* lisp/xwidget.el: Set backspace to
xwidget-webkit-isearch-erasing-char (bug#51647).
(define-key xwidget-webkit-isearch-mode-map (kbd "DEL")
'xwidget-webkit-isearch-erasing-char)
+(define-key xwidget-webkit-isearch-mode-map [backspace] 'xwidget-webkit-isearch-erasing-char)
(define-key xwidget-webkit-isearch-mode-map [return] 'xwidget-webkit-isearch-exit)
(define-key xwidget-webkit-isearch-mode-map "\r" 'xwidget-webkit-isearch-exit)
(define-key xwidget-webkit-isearch-mode-map "\C-g" 'xwidget-webkit-isearch-exit)