message: Make AliPerformanceTPC declaration more like in master
diff: @@ -89,9 +89,9 @@ private:
  static Bool_t fgUseMergeTHnSparse;
  // TPC histogram
  - THnSparseF *fTPCClustHisto; // padRow:phi:TPCside
  - THnSparseF *fTPCEventHisto; // Xv:Yv:Zv:mult:multP:multN:vertStatus
  - THnSparseF *fTPCTrackHisto; // nClust:chi2PerClust:nClust/nFindableClust:DCAr:DCAz:eta:phi:pt:charge:vertStatus
  + THnSparseF *fTPCClustHisto; //-> padRow:phi:TPCside
  + THnSparseF *fTPCEventHisto; //-> Xv:Yv:Zv:mult:multP:multN:vertStatus
  + THnSparseF *fTPCTrackHisto; //-> nClust:chi2PerClust:nClust/nFindableClust:DCAr:DCAz:eta:phi:pt:charge:vertStatus
  TObjArray* fFolderObj; // array of analysed histograms
  // analysis folder
  