[gtk+] stylecontext: Stop animations on manual invalidation

[Rico Tzschichholz <ricotz src gnome org>]

commit cec5815a0de9ba60417ed6611e9addcc3e85e9a2
Author: Benjamin Otte <otte redhat com>
Date:   Sat Jan 10 13:58:39 2015 +0100

    stylecontext: Stop animations on manual invalidation
    
    If a gtk_style_context_invalidate() is called on a widget's style
    context (which nobody should ever do, sheesh!) and we're animating, stop
    the animations.
    
    Fixes crashers in Nautilus.

 gtk/gtkstylecontext.c |    3 +++
 1 files changed, 3 insertions(+), 0 deletions(-)
---
diff --git a/gtk/gtkstylecontext.c b/gtk/gtkstylecontext.c
index 4e91e84..25385f0 100644
--- a/gtk/gtkstylecontext.c
+++ b/gtk/gtkstylecontext.c
@@ -3072,6 +3072,9 @@ gtk_style_context_invalidate (GtkStyleContext *context)
   gtk_css_node_set_values (context->priv->cssnode, style);
   g_object_unref (style);
 
+  if (!gtk_style_context_is_saved (context))
+    _gtk_style_context_update_animating (context);
+
   changes = _gtk_bitmask_new ();
   changes = _gtk_bitmask_invert_range (changes,
                                        0,