[cogl] framebuffer: add missing transfer annotation

[Robert Bragg <rbragg src gnome org>]

commit 66d80475e9ba21ac34911ac43e30d7e3649da8f4
Author: Lionel Landwerlin <llandwerlin gmail com>
Date:   Tue Sep 3 14:06:41 2013 +0100

    framebuffer: add missing transfer annotation
    
    Reviewed-by: Robert Bragg <robert linux intel com>
    
    (cherry picked from commit 6e3e14bb504867d6f33d859e14bd19f2fcb60bd3)

 cogl/cogl-framebuffer.h |    6 +++---
 1 files changed, 3 insertions(+), 3 deletions(-)
---
diff --git a/cogl/cogl-framebuffer.h b/cogl/cogl-framebuffer.h
index 2ad41f8..053646a 100644
--- a/cogl/cogl-framebuffer.h
+++ b/cogl/cogl-framebuffer.h
@@ -1004,8 +1004,8 @@ cogl_framebuffer_resolve_samples_region (CoglFramebuffer *framebuffer,
  * instantiated within. This is the #CoglContext that was passed to
  * cogl_onscreen_new() for example.
  *
- * Return value: The #CoglContext that the given @framebuffer was
- *               instantiated within.
+ * Return value: (transfer none): The #CoglContext that the given
+ *               @framebuffer was instantiated within.
  * Since: 1.8
  * Stability: unstable
  */
@@ -1468,7 +1468,7 @@ cogl_framebuffer_read_pixels (CoglFramebuffer *framebuffer,
  * Gets the current #CoglFramebuffer as set using
  * cogl_push_framebuffer()
  *
- * Return value: The current #CoglFramebuffer
+ * Return value: (transfer none): The current #CoglFramebuffer
  * Stability: unstable
  * Since: 1.8
  */