Add default constructor for RestoreBackupDialogFragment. Should fix https://github.com/austinhuang0131/barinsta/issues/316

app/src/main/java/awais/instagrabber/dialogs/RestoreBackupDialogFragment.java

@@ -33,12 +33,14 @@ import static awais.instagrabber.utils.DownloadUtils.PERMS;
 public class RestoreBackupDialogFragment extends DialogFragment {
     private static final int STORAGE_PERM_REQUEST_CODE = 8020;
 
-    private final OnResultListener onResultListener;
+    private OnResultListener onResultListener;
 
     private DialogRestoreBackupBinding binding;
     private File file;
     private boolean isEncrypted;
 
+    public RestoreBackupDialogFragment() {}
+
     public RestoreBackupDialogFragment(final OnResultListener onResultListener) {
         this.onResultListener = onResultListener;
     }