[mutter] cogl: Remove unused COGL_FEATURE_STENCIL_BUFFER

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

commit bd5266a05e65fcb840c3ab49c7889b98118eea2f
Author: Adam Jackson <ajax redhat com>
Date:   Thu Oct 17 19:59:25 2019 -0400

    cogl: Remove unused COGL_FEATURE_STENCIL_BUFFER
    
    https://gitlab.gnome.org/GNOME/mutter/merge_requests/866

 cogl/cogl/cogl-types.h | 2 --
 1 file changed, 2 deletions(-)
---
diff --git a/cogl/cogl/cogl-types.h b/cogl/cogl/cogl-types.h
index a5a09a04e..31694b25c 100644
--- a/cogl/cogl/cogl-types.h
+++ b/cogl/cogl/cogl-types.h
@@ -116,7 +116,6 @@ typedef struct _CoglTextureVertex       CoglTextureVertex;
  * @COGL_FEATURE_TEXTURE_READ_PIXELS: glReadPixels() support
  * @COGL_FEATURE_OFFSCREEN_MULTISAMPLE: Multisample support on FBOs
  * @COGL_FEATURE_FOUR_CLIP_PLANES: At least 4 clip planes available
- * @COGL_FEATURE_STENCIL_BUFFER: Stencil buffer support
  * @COGL_FEATURE_PBOS: PBO support
  *
  * Flags for the supported features.
@@ -129,7 +128,6 @@ typedef enum
   COGL_FEATURE_TEXTURE_READ_PIXELS    = (1 << 4),
   COGL_FEATURE_OFFSCREEN_MULTISAMPLE  = (1 << 7),
   COGL_FEATURE_FOUR_CLIP_PLANES       = (1 << 9),
-  COGL_FEATURE_STENCIL_BUFFER         = (1 << 10),
   COGL_FEATURE_PBOS                  = (1 << 12),
 } CoglFeatureFlags;