[cogl] doc: Unhide cogl-matrix-stack.h

[Damien Lespiau <dlespiau src gnome org>]

commit 8d78957c8d29b89c7bf352131d84c9755083eed9
Author: Damien Lespiau <damien lespiau intel com>
Date:   Sun Dec 30 19:49:56 2012 +0000

    doc: Unhide cogl-matrix-stack.h
    
    The documentation welcomes a new 2.0 API.

 cogl/cogl-matrix-stack.h        |    2 +-
 doc/reference/cogl2/Makefile.am |    1 -
 2 files changed, 1 insertions(+), 2 deletions(-)
---
diff --git a/cogl/cogl-matrix-stack.h b/cogl/cogl-matrix-stack.h
index 8a06cb2..1f70bd0 100644
--- a/cogl/cogl-matrix-stack.h
+++ b/cogl/cogl-matrix-stack.h
@@ -165,7 +165,7 @@ typedef struct _CoglMatrixEntry CoglMatrixEntry;
 
 /**
  * cogl_matrix_stack_new:
- * @context: A #CoglContext
+ * @ctx: A #CoglContext
  *
  * Allocates a new #CoglMatrixStack that can be used to build up
  * transformations relating to objects in a scenegraph like hierarchy.
diff --git a/doc/reference/cogl2/Makefile.am b/doc/reference/cogl2/Makefile.am
index 13d8fc2..2df69d9 100644
--- a/doc/reference/cogl2/Makefile.am
+++ b/doc/reference/cogl2/Makefile.am
@@ -67,7 +67,6 @@ IGNORE_HFILES=\
 	cogl-defines.h 				\
 	cogl-internal.h 			\
 	cogl-matrix-mesa.h 			\
-	cogl-matrix-stack.h 			\
 	cogl-spans.h 				\
 	cogl-profile.h				\
 	cogl-util.h 				\