[gtkmm] gtk/gtkmm/filelist.am: Remove border.h

[Kjell Ahlstedt <kjellahl src gnome org>]

commit b80c2535e32eff89e346dfb3b381cfbe491bcbc9
Author: Kjell Ahlstedt <kjellahlstedt gmail com>
Date:   Sun May 10 15:56:12 2020 +0200

    gtk/gtkmm/filelist.am: Remove border.h
    
    border.h and border.cc are generated files since about 10 years.
    border.hg is listed in gtk/src/filelist.am.

 gtk/gtkmm/filelist.am | 1 -
 1 file changed, 1 deletion(-)
---
diff --git a/gtk/gtkmm/filelist.am b/gtk/gtkmm/filelist.am
index 1e0760e5..bf171ba8 100644
--- a/gtk/gtkmm/filelist.am
+++ b/gtk/gtkmm/filelist.am
@@ -18,7 +18,6 @@ gtkmm_files_extra_deprecated_cc =
 gtkmm_files_extra_any_h =                      \
        accelerator.h \
        accelkey.h                      \
-       border.h                        \
        cellrenderer_generation.h       \
        listviewtext.h                  \
        object.h \