Merge r5182 (Revert support for ES5's propertyname production) to trunk

TBR=lrn@chromium.org
Review URL: http://codereview.chromium.org/3041050

git-svn-id: http://v8.googlecode.com/svn/trunk@5183 ce2b1a6d-e550-0410-aec6-3dcde31c8c00
7 files changed