[gimp] app: cast another argument to g_object_ref() in gimp_tool_info_new()

[Michael Natterer <mitch src gnome org>]

commit b1a36b044ba07551ddc0ae37799ce63b47a6af9d
Author: Michael Natterer <mitch gimp org>
Date:   Mon Apr 23 01:07:04 2018 +0200

    app: cast another argument to g_object_ref() in gimp_tool_info_new()

 app/core/gimptoolinfo.c |    2 +-
 1 files changed, 1 insertions(+), 1 deletions(-)
---
diff --git a/app/core/gimptoolinfo.c b/app/core/gimptoolinfo.c
index bde27ff..2da88ff 100644
--- a/app/core/gimptoolinfo.c
+++ b/app/core/gimptoolinfo.c
@@ -236,7 +236,7 @@ gimp_tool_info_new (Gimp                *gimp,
 
   if (tool_info->tool_options_type == paint_info->paint_options_type)
     {
-      tool_info->tool_options = g_object_ref (paint_info->paint_options);
+      tool_info->tool_options = g_object_ref (GIMP_TOOL_OPTIONS (paint_info->paint_options));
     }
   else
     {