When no SIM, we can't get active subscription info. So current code will not create TelephonyManager and cause IMEI not retrieved. Create TelephonyManager with default if no subscription info. Bug: 132215720 Test: test with SIM and without SIM to check SIM status UI and atest ImeiInfoDialogControllerTest pass Change-Id: Iaeb932ea66a6bee77136251941cca657984e456f