Use main looper for PhoneStateListener

Also init all subIds to INVALID in constructor

Change-Id: Ic66a2e5a24dbc10d52db0069f0e863c96ec12513
Fixes: 118070636
Test: Manual

src/com/android/settings/network/telephony/DataUsagePreferenceController.java

@@ -43,6 +43,7 @@ public class DataUsagePreferenceController extends BasePreferenceController {
 
     public DataUsagePreferenceController(Context context, String key) {
         super(context, key);
+        mSubId = SubscriptionManager.INVALID_SUBSCRIPTION_ID;
     }
 
     @Override