[gtk+] GdkDevice: Avoid unnecessary critical

[Matthias Clasen <matthiasc src gnome org>]

commit 919bdff7ac09dc7ce8c8401684cfae743cc2691a
Author: Matthias Clasen <mclasen redhat com>
Date:   Sun Oct 5 18:21:46 2014 -0400

    GdkDevice: Avoid unnecessary critical
    
    There is no need for a critical warning just because somebody
    asked for a property that is not meaningful for the device.
    Just document it as not useful for keyboard devices.

 gdk/gdkdevice.c |    2 +-
 1 files changed, 1 insertions(+), 1 deletions(-)
---
diff --git a/gdk/gdkdevice.c b/gdk/gdkdevice.c
index f30ebcc..0647d9f 100644
--- a/gdk/gdkdevice.c
+++ b/gdk/gdkdevice.c
@@ -688,6 +688,7 @@ gdk_device_get_name (GdkDevice *device)
  * @device: a #GdkDevice
  *
  * Determines whether the pointer follows device motion.
+ * This is not meaningful for keyboard devices, which don't have a pointer.
  *
  * Returns: %TRUE if the pointer follows device motion
  *
@@ -697,7 +698,6 @@ gboolean
 gdk_device_get_has_cursor (GdkDevice *device)
 {
   g_return_val_if_fail (GDK_IS_DEVICE (device), FALSE);
-  g_return_val_if_fail (gdk_device_get_source (device) != GDK_SOURCE_KEYBOARD, FALSE);
 
   return device->has_cursor;
 }