message: Remove unused aliases
diff: -import { alias } from '@ember-decorators/object/computed';
  import { service } from '@ember-decorators/service';
  import Service from '@ember/service';
  import { task, TaskInstance } from 'ember-concurrency';
  @@ -17,12 +16,6 @@ export default class RouteContextService extends Service {
  modelName?: ReferentModelName;
  guidTaskInstance?: TaskInstance<ReferentModel>;
  - @alias('guidTaskInstance.last.value')
  - model?: ReferentModel;
  -
  - @alias('guidTaskInstance.last.isRunning')
  - loading?: boolean;
  -
  loadModel = task(function *(
  this: RouteContextService,
  guid: string,
  