[gnome-control-center] network: Fix missing GtkWidget cast

[Georges Basile Stavracas Neto <gbsneto src gnome org>]

commit 8f722a31def2b1eaba4cb4c891e8eaff2fc849e8
Author: Robert Ancell <robert ancell canonical com>
Date:   Wed Nov 6 10:16:18 2019 +1300

    network: Fix missing GtkWidget cast

 panels/network/net-device-mobile.c | 2 +-
 panels/network/net-device-simple.c | 2 +-
 2 files changed, 2 insertions(+), 2 deletions(-)
---
diff --git a/panels/network/net-device-mobile.c b/panels/network/net-device-mobile.c
index 41a1eac36..c76adeb0c 100644
--- a/panels/network/net-device-mobile.c
+++ b/panels/network/net-device-mobile.c
@@ -979,5 +979,5 @@ net_device_mobile_init (NetDeviceMobile *self)
 
         g_signal_connect_swapped (self->options_button, "clicked",
                                   G_CALLBACK (edit_connection), self);
-        gtk_widget_set_visible (self->options_button, g_find_program_in_path ("nm-connection-editor") != 
NULL);
+        gtk_widget_set_visible (GTK_WIDGET (self->options_button), g_find_program_in_path 
("nm-connection-editor") != NULL);
 }
diff --git a/panels/network/net-device-simple.c b/panels/network/net-device-simple.c
index ab1785d10..bc4c0b451 100644
--- a/panels/network/net-device-simple.c
+++ b/panels/network/net-device-simple.c
@@ -250,7 +250,7 @@ net_device_simple_init (NetDeviceSimple *self)
 
         g_signal_connect_swapped (priv->options_button, "clicked",
                                   G_CALLBACK (edit_connection), self);
-        gtk_widget_set_visible (priv->options_button, g_find_program_in_path ("nm-connection-editor") != 
NULL);
+        gtk_widget_set_visible (GTK_WIDGET (priv->options_button), g_find_program_in_path 
("nm-connection-editor") != NULL);
 }
 
 char *