Merge "[Issue fix] Hearing aids subtitle status is not updated."

import androidx.annotation.VisibleForTesting;

import androidx.annotation.VisibleForTesting;

import androidx.fragment.app.FragmentManager;

import androidx.fragment.app.FragmentManager;

import androidx.lifecycle.Lifecycle.Event;

import androidx.lifecycle.LifecycleObserver;

import androidx.lifecycle.OnLifecycleEvent;

import androidx.preference.Preference;

import androidx.preference.Preference;

import androidx.preference.PreferenceScreen;

import androidx.preference.PreferenceScreen;

import com.android.settings.core.SubSettingLauncher;

import com.android.settings.core.SubSettingLauncher;

import com.android.settingslib.bluetooth.CachedBluetoothDevice;

import com.android.settingslib.bluetooth.CachedBluetoothDevice;

import com.android.settingslib.bluetooth.LocalBluetoothManager;

import com.android.settingslib.bluetooth.LocalBluetoothManager;

import com.android.settingslib.core.lifecycle.LifecycleObserver;

import com.android.settingslib.core.lifecycle.events.OnPause;

import com.android.settingslib.core.lifecycle.events.OnResume;

import java.util.Iterator;

import java.util.Iterator;

import java.util.List;

import java.util.List;

 * Controller that shows and updates the bluetooth device name

 * Controller that shows and updates the bluetooth device name

 */

 */

public class AccessibilityHearingAidPreferenceController extends BasePreferenceController

public class AccessibilityHearingAidPreferenceController extends BasePreferenceController

        implements LifecycleObserver, OnResume, OnPause {

        implements LifecycleObserver {

    private static final String TAG = "AccessibilityHearingAidPreferenceController";

    private static final String TAG = "AccessibilityHearingAidPreferenceController";

    private Preference mHearingAidPreference;

    private Preference mHearingAidPreference;

        return mHearingAidProfileSupported ? AVAILABLE : UNSUPPORTED_ON_DEVICE;

        return mHearingAidProfileSupported ? AVAILABLE : UNSUPPORTED_ON_DEVICE;

    }

    }

    @Override

    @OnLifecycleEvent(Event.ON_RESUME)

    public void onResume() {

    public void onResume() {

        if (mHearingAidProfileSupported) {

        if (mHearingAidProfileSupported) {

            IntentFilter filter = new IntentFilter();

            IntentFilter filter = new IntentFilter();

        }

        }

    }

    }

    @Override

    @OnLifecycleEvent(Event.ON_PAUSE)

    public void onPause() {

    public void onPause() {

        if (mHearingAidProfileSupported) {

        if (mHearingAidProfileSupported) {

            mContext.unregisterReceiver(mHearingAidChangedReceiver);

            mContext.unregisterReceiver(mHearingAidChangedReceiver);