import android.net.http.SslError;
import android.os.AsyncTask;
import android.os.Bundle;
-import android.support.annotation.NonNull;
-// `AppCompatDialogFragment` is used instead of `DialogFragment` to avoid an error on API <=22.
-import android.support.v7.app.AppCompatDialogFragment;
import android.text.SpannableStringBuilder;
import android.text.Spanned;
import android.text.style.ForegroundColorSpan;
import android.view.WindowManager;
import android.widget.TextView;
+import androidx.annotation.NonNull;
+import androidx.fragment.app.DialogFragment; // The AndroidX dialog fragment must be used or an error is produced on API <=22.
+
import com.stoutner.privacybrowser.R;
import com.stoutner.privacybrowser.activities.MainWebViewActivity;
import java.text.DateFormat;
import java.util.Date;
-public class SslCertificateErrorDialog extends AppCompatDialogFragment {
+public class SslCertificateErrorDialog extends DialogFragment {
// `sslCertificateErrorListener` is used in `onAttach` and `onCreateDialog`.
private SslCertificateErrorListener sslCertificateErrorListener;