Drops the 2 from missing Angular transformer error message
Drops the 2 from missing Angular transformer error message

Fixes https://github.com/dart-lang/angular/issues/644.

PiperOrigin-RevId: 170216612

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