[gnome-themes-standard] trough: Fix theming for custom widgets (bgo#655682)

[Bertrand Lorentz <blorentz src gnome org>]

commit 0c5a136aba31a6ebf6d2b51b0029e05b16fc2f03
Author: Bertrand Lorentz <bertrand lorentz gmail com>
Date:   Sun Jul 31 20:52:57 2011 +0200

    trough: Fix theming for custom widgets (bgo#655682)

 themes/Adwaita/gtk-3.0/gtk-widgets.css |    2 +-
 1 files changed, 1 insertions(+), 1 deletions(-)
---
diff --git a/themes/Adwaita/gtk-3.0/gtk-widgets.css b/themes/Adwaita/gtk-3.0/gtk-widgets.css
index 21b62e9..745a6ce 100644
--- a/themes/Adwaita/gtk-3.0/gtk-widgets.css
+++ b/themes/Adwaita/gtk-3.0/gtk-widgets.css
@@ -229,7 +229,7 @@ GtkProgressBar,
     -GtkProgressBar-yspacing: 22;
 }
 
-GtkProgressBar.trough,
+.trough,
 .trough row,
 .trough row:hover {
     background-image: -gtk-gradient (linear,