[gtk+] spinbutton: Fix drag highlight problems

[Matthias Clasen <matthiasc src gnome org>]

commit 3064e4e40660381842bff65a6e75a5109c710b89
Author: Matthias Clasen <mclasen redhat com>
Date:   Fri Mar 11 08:07:30 2016 -0500

    spinbutton: Fix drag highlight problems
    
    Don't propagate :drop(active) to the buttons.

 gtk/gtkspinbutton.c |    2 +-
 1 files changed, 1 insertions(+), 1 deletions(-)
---
diff --git a/gtk/gtkspinbutton.c b/gtk/gtkspinbutton.c
index 0219575..8705a09 100644
--- a/gtk/gtkspinbutton.c
+++ b/gtk/gtkspinbutton.c
@@ -926,7 +926,7 @@ gtk_spin_button_panel_get_state (GtkSpinButton *spin_button,
 
   state = gtk_widget_get_state_flags (GTK_WIDGET (spin_button));
 
-  state &= ~(GTK_STATE_FLAG_ACTIVE | GTK_STATE_FLAG_PRELIGHT);
+  state &= ~(GTK_STATE_FLAG_ACTIVE | GTK_STATE_FLAG_PRELIGHT | GTK_STATE_FLAG_DROP_ACTIVE);
 
   if ((state & GTK_STATE_FLAG_INSENSITIVE) ||
       gtk_spin_button_panel_at_limit (spin_button, panel) ||