gtk: make the .trough background-color darker() as it was in GTK+ 2.x

diff --git a/gtk/gtkcssprovider.c b/gtk/gtkcssprovider.c
index 578dbd643bec1e18af034e6e1722758a517c559a..2de3a8ac7a5f0d9d1c200b22f4325275f423bbe0 100644 (file)
--- a/gtk/gtkcssprovider.c
+++ b/gtk/gtkcssprovider.c
@@ -3903,6 +3903,7 @@ gtk_css_provider_get_default (void)
         "}\n"
         "\n"
         ".trough {\n"
+        "  background-color: darker (@bg_color);\n"
         "  border-style: inset;\n"
         "  border-width: 1;\n"
         "  padding: 0;\n"