anchor.diff:      });
     }
   
  -
     Future<Null> deleteItem(String id) async {
       await performApiCall(() async {
  -        await _api.items.delete(id);
  -
  -        if(id==primaryComparison.primaryId)
  -          primaryComparison==null;
  +      await _api.items.delete(id);
  +
  +      if (id == primaryComparison.primaryId) primaryComparison == null;
   
         await refresh();
       });
     }
   
  -  Future<Null> mergeItems(String sourceId, String targetId, {bool refresh: true}) async {
  +  Future<Null> mergeItems(String sourceId, String targetId,
  +      {bool refresh: true}) async {
       await performApiCall(() async {
         final IdRequest request = new IdRequest();
  -        request.id = sourceId;
  -        await _api.items.mergeItems(request, targetId);
  -        if(sourceId==primaryComparison.primaryId)
  -          primaryComparison==null;
  -        if(refresh)
  -          await this.refresh();
  +      request.id = sourceId;
  +      await _api.items.mergeItems(request, targetId);
  +      if (sourceId == primaryComparison.primaryId) primaryComparison == null;
  +      if (refresh) await this.refresh();
       });
     }
   
  
positive.code: 
    bool animatedComparison = true;
  
  
    DeduplicatePage(PageControlService pageControl, this._api, this._auth,
        this._router, this._params, this._location)
        : super(_auth, _router, pageControl) {
  
negative.code:         .setAvailablePageActions([PageAction.refresh, PageAction.compare]);
    }
  
    String getOtherImageId(ExtensionData data) {
      if (primaryComparison == null) return "";
      if (data.primaryId == primaryComparison.primaryId) {
        return data.secondaryId;
      } else {
        return data.primaryId;
  