are different).  Is able to deserialize the whole heap and run
some stuff.  Not available as the primary snapshot system yet.
Review URL: http://codereview.chromium.org/335009

git-svn-id: http://v8.googlecode.com/svn/branches/bleeding_edge@3142 ce2b1a6d-e550-0410-aec6-3dcde31c8c00