Implement Dbg::LastDebuggerActivity properly.
Implement Dbg::LastDebuggerActivity properly.

Don't know why I hadn't plumbed these together already.

Change-Id: I4d41dd97d67afdb70d38fb1df7bd0c59136bc0a4

treadstoneproject/artinst,treadstoneproject/artinst,treadstoneproject/artinst,treadstoneproject/artinst,treadstoneproject/artinst