[mutter] cogl: Remove unused _cogl_framebuffer_set_clip_stack

[Georges Basile Stavracas Neto <gbsneto src gnome org>]

commit f5e2310dc77229ef0644ca4e05a6178f64f4273b
Author: Adam Jackson <ajax redhat com>
Date:   Tue Jan 21 14:16:58 2020 -0500

    cogl: Remove unused _cogl_framebuffer_set_clip_stack
    
    https://gitlab.gnome.org/GNOME/mutter/merge_requests/1015

 cogl/cogl/cogl-framebuffer-private.h | 15 +--------------
 cogl/cogl/cogl-framebuffer.c         |  9 ---------
 2 files changed, 1 insertion(+), 23 deletions(-)
---
diff --git a/cogl/cogl/cogl-framebuffer-private.h b/cogl/cogl/cogl-framebuffer-private.h
index 579fdec0c..537056dca 100644
--- a/cogl/cogl/cogl-framebuffer-private.h
+++ b/cogl/cogl/cogl-framebuffer-private.h
@@ -259,9 +259,7 @@ _cogl_framebuffer_mark_clear_clip_dirty (CoglFramebuffer *framebuffer);
  * _cogl_framebuffer_get_clip_stack:
  * @framebuffer: A #CoglFramebuffer
  *
- * Gets a pointer to the current clip stack. This can be used to later
- * return to the same clip stack state with
- * _cogl_framebuffer_set_clip_stack(). A reference is not taken on the
+ * Gets a pointer to the current clip stack. A reference is not taken on the
  * stack so if you want to keep it you should call
  * _cogl_clip_stack_ref().
  *
@@ -270,17 +268,6 @@ _cogl_framebuffer_mark_clear_clip_dirty (CoglFramebuffer *framebuffer);
 CoglClipStack *
 _cogl_framebuffer_get_clip_stack (CoglFramebuffer *framebuffer);
 
-/*
- * _cogl_framebuffer_set_clip_stack:
- * @framebuffer: A #CoglFramebuffer
- * @stack: a pointer to the replacement clip stack
- *
- * Replaces the @framebuffer clip stack with @stack.
- */
-void
-_cogl_framebuffer_set_clip_stack (CoglFramebuffer *framebuffer,
-                                  CoglClipStack *stack);
-
 CoglMatrixStack *
 _cogl_framebuffer_get_modelview_stack (CoglFramebuffer *framebuffer);
 
diff --git a/cogl/cogl/cogl-framebuffer.c b/cogl/cogl/cogl-framebuffer.c
index 49403ff9b..3abdcc039 100644
--- a/cogl/cogl/cogl-framebuffer.c
+++ b/cogl/cogl/cogl-framebuffer.c
@@ -463,15 +463,6 @@ _cogl_framebuffer_get_clip_stack (CoglFramebuffer *framebuffer)
   return framebuffer->clip_stack;
 }
 
-void
-_cogl_framebuffer_set_clip_stack (CoglFramebuffer *framebuffer,
-                                  CoglClipStack *stack)
-{
-  _cogl_clip_stack_ref (stack);
-  _cogl_clip_stack_unref (framebuffer->clip_stack);
-  framebuffer->clip_stack = stack;
-}
-
 void
 cogl_framebuffer_set_viewport4fv (CoglFramebuffer *framebuffer,
                                   float *viewport)