[gimp] Remove outdated comment

[Michael Natterer <mitch src gnome org>]

commit cfaf6501e0bcbf724236bece4d6385e8b6507050
Author: Michael Natterer <mitch gimp org>
Date:   Thu Aug 27 15:15:57 2009 +0200

    Remove outdated comment

 app/core/gimpprojection.c |    2 --
 1 files changed, 0 insertions(+), 2 deletions(-)
---
diff --git a/app/core/gimpprojection.c b/app/core/gimpprojection.c
index 3806406..8e6221f 100644
--- a/app/core/gimpprojection.c
+++ b/app/core/gimpprojection.c
@@ -153,8 +153,6 @@ gimp_projection_init (GimpProjection *proj)
   proj->construct_flag           = FALSE;
 }
 
-/* sorry for the evil casts */
-
 static void
 gimp_projection_pickable_iface_init (GimpPickableInterface *iface)
 {