Add logging to connect grant dialog event to settings pages

Also add logging to the revocation of one-time permissions.

Test: out/host/linux-x86/bin/statsd_testdrive -p com.google.android.permissioncontroller 170 213 215
Bug: 136219229
Bug: 144389816
Change-Id: I40f64180de50b0aef1a7b8174bfec82297f70743