Unbreak build fon non-TF targets.

Mips64 is affected but not for long.

TEST=
BUG=
R=jkummerow@chromium.org

Review URL: https://codereview.chromium.org/689113003

git-svn-id: https://v8.googlecode.com/svn/branches/bleeding_edge@25080 ce2b1a6d-e550-0410-aec6-3dcde31c8c00