[cogl] clip-state: remove redundant _cogl_clip_state_flush() api

[Robert Bragg <rbragg src gnome org>]

commit 6ab371d587e22ac5807f9224cd420c43168a803f
Author: Robert Bragg <robert linux intel com>
Date:   Tue Nov 22 19:35:31 2011 +0000

    clip-state: remove redundant _cogl_clip_state_flush() api
    
    There was only one place where we called _cogl_clip_state_flush() in
    _cogl_framebuffer_flush_state() and we can just as well use
    _cogl_clip_state_get_stack() and _cogl_clip_stack_flush() directly
    instead.
    
    Reviewed-by: Neil Roberts <neil linux intel com>

 cogl/cogl-clip-state-private.h |    4 ----
 cogl/cogl-clip-state.c         |   10 ----------
 cogl/cogl-framebuffer.c        |    7 +++++--
 3 files changed, 5 insertions(+), 16 deletions(-)
---
diff --git a/cogl/cogl-clip-state-private.h b/cogl/cogl-clip-state-private.h
index 799302f..e5e1488 100644
--- a/cogl/cogl-clip-state-private.h
+++ b/cogl/cogl-clip-state-private.h
@@ -40,10 +40,6 @@ _cogl_clip_state_init (CoglClipState *state);
 void
 _cogl_clip_state_destroy (CoglClipState *state);
 
-void
-_cogl_clip_state_flush (CoglClipState *clip_state,
-                        CoglFramebuffer *framebuffer);
-
 CoglClipStack *
 _cogl_clip_state_get_stack (CoglClipState *clip_state);
 
diff --git a/cogl/cogl-clip-state.c b/cogl/cogl-clip-state.c
index 229e6ad..8a1013f 100644
--- a/cogl/cogl-clip-state.c
+++ b/cogl/cogl-clip-state.c
@@ -203,13 +203,3 @@ _cogl_clip_state_restore_clip_stack (CoglClipState *clip_state)
   clip_state->stacks = g_slist_delete_link (clip_state->stacks,
                                             clip_state->stacks);
 }
-
-void
-_cogl_clip_state_flush (CoglClipState *clip_state,
-                        CoglFramebuffer *framebuffer)
-{
-  /* Flush the topmost stack. The clip stack code will bail out early
-     if this is already flushed */
-  _cogl_clip_stack_flush (clip_state->stacks->data,
-                          framebuffer);
-}
diff --git a/cogl/cogl-framebuffer.c b/cogl/cogl-framebuffer.c
index a7b0e08..c92fc74 100644
--- a/cogl/cogl-framebuffer.c
+++ b/cogl/cogl-framebuffer.c
@@ -1446,8 +1446,11 @@ _cogl_framebuffer_flush_state (CoglFramebuffer *draw_buffer,
    * matrices so we must do it before flushing the matrices...
    */
   if (!(flags & COGL_FRAMEBUFFER_FLUSH_SKIP_CLIP_STATE))
-    _cogl_clip_state_flush (&draw_buffer->clip_state,
-                            draw_buffer);
+    {
+      CoglClipStack *stack =
+        _cogl_clip_state_get_stack (&draw_buffer->clip_state);
+      _cogl_clip_stack_flush (stack);
+    }
 
   if (!(flags & COGL_FRAMEBUFFER_FLUSH_SKIP_MODELVIEW))
     _cogl_matrix_stack_flush_to_gl (draw_buffer->modelview_stack,