power: Respect global vibration setting for charging sounds

    @Nullable private final StatusBarManagerInternal mStatusBarManagerInternal;

    private final TrustManager mTrustManager;

    private final Vibrator mVibrator;

    private final AudioManager mAudioManager;

    private final NotifierHandler mHandler;

    private final Intent mScreenOnIntent;

        mStatusBarManagerInternal = LocalServices.getService(StatusBarManagerInternal.class);

        mTrustManager = mContext.getSystemService(TrustManager.class);

        mVibrator = mContext.getSystemService(Vibrator.class);

        mAudioManager = mContext.getSystemService(AudioManager.class);

        mHandler = new NotifierHandler(looper);

        mScreenOnIntent = new Intent(Intent.ACTION_SCREEN_ON);

        final boolean dndOff = Settings.Global.getInt(mContext.getContentResolver(),

                Settings.Global.ZEN_MODE, Settings.Global.ZEN_MODE_IMPORTANT_INTERRUPTIONS)

                == Settings.Global.ZEN_MODE_OFF;

        return enabled && dndOff;

        final boolean silentMode = mAudioManager.getRingerModeInternal()

                == AudioManager.RINGER_MODE_SILENT;

        return enabled && dndOff && !silentMode;

    }

    private final class NotifierHandler extends Handler {