Heap profiler: consider Function instances separately, similar to Arrays and Objects.
Heap profiler: consider Function instances separately, similar to Arrays and Objects.

Review URL: http://codereview.chromium.org/209066

git-svn-id: b158db1e4b4ab85d4c9e510fdef4b1e8c614b15b@2950 ce2b1a6d-e550-0410-aec6-3dcde31c8c00

UniversalFuture/moosh,UniversalFuture/moosh,UniversalFuture/moosh,UniversalFuture/moosh