SGTools: Fix dummy proxy leak.
When we remove a proxy, be sure to decrement the reference count even if it's not in m_storeMap. A dummy proxy won't have been entered there, but it will still have gotten a reference count.
Edited by Scott Snyder
When we remove a proxy, be sure to decrement the reference count even if it's not in m_storeMap. A dummy proxy won't have been entered there, but it will still have gotten a reference count.