[gtk+] css: Make outline-offset animatable

[Benjamin Otte <otte src gnome org>]

commit 1548b680fc7c5130b55bb836fb47c2c6ed3db483
Author: Benjamin Otte <otte redhat com>
Date:   Sun Feb 21 01:02:15 2016 +0100

    css: Make outline-offset animatable
    
    CSS claims it should be, so we make it.

 gtk/gtkcssstylepropertyimpl.c |    2 +-
 1 files changed, 1 insertions(+), 1 deletions(-)
---
diff --git a/gtk/gtkcssstylepropertyimpl.c b/gtk/gtkcssstylepropertyimpl.c
index 85e364b..850206e 100644
--- a/gtk/gtkcssstylepropertyimpl.c
+++ b/gtk/gtkcssstylepropertyimpl.c
@@ -1397,7 +1397,7 @@ _gtk_css_style_property_init_properties (void)
   gtk_css_style_property_register        ("outline-offset",
                                           GTK_CSS_PROPERTY_OUTLINE_OFFSET,
                                           G_TYPE_INT,
-                                          0,
+                                          GTK_STYLE_PROPERTY_ANIMATED,
                                           GTK_CSS_AFFECTS_OUTLINE | GTK_CSS_AFFECTS_CLIP,
                                           outline_parse,
                                           query_length_as_int,