- Add a protection in SetShowProjectionX and Y   in case the 1D histogram showing the projection   was not created.
- Add a protection in SetShowProjectionX and Y
  in case the 1D histogram showing the projection
  was not created.


git-svn-id: ecbadac9c76e8cf640a0bca86f6bd796c98521e3@38229 27541ba8-7e3a-0410-8455-c3a389f83636

bbannier/ROOT,bbannier/ROOT,bbannier/ROOT,bbannier/ROOT,bbannier/ROOT,bbannier/ROOT,bbannier/ROOT