message: default mass array for histos
diff: @@ -1398,6 +1398,21 @@ void AliAnaCaloTrackCorrBaseClass::InitHistoRangeArrays()
  GetHistogramRanges()->SetHistoExoticityArr(fBinsArray);
  }
  + if ( GetHistogramRanges()->GetHistoMassArr().GetSize() == 0 )
  + {
  + Float_t min = GetHistogramRanges()->GetHistoMassMin();
  + Float_t max = GetHistogramRanges()->GetHistoMassMax();
  + Float_t binWidth = (max - min) / GetHistogramRanges()->GetHistoMassBins();
  +
  + TCustomBinning massBinning;
  + massBinning.SetMinimum(min);
  + massBinning.AddStep(max, binWidth);
  +
  + TArrayD massBinsArray;
  + massBinning.CreateBinEdges(massBinsArray);
  + GetHistogramRanges()->SetHistoMassArr(massBinsArray);
  + }
  +
  if ( GetHistogramRanges()->GetHistoCentralityArr().GetSize() == 0 )
  AliAnaCaloTrackCorrBaseClass::SetEventCentralityBins();
  }
  