[gtk+] tests: Avoid deprecated API usage in testsocket

[Carlos Garnacho <carlosg src gnome org>]

commit a74db1de77f62ee36f2f9be1670eb26b621c843a
Author: Carlos Garnacho <carlosg gnome org>
Date:   Thu Jan 28 12:46:07 2016 +0100

    tests: Avoid deprecated API usage in testsocket
    
    We can use seat grabs here.

 tests/testsocket.c |   20 +++++++-------------
 1 files changed, 7 insertions(+), 13 deletions(-)
---
diff --git a/tests/testsocket.c b/tests/testsocket.c
index c1b59c1..b250f10 100644
--- a/tests/testsocket.c
+++ b/tests/testsocket.c
@@ -281,29 +281,23 @@ grab_window_toggled (GtkToggleButton *button,
                     GtkWidget       *widget)
 {
   GdkDevice *device = gtk_get_current_event_device ();
-
-  if (gdk_device_get_source (device) != GDK_SOURCE_KEYBOARD)
-    device = gdk_device_get_associated_device (device);
+  GdkSeat *seat = gdk_device_get_seat (device);
 
   if (gtk_toggle_button_get_active (button))
     {
       int status;
 
-      status = gdk_device_grab (device,
-                                gtk_widget_get_window (widget),
-                                GDK_OWNERSHIP_NONE,
-                                FALSE,
-                                GDK_KEY_PRESS_MASK | GDK_KEY_RELEASE_MASK,
-                                NULL,
-                                GDK_CURRENT_TIME);
+      status = gdk_seat_grab (seat, gtk_widget_get_window (widget),
+                              GDK_SEAT_CAPABILITY_KEYBOARD,
+                              FALSE, NULL, NULL, NULL, NULL);
 
       if (status != GDK_GRAB_SUCCESS)
        g_warning ("Could not grab keyboard!  (%s)", grab_string (status));
 
-    } 
-  else 
+    }
+  else
     {
-      gdk_device_ungrab (device, GDK_CURRENT_TIME);
+      gdk_seat_ungrab (seat);
     }
 }