[gnome-control-center] shell: Use the '@borders' CSS style for the CcStrengthBar outline

[Richard Hughes <rhughes src gnome org>]

commit ae6e4040acf96ca30b5494da0d978c3e8be9849f
Author: Richard Hughes <richard hughsie com>
Date:   Wed Feb 15 10:07:45 2012 +0000

    shell: Use the '@borders' CSS style for the CcStrengthBar outline

 shell/cc-strength-bar.c |   14 ++++++++++----
 1 files changed, 10 insertions(+), 4 deletions(-)
---
diff --git a/shell/cc-strength-bar.c b/shell/cc-strength-bar.c
index cf7492f..1b9b4aa 100644
--- a/shell/cc-strength-bar.c
+++ b/shell/cc-strength-bar.c
@@ -160,13 +160,10 @@ cc_strength_bar_draw (GtkWidget *widget,
         gint count;
         gint last_x;
         gint width, height;
-        GtkStateFlags state;
         GtkStyleContext *context;
         guint i;
 
         context = gtk_widget_get_style_context (widget);
-        state = gtk_widget_get_state_flags (widget);
-
         width = gtk_widget_get_allocated_width (widget);
         height = gtk_widget_get_allocated_height (widget);
 
@@ -196,7 +193,16 @@ cc_strength_bar_draw (GtkWidget *widget,
                          0.5, 0.5,
                          width - 1, height - 1, 4);
         cairo_fill_preserve (cr);
-        gtk_style_context_get_color (context, state, &color);
+        ret = gtk_style_context_lookup_color (context,
+                                              "@borders",
+                                              &color);
+        if (!ret) {
+                /* fall back to black */
+                color.alpha = 1.0f;
+                color.red = 0.0;
+                color.green = 0.0;
+                color.blue = 0.0;
+        }
         gdk_cairo_set_source_rgba (cr, &color);
         cairo_stroke (cr);