setting the device to RINGER_MODE_NORMAL or RINGER_MODE_VIBRATE
causes the device to leave priority mode.
Change-Id: I9a7be4529f757417a62ca376df39bf01309e1e69
See first comment on CL for the doc staging location. Setting up a
redirect for the old page with CL http://ag/566783
Change-Id: Ibd391cb3fe357495ecf3dc70b1edeadee12075f3