replace comment-indent-hook.
(comment-indent-hook): Make this default to nil now.
(indent-for-comment): If comment-indent-hook is non-nil, call it
for backward compatibility; otherwise, call
comment-indent-function.
* bytecomp.el: Declare comment-indent-hook an obsolete variable.
* bytecomp.el (byte-decompile-bytecode): Add an autoload for this.
compiled-function-p has been renamed to byte-code-function-p.
* subr.el: Define compiled-function-p as an alias for it.
* bytecomp.el: Register compiled-function-p as obsolete.
* bytecomp.el, byte-opt.el, disass.el, help.el, map-ynp.el: Change
uses.
unread-command-event has been replaced by unread-command-events.
* simple.el (prefix-arg-internal): Use this to push back all
key sequences for processing by the main command loop, instead of
trying to simulate its behavior ourselves.
* bytecomp.el: Document unread-command-event as an obsolete
variable, although nothing but the GNU Emacs 19 sources use it.
Adjust obsolescence message for unread-command-char.
* comint.el (comint-dynamic-list-completions): Change uses of
unread-command-event to work with unread-command-events.
* ebuff-menu.el (electric-buffer-list, Electric-buffer-menu-exit):
Same.
* edebug.el (edebug-outside-excursion): Same.
* ehelp.el (electric-help-command-loop): Same.
* electric.el (Electric-command-loop): Same.
* emerge.el (emerge-show-file-name): Same.
* fortran.el (fortran-abbrev-start,
fortran-window-create-momentarily): Same.
* gnus.el (gnus-Subject-next-article): Same.
* info.el (Info-summary): Same.
* isearch-mode.el (isearch-update, isearch-unread): Same.
* map-ynp.el (map-y-or-n-p): Same.
* mlsupport.el (push-back-character): Same.
* replace.el (perform-replace): Same.
* simula.el (simula-electric-label): Same.
* subr.el (read-quoted-char, momentary-string-display): Same.
* sun-mouse.el (mouse-second-hit): Same.
* terminal.el (te-escape-extended-command-unread): Same.
* vip.el (vip-escape-to-emacs, vip-prefix-arg-value,
vip-prefix-arg-com): Same.
