Wait for non-stale app ops, add logs, remove useless code

Ensure the ReviewOngoingUsageFragment waits for non-stale phone call
ops, add logs to ops, logging state, remove unneeded accept method

Bug: 166837151
Test: Make a phone call, click the privacy chip, then leave the call,
wait 10 seconds, and go to another app that uses camera/mic, click the
chip- phone call should not be there.

Change-Id: I3a5362a8a5061c8373c2cec6fd73f9d9d11d4c18
Merged-In: I2837d48b3e0c985d3023bf75f3876e0e97a0d9ae