Revert "Use fixed-pitch font for display-line-numbers"

This reverts commit d014a5e15c1110af77e7a96f06ccd0f0cafb099f.
* lisp/faces.el (line-number): Don't use a fixed-pitch font, by
popular demand.  For relevant discussions, see

 http://lists.gnu.org/archive/html/emacs-devel/2017-07/msg00433.html
 http://lists.gnu.org/archive/html/emacs-devel/2017-07/msg00445.html

1 files changed, 2 insertions, 5 deletions

diff --git a/lisp/faces.el b/lisp/faces.el
index e073ed266c0..c3693d16631 100644
--- a/lisp/faces.el
+++ b/lisp/faces.el
@@ -2465,12 +2465,9 @@ If you set `term-file-prefix' to nil, this function does nothing."
   :version "21.1"
   :group 'basic-faces)
 
-;; Definition originally stolen from linum.el.
-;; The monospace part is so we don't accidentally display numbers
-;; using a variable-pitch font just because the default face uses
-;; such a font.
+;; Definition stolen from linum.el.
 (defface line-number
-  '((t :inherit (shadow default) :family "Monospace Serif"))
+  '((t :inherit (shadow default)))
   "Face for displaying line numbers.
 This face is used when `display-line-numbers' is non-nil.