Revert "Every place where AllocationMemento is initialized with an"

This reverts r16705 for breaking Windows build.

R=dslomov@chromium.org

Review URL: https://codereview.chromium.org/23447031

git-svn-id: https://v8.googlecode.com/svn/branches/bleeding_edge@16706 ce2b1a6d-e550-0410-aec6-3dcde31c8c00