GitLab

* lisp/hi-lock.el (hi-lock-read-regexp-defaults-function): New var.
(hi-lock-read-regexp-defaults):	 New defun.
(hi-lock-line-face-buffer, hi-lock-face-buffer)
(hi-lock-face-phrase-buffer): Propagate above change.  Update
docstring.

* lisp/subr.el (find-tag-default-as-regexp): New defun.
* lisp/replace.el (read-regexp): Propagate above change.