- One more fix in GetHistogram, stressGraphics did not work (test 21)   with the previous version.
- One more fix in GetHistogram, stressGraphics did not work (test 21)
  with the previous version.


git-svn-id: ecbadac9c76e8cf640a0bca86f6bd796c98521e3@28256 27541ba8-7e3a-0410-8455-c3a389f83636

bbannier/ROOT,bbannier/ROOT,dawehner/root,dawehner/root,bbannier/ROOT,dawehner/root,bbannier/ROOT,dawehner/root,bbannier/ROOT,dawehner/root,dawehner/root,dawehner/root,dawehner/root,bbannier/ROOT,bbannier/ROOT