Fixed a bug that can cause 404 in the form validation check. Contextual ancestor portion shouldn't be cached.
Fixed a bug that can cause 404 in the form validation check. Contextual ancestor portion shouldn't be cached.

git-svn-id: 28f34f9aa52bc55a5ddd5be9e183c5cccadc6ee4@28217 71c3de6d-444a-0410-be80-ed276b4c234a

stefanbrausch/hudson-main,stefanbrausch/hudson-main,stefanbrausch/hudson-main,stefanbrausch/hudson-main,stefanbrausch/hudson-main,stefanbrausch/hudson-main,stefanbrausch/hudson-main