[gnome-themes-standard/wip/sass] headerbar backdrop is flat

[Jakub Steiner <jimmac src gnome org>]

commit 5612368d8b34ae40dc172ae61d9e681e7cd1fc86
Author: Jakub Steiner <jimmac gmail com>
Date:   Wed May 14 15:50:30 2014 +0200

    headerbar backdrop is flat

 themes/Adwaita/gtk-3.0/_common.scss |    4 ++++
 1 files changed, 4 insertions(+), 0 deletions(-)
---
diff --git a/themes/Adwaita/gtk-3.0/_common.scss b/themes/Adwaita/gtk-3.0/_common.scss
index 24df311..19f1bcd 100644
--- a/themes/Adwaita/gtk-3.0/_common.scss
+++ b/themes/Adwaita/gtk-3.0/_common.scss
@@ -326,6 +326,10 @@ GtkComboBox {
                 inset 0 1px $borders_edge;
     padding: 6px;
 
+    &:backdrop {
+      background-image: none;
+      background-color: $theme_bg_color;
+    }
     .title {
       font: Bold;
       padding: 0px 12px;