[gtk+: 90/97] gl renderer: Don't leak gl resources

[Timm Bäder <baedert src gnome org>]

commit 28499032da585c914a9089249f8374e48b9ae159
Author: Timm Bäder <mail baedert org>
Date:   Sat Dec 16 02:37:03 2017 +0100

    gl renderer: Don't leak gl resources

 gsk/gl/gskglrenderer.c |    2 ++
 1 files changed, 2 insertions(+), 0 deletions(-)
---
diff --git a/gsk/gl/gskglrenderer.c b/gsk/gl/gskglrenderer.c
index 49d8684..95cc513 100644
--- a/gsk/gl/gskglrenderer.c
+++ b/gsk/gl/gskglrenderer.c
@@ -1921,6 +1921,8 @@ gsk_gl_renderer_render_ops (GskGLRenderer *self,
   /* Done drawing, destroy the buffer again.
    * TODO: Can we reuse the memory, though? */
   g_free (vertex_data);
+  glDeleteVertexArrays (1, &vao_id);
+  glDeleteBuffers (1, &buffer_id);
 }
 
 static void