[gtk+/gestures] widget: remove check on whether the controller was already added

[Carlos Garnacho <carlosg src gnome org>]

commit 47e8d7e966253674f7e128ffde69acc9148cb7b0
Author: Carlos Garnacho <carlosg gnome org>
Date:   Fri May 16 18:34:15 2014 +0200

    widget: remove check on whether the controller was already added
    
    Multiple calls are supposedly allowed to change the phase (although
    unlikely to happen), so remove the g_return_if_fail() checking whether
    the controller was already added.

 gtk/gtkwidget.c |    1 -
 1 files changed, 0 insertions(+), 1 deletions(-)
---
diff --git a/gtk/gtkwidget.c b/gtk/gtkwidget.c
index e8620c6..7c57961 100644
--- a/gtk/gtkwidget.c
+++ b/gtk/gtkwidget.c
@@ -16778,7 +16778,6 @@ _gtk_widget_add_controller (GtkWidget           *widget,
   g_return_if_fail (GTK_IS_WIDGET (widget));
   g_return_if_fail (GTK_IS_EVENT_CONTROLLER (controller));
   g_return_if_fail (widget == gtk_event_controller_get_widget (controller));
-  g_return_if_fail (!_gtk_widget_has_controller (widget, controller));
   g_return_if_fail (phase >= GTK_PHASE_NONE && phase <= GTK_PHASE_TARGET);
 
   priv = widget->priv;