Bukkit/CraftBukkit — pull request #773 by Acrobot (2012-05-19 18:21:10+00:00)
Title: Clean the bounding box list when clearing the bounding box pool (Fixes BUKKIT-1682)

The clearBoundingBoxPool() (or, a()) method only resets the bounding box count, but it doesn't clean the list.
That way the list is never cleared - this creates a memory leak.

Associated JIRA ticket:

https://bukkit.atlassian.net/browse/BUKKIT-1682