tree e764c7bacf1f743c49429aaca751394959a1f248
parent d7d14eb420689d8d581757857bfb42197fb17e82
author Hall Liu <hallliu@google.com> 1592258012 -0700
committer Hall Liu <hallliu@google.com> 1592258074 -0700

Add more docs about location permission

Add documentation that indicates the requirement for location
permissions to more methods and constants in PhoneStateListener.

Bug: 158523376
Test: docs only
Change-Id: I9d785fd0fc9671652c4edb3bf7cc6184273120b8