[gtk] Tiny refactoring

[Timm Bäder <baedert src gnome org>]

commit 1c091a03f3ab7378ebeccfc32c03c65ee414e129
Author: Feichtmeier <frederik feichtmeier gmail com>
Date:   Tue Jul 23 18:24:34 2019 +0200

    Tiny refactoring
    
    - use checkradio_fg_color for check/radio in treeview, which points to fg_color, so no change of the hex 
color, thus no change to the parsed CSS

 gtk/theme/Adwaita/_common.scss | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)
---
diff --git a/gtk/theme/Adwaita/_common.scss b/gtk/theme/Adwaita/_common.scss
index 1f65d32b1d..db15a52313 100644
--- a/gtk/theme/Adwaita/_common.scss
+++ b/gtk/theme/Adwaita/_common.scss
@@ -2947,7 +2947,7 @@ treeview.view check,
 treeview.view radio {
   &:selected {
     &:focus, & {
-      color: $fg_color;
+      color: $checkradio_fg_color;
 
       @if $variant == 'light' { border-color: $selected_borders_color; }
     }