Use external pakcageName id if ActivityThread has no current PackageName

    <uses-permission android:name="android.permission.MODIFY_PHONE_STATE" />

    <uses-permission android:name="android.permission.READ_CALL_LOG" />

    <uses-permission android:name="android.permission.READ_EXTERNAL_STORAGE" />

    <uses-permission android:name="android.permission.SEND_SMS" />

    <uses-permission android:name="android.permission.STOP_APP_SWITCHES" />

    <uses-permission android:name="android.permission.VIBRATE" />

    <uses-permission android:name="android.permission.WRITE_CALL_LOG" />

package com.android.server.telecom;

// TODO: Needed for move to system service: import com.android.internal.R;

import com.android.internal.os.SomeArgs;

import android.app.Activity;

import android.app.PendingIntent;

import android.content.BroadcastReceiver;

import android.content.ComponentName;

import android.content.Context;

import android.content.Intent;

import android.content.IntentFilter;

import android.content.SharedPreferences;

import android.content.res.Resources;

import android.os.Handler;

import android.os.Looper;

import android.os.Message;

import android.telecom.Connection;

import android.telecom.Log;

import android.telecom.Response;

                    !TextUtils.isEmpty(contactName) ? contactName : phoneNumber,

                    messageParts.size());

            context.registerReceiver(receiver, new IntentFilter(ACTION_MESSAGE_SENT));

            smsManager.sendMultipartTextMessage(phoneNumber, null, messageParts,

                    sentIntents/*sentIntent*/, null /*deliveryIntent*/);

            smsManager.sendMultipartTextMessageExternal(phoneNumber, null, messageParts,

                    sentIntents/*sentIntent*/, null /*deliveryIntent*/, context.getOpPackageName());

        } catch (IllegalArgumentException e) {

            Log.w(RespondViaSmsManager.this, "Couldn't send SMS message: " +

                    e.getMessage());