object then we just return an out of memory failure object (instead of a retry
after GC failure object).  Not all places that checked for retry-after-GC were
able to handle an immediate out of memory failure.

This fixes http://code.google.com/p/v8/issues/detail?id=70
Review URL: http://codereview.chromium.org/6340

git-svn-id: http://v8.googlecode.com/svn/branches/bleeding_edge@477 ce2b1a6d-e550-0410-aec6-3dcde31c8c00