[gimp] app: more cleanup

[Ell <ell src gnome org>]

commit e806a92c49eb44251ea179b61e09dfe761ddffdc
Author: Ell <ell_se yahoo com>
Date:   Wed May 30 03:01:38 2018 -0400

    app: more cleanup

 app/core/gimpasyncset.c | 3 ---
 1 file changed, 3 deletions(-)
---
diff --git a/app/core/gimpasyncset.c b/app/core/gimpasyncset.c
index 23b6fb31a0..b4e8ec14b2 100644
--- a/app/core/gimpasyncset.c
+++ b/app/core/gimpasyncset.c
@@ -38,9 +38,6 @@ enum
 };
 
 
-typedef struct _GimpAsyncSetCallbackInfo GimpAsyncSetCallbackInfo;
-
-
 struct _GimpAsyncSetPrivate
 {
   GHashTable *asyncs;