Fix issue 360 - uninit reads in NtCreateThreadEx Reviewed at http://codereview.appspot.com/4439076
Fix issue 360 - uninit reads in NtCreateThreadEx
Reviewed at http://codereview.appspot.com/4439076

git-svn-id: fe3cd4388a6e5a968b09397a3d721fe124e8117a@273 5b54908e-ead4-fc18-b48a-0285e6dbc711

rnk/drmemory,rnk/drmemory,rnk/drmemory,rnk/drmemory