Unify all 3 implementations of load handling.

R=svenpanne@chromium.org

Review URL: https://chromiumcodereview.appspot.com/23496031

git-svn-id: https://v8.googlecode.com/svn/branches/bleeding_edge@16510 ce2b1a6d-e550-0410-aec6-3dcde31c8c00
Support setter inlining in CountOperation.

R=svenpanne@chromium.org

Review URL: https://chromiumcodereview.appspot.com/23757018

git-svn-id: https://v8.googlecode.com/svn/branches/bleeding_edge@16511 ce2b1a6d-e550-0410-aec6-3dcde31c8c00