[gimp] app: re-use the generated gimp_enums_init() code from libgimp

[Michael Natterer <mitch src gnome org>]

commit dcb6a2c064a816db5f9bae5d4f29ebab9adbaf5e
Author: Michael Natterer <mitch gimp org>
Date:   Mon Aug 12 19:26:08 2019 +0200

    app: re-use the generated gimp_enums_init() code from libgimp
    
    In gimp_init(), call gimp_enums_init(). We need to make all enum types
    known to the type system by name because the PDB is now based on enum
    type names.

 app/core/gimp.c | 11 +++++++++++
 1 file changed, 11 insertions(+)
---
diff --git a/app/core/gimp.c b/app/core/gimp.c
index c0fbd7b2ce..41f074ce08 100644
--- a/app/core/gimp.c
+++ b/app/core/gimp.c
@@ -23,6 +23,7 @@
 #include <gegl.h>
 
 #include "libgimpbase/gimpbase.h"
+#include "libgimpbase/gimpbase-private.h"
 #include "libgimpconfig/gimpconfig.h"
 
 #include "core-types.h"
@@ -75,6 +76,14 @@
 #include "gimp-intl.h"
 
 
+/*  we need to register all enum types so they are known to the type
+ *  system by name, re-use the files the pdb generated for libgimp
+ */
+void           gimp_enums_init           (void);
+const gchar ** gimp_enums_get_type_names (gint *n_type_names);
+#include "libgimp/gimpenums.c.tail"
+
+
 enum
 {
   INITIALIZE,
@@ -227,6 +236,8 @@ gimp_init (Gimp *gimp)
 
   gimp->parasites = gimp_parasite_list_new ();
 
+  gimp_enums_init ();
+
   gimp_units_init (gimp);
 
   gimp->images = gimp_list_new_weak (GIMP_TYPE_IMAGE, FALSE);