BUG=v8:1937

Review URL: https://chromiumcodereview.appspot.com/9386007
Patch from Ben Noordhuis <info@bnoordhuis.nl>.

git-svn-id: http://v8.googlecode.com/svn/branches/bleeding_edge@10680 ce2b1a6d-e550-0410-aec6-3dcde31c8c00