Merge "[Wi-Fi] Fix thread leak in WifiConnectionPreferenceController"

import android.os.SystemClock;

import androidx.annotation.VisibleForTesting;

import androidx.lifecycle.LifecycleObserver;

import androidx.lifecycle.OnLifecycleEvent;

import androidx.preference.PreferenceGroup;

import androidx.preference.PreferenceScreen;

 * controller class when there is a wifi connection present.

 */

public class WifiConnectionPreferenceController extends AbstractPreferenceController implements

        WifiPickerTracker.WifiPickerTrackerCallback {

        WifiPickerTracker.WifiPickerTrackerCallback, LifecycleObserver {

    private static final String TAG = "WifiConnPrefCtrl";

            UpdateListener updateListener, String preferenceGroupKey, int order,

            int metricsCategory) {

        super(context);

        lifecycle.addObserver(this);

        mUpdateListener = updateListener;

        mPreferenceGroupKey = preferenceGroupKey;

        this.order = order;

                this);

    }

    /**

     * This event is triggered when users click back button at 'Network & internet'.

     */

    @OnLifecycleEvent(Lifecycle.Event.ON_DESTROY)

    public void onDestroy() {

        mWorkerThread.quit();

    }

    @Override

    public boolean isAvailable() {

        return mWifiPickerTracker.getConnectedWifiEntry() != null;