docs: function (id) {
              this.cleanCache();
  
              // store id to identify changes during callback execution
              if (this._changed) {
                  this._changed[id] = true;
              }
  
              if (this.__delegateMapping) {
                  this.__delegateMapping[id].$dispose();
                  delete this.__delegateMapping[id];
                  this.__idMgr.releaseId(id);
              }
          }