Ensure deopt entries have no relocation information.

R=ulan@chromium.org
BUG=chromium:176943

Review URL: https://codereview.chromium.org/12314012

git-svn-id: https://v8.googlecode.com/svn/branches/bleeding_edge@13698 ce2b1a6d-e550-0410-aec6-3dcde31c8c00