[gtk+] High Contrast: fix a typo

[Lapo Calamandrei <lapo src gnome org>]

commit 7d27fd087e4bed4c3930c1a094ebc2bc326567bb
Author: Lapo Calamandrei <calamandrei gmail com>
Date:   Fri Mar 18 19:03:19 2016 +0100

    High Contrast: fix a typo

 gtk/theme/HighContrast/_common.scss              |    2 +-
 gtk/theme/HighContrast/gtk-contained-inverse.css |    2 +-
 gtk/theme/HighContrast/gtk-contained.css         |    2 +-
 3 files changed, 3 insertions(+), 3 deletions(-)
---
diff --git a/gtk/theme/HighContrast/_common.scss b/gtk/theme/HighContrast/_common.scss
index da81bd0..a890179 100644
--- a/gtk/theme/HighContrast/_common.scss
+++ b/gtk/theme/HighContrast/_common.scss
@@ -3356,7 +3356,7 @@ button.circular { // FIXME: aggregate to buttons
 *:drop(active):focus,
 *:drop(active) {
   border-color: $fg_color;
-  box-shadow: inset 0 0 0 2px fg_color;
+  box-shadow: inset 0 0 0 2px $fg_color;
 }
 
 stackswitcher button.text-button {
diff --git a/gtk/theme/HighContrast/gtk-contained-inverse.css 
b/gtk/theme/HighContrast/gtk-contained-inverse.css
index e02f870..b524651 100644
--- a/gtk/theme/HighContrast/gtk-contained-inverse.css
+++ b/gtk/theme/HighContrast/gtk-contained-inverse.css
@@ -3590,7 +3590,7 @@ button.circular {
 *:drop(active):focus,
 *:drop(active) {
   border-color: #fff;
-  box-shadow: inset 0 0 0 2px fg_color; }
+  box-shadow: inset 0 0 0 2px #fff; }
 
 stackswitcher button.text-button {
   min-width: 100px; }
diff --git a/gtk/theme/HighContrast/gtk-contained.css b/gtk/theme/HighContrast/gtk-contained.css
index 54ddd10..217c9b4 100644
--- a/gtk/theme/HighContrast/gtk-contained.css
+++ b/gtk/theme/HighContrast/gtk-contained.css
@@ -3597,7 +3597,7 @@ button.circular {
 *:drop(active):focus,
 *:drop(active) {
   border-color: #000;
-  box-shadow: inset 0 0 0 2px fg_color; }
+  box-shadow: inset 0 0 0 2px #000; }
 
 stackswitcher button.text-button {
   min-width: 100px; }