From Markus: Fix compiler warning on Win32 VC7.1 (issue 32301).
From Markus:
Fix compiler warning on Win32 VC7.1 (issue 32301).


git-svn-id: ecbadac9c76e8cf640a0bca86f6bd796c98521e3@21455 27541ba8-7e3a-0410-8455-c3a389f83636

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