Adds dimension stencil command to correct with-dimension

scm/define-stencil-commands.scm

 ;;;; This file is part of LilyPond, the GNU music typesetter.
 ;;;;
 ;;;; Copyright (C) 2005--2012 Han-Wen Nienhuys <hanwen@xs4all.nl>
 ;;;;
 ;;;; LilyPond is free software: you can redistribute it and/or modify
 ;;;; it under the terms of the GNU General Public License as published by
 ;;;; the Free Software Foundation, either version 3 of the License, or
 ;;;; (at your option) any later version.
 ;;;;
 ;;;; LilyPond is distributed in the hope that it will be useful,
 ;;;; but WITHOUT ANY WARRANTY; without even the implied warranty of
 ;;;; MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
 ;;;; GNU General Public License for more details.
 ;;;;
 ;;;; You should have received a copy of the GNU General Public License
 ;;;; along with LilyPond.  If not, see <http://www.gnu.org/licenses/>.
 
 ;; TODO:
 ;;  - stencil-commands should have docstrings.
 
 (define-public (ly:all-stencil-commands)
   "Return the list of stencil commands that can be
 defined in the output modules (@file{output-*.scm})."
   '(blank
     char
     circle
     dashed-line
-····
     draw-line
     ellipse
     embedded-ps
     embedded-svg
     end-enclosing-id-node
     glyph-string
     grob-cause
     named-glyph
     no-origin
     page-link
     path
     partial-ellipse
     placebox
     polygon
     resetcolor
     resetrotation
     resetscale
     round-filled-box
     setcolor
     setrotation
     setscale
-    ; skyline-dimensions represents a stencils dimensions in a skyline if
-    ; said dimensions should differ from the actual ones. Making the stencil
-    ; (list 'skyline-dimension (cons (cons 0 1) (cons 0 1)) expr)
-    ; where expr is a stencil expression, skylines will treat the
-    ; expression as having the dimension '((0 . 1) . (0 . 1)) irrespective
-    ; of the actual figures within the stencil
-    skyline-dimensions
+    skyline-stencil
     start-enclosing-id-node
     text
     unknown
     url-link
     utf-8-string
     ))
 
 ;; TODO:
 ;;  - output-backend-commands should have docstrings.
 
 (define-public (ly:all-output-backend-commands)
   "Return the list of extra output backend commands that
 are used internally in @file{lily/@/stencil-interpret.cc}."
   '(color
     combine-stencil
     delay-stencil-evaluation
     footnote
     id
     rotate-stencil
     scale-stencil
     translate-stencil
     ))
 
 (map ly:register-stencil-expression
      (append (ly:all-stencil-commands)
              (ly:all-output-backend-commands)))