Sort functions in polymorphic calls based on overall profiling ticks and inlined AST size.

R=svenpanne@chromium.org

Review URL: https://codereview.chromium.org/248953002

git-svn-id: https://v8.googlecode.com/svn/branches/bleeding_edge@20897 ce2b1a6d-e550-0410-aec6-3dcde31c8c00