Not all tools require these to be absolute, full qualified class
names. But some do. This does make the code more compatible with all
kinds of tools.
Change-Id: Ie7f9d9469b7a48b2fe908d3428fca9ec0120f855
It's (mostly) unused, and it would become problematic once we have
notifications from multiple places (where those ids could conflict)
Change-Id: Ib3bb5ae1e5689037b38290c9ce3d8691f52582b0