[gnome-settings-daemon] wacom: Protect x11-only code under gnome_settings_is_wayland() checks

[Carlos Garnacho <carlosg src gnome org>]

commit 7fc7a0d8f4684800399624a1a65d6a88bfc864f7
Author: Carlos Garnacho <carlosg gnome org>
Date:   Mon Jan 19 18:29:53 2015 +0100

    wacom: Protect x11-only code under gnome_settings_is_wayland() checks
    
    Likewise to device_added_cb(), the X11 GsdDeviceManager calls should only
    be done in that platform.

 plugins/wacom/gsd-wacom-manager.c |    3 +++
 1 files changed, 3 insertions(+), 0 deletions(-)
---
diff --git a/plugins/wacom/gsd-wacom-manager.c b/plugins/wacom/gsd-wacom-manager.c
index 458afbb..6d83238 100644
--- a/plugins/wacom/gsd-wacom-manager.c
+++ b/plugins/wacom/gsd-wacom-manager.c
@@ -1150,6 +1150,9 @@ device_removed_cb (GsdDeviceManager *device_manager,
        gsd_device_mapper_remove_input (manager->priv->device_mapper,
                                        gsd_device);
 
+       if (gnome_settings_is_wayland ())
+           return;
+
        devices = gsd_x11_device_manager_get_gdk_devices (GSD_X11_DEVICE_MANAGER (device_manager),
                                                          gsd_device, &n_gdk_devices);