(x_set_glyph_string_background_width): Set
extends_to_end_of_line_p if the row's fill_line_p is set and
drawing the last glyph with DRAW_IMAGE_{RAISED,SUNKEN}.
(fill-indent-according-to-mode): Change default to t.
(fill-context-prefix): Simplify control-flow and use a more
sophisticated merge that unifies both previous checks.
(fill-single-word-nobreak-p, fill-french-nobreak-p): New funs.
(fill-nobreak-predicate): Make it into a defcustom'd hook.
(fill-nobreak-p): New fun.
(fill-region-as-paragraph): Use it.
Handle `fill-indent-according-to-mode' slightly differently.
(fill-individual-paragraphs-prefix): Simplify the control-flow.
(fill-individual-paragraphs-citation): Fix.
(tab-always-indent): Add an `always' setting.
(indent-according-to-mode): Handle `indent-relative' and
`indent-relative-maybe' specially.
(indent-for-tab-command): Rename `prefix-arg' to `arg'.
Handle the `always; case for `tab-always-indent'.
Don't call indent-according-to-mode for indent-relative' and
`indent-relative-maybe'.
(insert-tab): Rename `prefix-arg' to `arg'.
(indent-region): Indent the first line as well.
(indent-relative): Don't mark the buffer modified if the indentation
is unchanged.
(Fx_popup_menu): Use FRAME_PTR and FRAME_FONT and FRAME_LINE_HEIGHT.
(Fx_popup_dialog): Use FRAME_PTR and enum scroll_bar_part.
(single_submenu, xmenu_show): Use ENCODE_SYSTEM.
Explicitly set wv->help. Use `TRUE' rather than `True'.
(menu_help_callback): Use empty_string.
feature 3 or more levels deep, and get error.
(require_unwind): New subroutine.
(require_nesting_list): New variable.
(syms_of_fns): Init and staticpro it.
(edebug-set-conditional-breakpoint): Unconditionally use
the former Emacs >=19 definition.
(edebug-mark): Define unconditionally.
(edebug-eval-expression): Always call read-from-minibuffer
and specify history list.
(edebug-lemacs-specific): Override emacs-mark, edebug-window-live-p,
edebug-set-conditional-breakpoint.
(edebug-emacs-version-specific): Function deleted;
do the job at top level.
(edebug-emacs-19-specific): Function deleted, this is the default.
(make-face-bold, make-face-unbold, make-face-italic)
(make-face-unitalic, make-face-bold-italic, invert-face): Remove
trailing blank from the prompt passed to read-face-name.
