message: fixing wrong default
diff: @@ -18,7 +18,7 @@ AliNanoAODHeader::AliNanoAODHeader():
  fMagField(-1),
  fOfflineTrigger(-1),
  fRunNumber(-1),
  - fNumberOfESDTracks(0)
  + fNumberOfESDTracks(-1)
  {
  // default ctor
  @@ -42,7 +42,7 @@ AliNanoAODHeader::AliNanoAODHeader(Int_t size):
  fMagField(-1),
  fOfflineTrigger(-1),
  fRunNumber(-1),
  - fNumberOfESDTracks(0)
  + fNumberOfESDTracks(-1)
  {
  for (int i=0; i<4; i++)
  fT0Spread[i] = -1;
  @@ -65,7 +65,7 @@ AliNanoAODHeader::AliNanoAODHeader(Int_t size, Int_t sizeInt):
  fMagField(-1),
  fOfflineTrigger(-1),
  fRunNumber(-1),
  - fNumberOfESDTracks(0)
  + fNumberOfESDTracks(-1)
  {
  for (int i=0; i<4; i++)
  fT0Spread[i] = -1;
  