Merge "[Panlingual] Use the feature flag to control the new feature"

import android.os.RemoteException;

import android.os.ResultReceiver;

import android.os.ShellCallback;

import android.os.SystemProperties;

import android.os.UserHandle;

import android.provider.Settings;

import android.text.TextUtils;

 */

public class LocaleManagerService extends SystemService {

    private static final String TAG = "LocaleManagerService";

    // The feature flag control that allows the active IME to query the locales of the foreground

    // app.

    private static final String PROP_ALLOW_IME_QUERY_APP_LOCALE =

            "i18n.feature.allow_ime_query_app_locale";

    final Context mContext;

    private final LocaleManagerService.LocaleManagerBinderService mBinderService;

    private ActivityTaskManagerInternal mActivityTaskManagerInternal;

     * Checks if the calling app is the current input method.

     */

    private boolean isCallerFromCurrentInputMethod(int userId) {

        if (!SystemProperties.getBoolean(PROP_ALLOW_IME_QUERY_APP_LOCALE, true)) {

            return false;

        }

        String currentInputMethod = Settings.Secure.getStringForUser(

                mContext.getContentResolver(),

                Settings.Secure.DEFAULT_INPUT_METHOD,