[mutter] monitor-manager-xrandr: Use G_DECLARE_FINAL_TYPE macro

[Jonas Ådahl <jadahl src gnome org>]

commit f950380202a13c14234966acd9036ea48feb4007
Author: Jonas Ådahl <jadahl gmail com>
Date:   Tue Jul 4 18:39:37 2017 +0800

    monitor-manager-xrandr: Use G_DECLARE_FINAL_TYPE macro
    
    Declare the MetaMonitorManagerXrandr type using the helper macro,
    instead of manually.
    
    https://bugzilla.gnome.org/show_bug.cgi?id=786408

 src/backends/x11/meta-monitor-manager-xrandr.h |   14 +++-----------
 1 files changed, 3 insertions(+), 11 deletions(-)
---
diff --git a/src/backends/x11/meta-monitor-manager-xrandr.h b/src/backends/x11/meta-monitor-manager-xrandr.h
index 9443ab0..3076e24 100644
--- a/src/backends/x11/meta-monitor-manager-xrandr.h
+++ b/src/backends/x11/meta-monitor-manager-xrandr.h
@@ -25,17 +25,9 @@
 
 #include "meta-monitor-manager-private.h"
 
-#define META_TYPE_MONITOR_MANAGER_XRANDR            (meta_monitor_manager_xrandr_get_type ())
-#define META_MONITOR_MANAGER_XRANDR(obj)            (G_TYPE_CHECK_INSTANCE_CAST ((obj), 
META_TYPE_MONITOR_MANAGER_XRANDR, MetaMonitorManagerXrandr))
-#define META_MONITOR_MANAGER_XRANDR_CLASS(klass)    (G_TYPE_CHECK_CLASS_CAST ((klass),  
META_TYPE_MONITOR_MANAGER_XRANDR, MetaMonitorManagerXrandrClass))
-#define META_IS_MONITOR_MANAGER_XRANDR(obj)         (G_TYPE_CHECK_INSTANCE_TYPE ((obj), 
META_TYPE_MONITOR_MANAGER_XRANDR))
-#define META_IS_MONITOR_MANAGER_XRANDR_CLASS(klass) (G_TYPE_CHECK_CLASS_TYPE ((klass),  
META_TYPE_MONITOR_MANAGER_XRANDR))
-#define META_MONITOR_MANAGER_XRANDR_GET_CLASS(obj)  (G_TYPE_INSTANCE_GET_CLASS ((obj),  
META_TYPE_MONITOR_MANAGER_XRANDR, MetaMonitorManagerXrandrClass))
-
-typedef struct _MetaMonitorManagerXrandrClass    MetaMonitorManagerXrandrClass;
-typedef struct _MetaMonitorManagerXrandr         MetaMonitorManagerXrandr;
-
-GType meta_monitor_manager_xrandr_get_type (void);
+#define META_TYPE_MONITOR_MANAGER_XRANDR (meta_monitor_manager_xrandr_get_type ())
+G_DECLARE_FINAL_TYPE (MetaMonitorManagerXrandr, meta_monitor_manager_xrandr,
+                      META, MONITOR_MANAGER_XRANDR, MetaMonitorManager)
 
 gboolean meta_monitor_manager_xrandr_handle_xevent (MetaMonitorManagerXrandr *manager,
                                                     XEvent                   *event);