Revert r15361 "Improved function entry hook coverage" because of ARM build error.

R=siggi@chromium.org
BUG=

Review URL: https://chromiumcodereview.appspot.com/18062006

git-svn-id: https://v8.googlecode.com/svn/branches/bleeding_edge@15365 ce2b1a6d-e550-0410-aec6-3dcde31c8c00
Type handling for special cases and optimization

R=rossberg@chromium.org

Review URL: https://codereview.chromium.org/18078002

git-svn-id: https://v8.googlecode.com/svn/branches/bleeding_edge@15366 ce2b1a6d-e550-0410-aec6-3dcde31c8c00