Merge "Update reference to config_onlySingleDcAllowed"

     * @return true if only single DataConnection is allowed

     */

    private boolean isOnlySingleDcAllowed(int rilRadioTech) {

        int[] singleDcRats = mPhone.getContext().getResources().getIntArray(

                com.android.internal.R.array.config_onlySingleDcAllowed);

        // Default single dc rats with no knowledge of carrier

        int[] singleDcRats = null;

        // get the carrier specific value, if it exists, from CarrierConfigManager

        // generally configManager and bundle should not be null, but if they are it should be okay

        // to leave singleDcRats null as well

        CarrierConfigManager configManager = (CarrierConfigManager)

                mPhone.getContext().getSystemService(Context.CARRIER_CONFIG_SERVICE);

        if (configManager != null) {

            PersistableBundle bundle = configManager.getConfig();

            if (bundle != null) {

                singleDcRats = bundle.getIntArray(

                        CarrierConfigManager.KEY_ONLY_SINGLE_DC_ALLOWED_INT_ARRAY);

            }

        }

        boolean onlySingleDcAllowed = false;

        if (Build.IS_DEBUGGABLE &&

                SystemProperties.getBoolean("persist.telephony.test.singleDc", false)) {