Fix exception on deleting last tab, fixes #10460 !strict (regression from [19970]).
Fix exception on deleting last tab, fixes #10460 !strict (regression from [19970]).

git-svn-id: 674a2d6b1e32e53f607eb824547723f32280967e@20946 560b804f-0ae3-0310-86f3-f6aa0a117693

redaktor/deliteful