOrigin-RevId: 162682736

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