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vitalyr@chromium.org authored
This uses the fact that if a map stayed the same then the object still passes the type check. A new builtin is added to handle the API call in this case. Review URL: http://codereview.chromium.org/573003 git-svn-id: http://v8.googlecode.com/svn/branches/bleeding_edge@3825 ce2b1a6d-e550-0410-aec6-3dcde31c8c00
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