[gtk+] gradient: plug a GtkCssValue refleak

[Cosimo Cecchi <cosimoc src gnome org>]

commit 6fb66261cacaf787e02ccb1c49a0ef3aa853a087
Author: Cosimo Cecchi <cosimoc gnome org>
Date:   Tue Oct 16 11:51:54 2012 -0400

    gradient: plug a GtkCssValue refleak
    
    Since _gtk_symbolic_color_resolve_full() returns a reference to a
    GtkCssValue.

 gtk/gtkgradient.c |    1 +
 1 files changed, 1 insertions(+), 0 deletions(-)
---
diff --git a/gtk/gtkgradient.c b/gtk/gtkgradient.c
index 3c16fca..d6d7132 100644
--- a/gtk/gtkgradient.c
+++ b/gtk/gtkgradient.c
@@ -327,6 +327,7 @@ _gtk_gradient_resolve_full (GtkGradient             *gradient,
         {
           rgba = *_gtk_css_rgba_value_get_rgba (val);
           *dependencies = _gtk_css_dependencies_union (*dependencies, stop_deps);
+          _gtk_css_value_unref (val);
         }
       else
         {