GitLab

* generic-x.el (rul-generic-mode): Use font-lock-constant-face.
* calendar/calendar.el (calendar-font-lock-keywords):
* calendar/diary-lib.el (diary-font-lock-keywords)
(diary-fancy-font-lock-keywords):
* textmodes/reftex-sel.el (reftex-insert-docstruct):
* textmodes/reftex-index.el (reftex-insert-index):
* textmodes/reftex-cite.el (reftex-format-bib-entry):
* progmodes/ruby-mode.el (ruby-font-lock-keywords):
* progmodes/ps-mode.el (ps-mode-font-lock-keywords-1):
* progmodes/prolog.el (prolog-font-lock-keywords):
* progmodes/idlwave.el (idlwave-idl-keywords):
* progmodes/ada-mode.el (ada-font-lock-keywords):
* net/snmp-mode.el (snmp-font-lock-keywords-3): Likewise.

* font-lock.el (font-lock-reference-face): Use
define-obsolete-variable-alias.