[gtk+] Cosmetic: Avoid explicit state variables

[Matthias Clasen <matthiasc src gnome org>]

commit debb33db8c5c2271f4f1cea8548ebe13fc6015c0
Author: Matthias Clasen <mclasen redhat com>
Date:   Sat Nov 14 10:30:31 2015 -0500

    Cosmetic: Avoid explicit state variables
    
    Using the state of the context makes this more obviously correct.

 gtk/gtktreeview.c |    4 +---
 1 files changed, 1 insertions(+), 3 deletions(-)
---
diff --git a/gtk/gtktreeview.c b/gtk/gtktreeview.c
index 8545835..a4bd8aa 100644
--- a/gtk/gtktreeview.c
+++ b/gtk/gtktreeview.c
@@ -4854,12 +4854,10 @@ gtk_tree_view_draw_line (GtkTreeView         *tree_view,
 
     case GTK_TREE_VIEW_FOREGROUND_LINE:
       {
-        GtkStateFlags state;
         GdkRGBA color;
 
-        state = gtk_widget_get_state_flags (GTK_WIDGET (tree_view));
         cairo_set_line_width (cr, 1.0);
-        gtk_style_context_get_color (context, state, &color);
+        gtk_style_context_get_color (context, gtk_style_context_get_state (context), &color);
         gdk_cairo_set_source_rgba (cr, &color);
       }
       break;