Prepare push to trunk.  Now working on version 3.23.19.

R=dslomov@chromium.org
TBR=dslomov@chromium.org

Review URL: https://codereview.chromium.org/104183003

git-svn-id: https://v8.googlecode.com/svn/branches/bleeding_edge@18250 ce2b1a6d-e550-0410-aec6-3dcde31c8c00
AllocationSite::memento_found_count() and friends need Smi access.

Some new AllocationSite fields weren't accessed with the correct
representation.

R=hpayer@chromium.org

Review URL: https://codereview.chromium.org/101783005

git-svn-id: https://v8.googlecode.com/svn/branches/bleeding_edge@18253 ce2b1a6d-e550-0410-aec6-3dcde31c8c00