Skip test that times out.

BUG=v8:3503
LOG=n
TBR=jochen@chromium.org

Review URL: https://codereview.chromium.org/458133002

git-svn-id: https://v8.googlecode.com/svn/branches/bleeding_edge@23025 ce2b1a6d-e550-0410-aec6-3dcde31c8c00