[gnome-shell] [StShadowTexture] Fix invalid unref of CoglHandle

[Colin Walters <walters src gnome org>]

commit 2aa305b51ded3285d6bcdfb4f906ad675016ebdc
Author: Colin Walters <walters verbum org>
Date:   Mon Jan 25 21:03:44 2010 -0500

    [StShadowTexture] Fix invalid unref of CoglHandle
    
    This code appeared to treat the return value of clutter_texture_get_cogl_texture
    as having a new reference, but in fact it doesn't.
    
    https://bugzilla.gnome.org/show_bug.cgi?id=608119

 src/st/st-shadow-texture.c |    1 -
 1 files changed, 0 insertions(+), 1 deletions(-)
---
diff --git a/src/st/st-shadow-texture.c b/src/st/st-shadow-texture.c
index 57090ba..74ca923 100644
--- a/src/st/st-shadow-texture.c
+++ b/src/st/st-shadow-texture.c
@@ -86,7 +86,6 @@ st_shadow_texture_create_shadow (StShadowTexture *st,
 
   cogl_texture_get_data (texture, COGL_PIXEL_FORMAT_A_8,
                          rowstride_in, pixels_in);
-  cogl_texture_unref (texture);
 
   if ((guint) st->blur_radius == 0)
     {