Get account features before taking lock

Test: cts-tradefed run cts --skip-device-info --skip-preconditions --skip-system-status-check com.android.compatibility.common.tradefed.targetprep.NetworkConnectivityChecker -a armeabi-v7a -m CtsDevicePolicyManagerTestCases -t com.android.cts.devicepolicy.AccountCheckHostSideTest
* without having Id49f2bd5dfa80ecf35b3a23c789100ade38c2656 *

Test: adb shell am instrument -e class com.android.server.devicepolicy.DevicePolicyManagerTest -w com.android.frameworks.servicestests

Bug: 33481725
Change-Id: I1e4dd9701a76ca366f86fdaf2fc6c282e9dbe5c1