tree a68fb759cf7adba934e2471401f4a471b6acd8f8
parent 3a14c6bdcc973838660dd7eb89302e349b39daec
author Hall Liu <hallliu@google.com> 1603743671 -0700
committer Hall Liu <hallliu@google.com> 1603743737 -0700

Update docs for TelephonyManager#getServiceState

Add a link to the alternative way of obtaining service state through
PhoneStateListener

Fixes: 171704709
Test: docs only
Change-Id: Iee5d8a68b93ecc4029ae21ccac52dc93d56dc253