android - RewardedVideoAd MobileAds.getRewardedVideoAdInstance(this) は廃止されました。新しい代替手段は何ですか？

Question

RewardedVideoAd は廃止されました。新しい代替手段は何ですか？

    void loadAds(){

        RewardedVideoAd mRewardedVideoAd;
        mRewardedVideoAd.loadAd(rewarded_id, new AdRequest.Builder().build());
        mRewardedVideoAd = MobileAds.getRewardedVideoAdInstance(this);

        mRewardedVideoAd.setRewardedVideoAdListener(new RewardedVideoAdListener() {
        @Override
        public void onRewardedVideoAdLoaded() {
            AppUtils.showLog("REWARDED", "onRewardedVideoAdLoaded");
        }
        .....
        .....

    }