tree 01e828d4b2ec99611acb154169a992caa70be825
parent ee96c3a259ad1ee3a8604730f8c722224ec07a50
author ryanywlin <ryanywlin@google.com> 1528439794 +0800
committer ryanywlin <ryanywlin@google.com> 1528441522 +0800

2nd attempt handle BT is not supported on emulator

Error handle before using LocalBluetoothManager in the onStart
and onStop

Bug: 80491267
Test: make RunSettingsRoboTests ROBOTEST_FILTER="AudioOutputSwitchPreferenceControllerTest" -j42
Change-Id: I47f7d3b7cddc2fbbafb8fb5cf0fb6adb2d0d2d55