Fix Windows compilation after r15750

BUG=None
TBR=yangguo@chromium.org

Review URL: https://codereview.chromium.org/19778003

git-svn-id: https://v8.googlecode.com/svn/branches/bleeding_edge@15753 ce2b1a6d-e550-0410-aec6-3dcde31c8c00
One more Windows compilation fix after r15750

BUG=None
TBR=yangguo@chromium.org

Review URL: https://codereview.chromium.org/19471006

git-svn-id: https://v8.googlecode.com/svn/branches/bleeding_edge@15754 ce2b1a6d-e550-0410-aec6-3dcde31c8c00