[gnome-control-center/wip/rancell/g-define-type] small fixes

[Robert Ancell <rancell src gnome org>]

commit 63a3925fe9d929d21c21afac1f090ecafc8f36a2
Author: Robert Ancell <robert ancell canonical com>
Date:   Mon Sep 4 22:28:48 2017 +1200

    small fixes

 panels/common/gsd-device-manager.h |    2 --
 panels/wacom/cc-drawing-area.h     |    4 +---
 2 files changed, 1 insertions(+), 5 deletions(-)
---
diff --git a/panels/common/gsd-device-manager.h b/panels/common/gsd-device-manager.h
index daac646..3a5c3e6 100644
--- a/panels/common/gsd-device-manager.h
+++ b/panels/common/gsd-device-manager.h
@@ -65,8 +65,6 @@ struct _GsdDeviceManagerClass
                                       GdkDevice        *gdk_device);
 };
 
-GType             gsd_device_get_type                (void) G_GNUC_CONST;
-GType             gsd_device_manager_get_type        (void) G_GNUC_CONST;
 GsdDeviceManager * gsd_device_manager_get            (void);
 GList *                   gsd_device_manager_list_devices    (GsdDeviceManager *manager,
                                                       GsdDeviceType     type);
diff --git a/panels/wacom/cc-drawing-area.h b/panels/wacom/cc-drawing-area.h
index a994f48..4c542fd 100644
--- a/panels/wacom/cc-drawing-area.h
+++ b/panels/wacom/cc-drawing-area.h
@@ -28,9 +28,7 @@ G_BEGIN_DECLS
 
 G_DECLARE_FINAL_TYPE (CcDrawingArea, cc_drawing_area, CC, DRAWING_AREA, GtkEventBox)
 
-GType      cc_drawing_area_get_type (void) G_GNUC_CONST;
-
-GtkWidget *cc_drawing_area_new      (void);
+GtkWidget *cc_drawing_area_new (void);
 
 G_END_DECLS