message: Reduced size of classifier prefix; make stupid debugger allow
  breakpoint.
diff: @@ -94,12 +94,14 @@ export abstract class GeometricModelState extends ModelState {
  private loadIModelTileTree(tileTreeState: TileTreeState, asClassifier: boolean): TileTree.LoadStatus {
  const ids = new Set<string>();
  - ids.add(asClassifier ? ("Classifier_" + this.id.value) : this.id.value);
  + ids.add(asClassifier ? ("C_" + this.id.value) : this.id.value);
  this.iModel.tiles.getTileTreeProps(ids).then((result: TileTreeProps[]) => {
  tileTreeState.setTileTree(result[0], new IModelTileLoader(this.iModel, result[0].id, asClassifier));
  IModelApp.viewManager.onNewTilesReady();
  - }).catch((_err) => this._tileTreeState.loadStatus = TileTree.LoadStatus.NotFound);
  + }).catch((_err) => {
  + this._tileTreeState.loadStatus = TileTree.LoadStatus.NotFound; // on separate line because stupid chrome debugger.
  + });
  return tileTreeState.loadStatus;
  }
  