[babl] palette: change alpha reporting for palette formats

[Ãyvind KolÃs <ok src gnome org>]

commit 8a220e393495137c0595c11602e1ea69c3962cc2
Author: Ãyvind KolÃs <pippin gimp org>
Date:   Wed Mar 28 20:28:48 2012 +0100

    palette: change alpha reporting for palette formats
    
    Only return TRUE if the format has a dedicated alpha component.

 babl/babl-palette.c |    1 -
 1 files changed, 0 insertions(+), 1 deletions(-)
---
diff --git a/babl/babl-palette.c b/babl/babl-palette.c
index 893bc6a..5359243 100644
--- a/babl/babl-palette.c
+++ b/babl/babl-palette.c
@@ -488,7 +488,6 @@ const Babl *babl_new_palette (const char  *name,
     "I",
     "luma",
     "chroma",
-    "alpha",
     NULL);
   alpha = babl_component ("A");