build.webkit.org currently has a single Leaks bot: <http://build.webkit.org/builders/SnowLeopard%20Intel%20Leaks>. It tests Debug builds of WebKit1 on SnowLeopard.
It would be great to have a WebKit2 Leaks bot. (It would also be great to have a Lion Leaks bot, but that's a separate issue.)
*** Bug 167851 has been marked as a duplicate of this bug. ***