tree e8f61ea165c6e3a82bd99bf0ab1b5fc3fd9f3cb7
parent 1812aabcec0b3d87341b2c08ba4f41aa85a998dc
author Jeremy Goldman <goldmanj@google.com> 1618468254 +0800
committer Jeremy Goldman <goldmanj@google.com> 1618468420 +0800

Check if the SubscriptionsChangeListener has been started before stop

calling mContext.unregisterReceiver on an unregistered broadcast
receiver will result in an exception. To make the
SubscriptionsChangeListener safe from this kind of error, add a check to
see whether start has been called before implementing stop's
functionality.

Bug: 184662284
Bug: 184521296
Test: atest -c SettingsUnitTests
Change-Id: Ie901ac6d89f954749793e95923a4a1b1945b9999