Merge "[2/3] Remove unnecessary throws statement in ServiceManager"

    static class SystemPropPoker extends AsyncTask<Void, Void, Void> {

        @Override

        protected Void doInBackground(Void... params) {

            String[] services;

            try {

                services = ServiceManager.listServices();

            } catch (RemoteException e) {

                return null;

            }

            String[] services = ServiceManager.listServices();

            for (String service : services) {

                IBinder obj = ServiceManager.checkService(service);

                if (obj != null) {