[gnome-themes-standard] GtkLinkButton backdrop hover color fix

[Lapo Calamandrei <lapo src gnome org>]

commit 3c2931025b83fa36cc41f0420438a225c722b74a
Author: Lapo Calamandrei <calamandrei gmail com>
Date:   Mon Jun 9 23:06:39 2014 +0200

    GtkLinkButton backdrop hover color fix

 themes/Adwaita/gtk-3.0/_common.scss           |    3 +++
 themes/Adwaita/gtk-3.0/gtk-contained-dark.css |    2 ++
 themes/Adwaita/gtk-3.0/gtk-contained.css      |    2 ++
 3 files changed, 7 insertions(+), 0 deletions(-)
---
diff --git a/themes/Adwaita/gtk-3.0/_common.scss b/themes/Adwaita/gtk-3.0/_common.scss
index 37d9312..4c8440b 100644
--- a/themes/Adwaita/gtk-3.0/_common.scss
+++ b/themes/Adwaita/gtk-3.0/_common.scss
@@ -376,6 +376,9 @@ GtkLinkButton.button {
     @extend %undecorated_button;
     text-shadow: none;
   }
+  &:backdrop {
+    color: $selected_bg_color;
+  }
 }
 
 /*****************
diff --git a/themes/Adwaita/gtk-3.0/gtk-contained-dark.css b/themes/Adwaita/gtk-3.0/gtk-contained-dark.css
index 0c0db6c..6a8ad4c 100644
--- a/themes/Adwaita/gtk-3.0/gtk-contained-dark.css
+++ b/themes/Adwaita/gtk-3.0/gtk-contained-dark.css
@@ -465,6 +465,8 @@ GtkLinkButton.button {
   GtkLinkButton.button:hover, GtkLinkButton.button:active {
     color: #7397bc;
     text-shadow: none; }
+  GtkLinkButton.button:backdrop {
+    color: #215d9c; }
 
 /*****************
  * GtkSpinButton *
diff --git a/themes/Adwaita/gtk-3.0/gtk-contained.css b/themes/Adwaita/gtk-3.0/gtk-contained.css
index 95d865e..39ec23a 100644
--- a/themes/Adwaita/gtk-3.0/gtk-contained.css
+++ b/themes/Adwaita/gtk-3.0/gtk-contained.css
@@ -465,6 +465,8 @@ GtkLinkButton.button {
   GtkLinkButton.button:hover, GtkLinkButton.button:active {
     color: #3e6b97;
     text-shadow: none; }
+  GtkLinkButton.button:backdrop {
+    color: #4a90d9; }
 
 /*****************
  * GtkSpinButton *