Revert "Reland "HashTable::Shrink() handlified and derived template parameter added to HashTable hierarchy.""

This reverts r20724.

TBR=jarin@chromium.org

Review URL: https://codereview.chromium.org/237043002

git-svn-id: http://v8.googlecode.com/svn/branches/bleeding_edge@20726 ce2b1a6d-e550-0410-aec6-3dcde31c8c00