[gdk-pixbuf/wip/hadess/remove-xlib: 35/35] gdk-pixbuf: Deprecate GdkPixbufAlphaMode

[Bastien Nocera <hadess src gnome org>]

commit a5f74989c58aa2df643c5fd66c99bc58cd62c4e5
Author: Bastien Nocera <hadess hadess net>
Date:   Sat Mar 2 18:13:01 2019 +0100

    gdk-pixbuf: Deprecate GdkPixbufAlphaMode

 gdk-pixbuf/gdk-pixbuf-core.h | 2 ++
 1 file changed, 2 insertions(+)
---
diff --git a/gdk-pixbuf/gdk-pixbuf-core.h b/gdk-pixbuf/gdk-pixbuf-core.h
index f4c928d89..b56e7f189 100644
--- a/gdk-pixbuf/gdk-pixbuf-core.h
+++ b/gdk-pixbuf/gdk-pixbuf-core.h
@@ -122,6 +122,8 @@ G_BEGIN_DECLS
  * channel extension, it will be possible to do full alpha
  * compositing onto arbitrary drawables.  For now both cases fall
  * back to a bilevel clipping mask.
+ *
+ * Deprecated: it is unused since 2.42.
  */
 typedef enum
 {