[gtk+] glarea: Do not use extension API

[Emmanuele Bassi <ebassi src gnome org>]

commit 5a3b28aaf1bb8d50a56866d885e49e51c3cafd55
Author: Emmanuele Bassi <ebassi gnome org>
Date:   Wed Jan 28 19:07:33 2015 +0000

    glarea: Do not use extension API
    
    We are using GL contexts with Core GL profiles, so we need to use the
    proper API, not the one provided by extensions.
    
    https://bugzilla.gnome.org/show_bug.cgi?id=741946

 gtk/gtkglarea.c |   10 +++++-----
 1 files changed, 5 insertions(+), 5 deletions(-)
---
diff --git a/gtk/gtkglarea.c b/gtk/gtkglarea.c
index b5f8a65..e6f4236 100644
--- a/gtk/gtkglarea.c
+++ b/gtk/gtkglarea.c
@@ -439,17 +439,17 @@ gtk_gl_area_allocate_buffers (GtkGLArea *area)
 
   if (priv->render_buffer)
     {
-      glBindRenderbufferEXT (GL_RENDERBUFFER_EXT, priv->render_buffer);
-      glRenderbufferStorageEXT (GL_RENDERBUFFER_EXT, GL_RGB8, width, height);
+      glBindRenderbuffer (GL_RENDERBUFFER, priv->render_buffer);
+      glRenderbufferStorage (GL_RENDERBUFFER, GL_RGB8, width, height);
     }
 
   if (priv->has_depth_buffer || priv->has_stencil_buffer)
     {
-      glBindRenderbufferEXT (GL_RENDERBUFFER_EXT, priv->depth_stencil_buffer);
+      glBindRenderbuffer (GL_RENDERBUFFER, priv->depth_stencil_buffer);
       if (priv->has_stencil_buffer)
-        glRenderbufferStorageEXT (GL_RENDERBUFFER_EXT, GL_DEPTH24_STENCIL8_EXT, width, height);
+        glRenderbufferStorage (GL_RENDERBUFFER, GL_DEPTH24_STENCIL8, width, height);
       else
-        glRenderbufferStorageEXT (GL_RENDERBUFFER_EXT, GL_DEPTH_COMPONENT24, width, height);
+        glRenderbufferStorage (GL_RENDERBUFFER, GL_DEPTH_COMPONENT24, width, height);
     }
 
   priv->needs_render = TRUE;