Use StorageComponent to get SharedPreference in SpamBlockingPromoHelper

import android.app.PendingIntent;

import android.content.Context;

import android.content.DialogInterface.OnDismissListener;

import android.preference.PreferenceManager;

import android.support.design.widget.Snackbar;

import android.support.v4.os.BuildCompat;

import android.view.View;

import com.android.dialer.notification.NotificationChannelId;

import com.android.dialer.spam.SpamSettings;

import com.android.dialer.spam.promo.SpamBlockingPromoDialogFragment.OnEnableListener;

import com.android.dialer.storage.StorageComponent;

/** Helper class for showing spam blocking on-boarding promotions. */

public class SpamBlockingPromoHelper {

    }

    long lastShowMillis =

        PreferenceManager.getDefaultSharedPreferences(context.getApplicationContext())

        StorageComponent.get(context)

            .unencryptedSharedPrefs()

            .getLong(SPAM_BLOCKING_PROMO_LAST_SHOW_MILLIS, 0);

    long showPeriodMillis =

        ConfigProviderBindings.get(context)

  }

  private void updateLastShowSpamTimestamp() {

    PreferenceManager.getDefaultSharedPreferences(context.getApplicationContext())

    StorageComponent.get(context)

        .unencryptedSharedPrefs()

        .edit()

        .putLong(SPAM_BLOCKING_PROMO_LAST_SHOW_MILLIS, System.currentTimeMillis())

        .commit();

        .apply();

  }

  /**