[gtk+] Drop a reference to GtkGLArea::create-context

[Matthias Clasen <matthiasc src gnome org>]

commit e7c16a5e82293c3487eb5a2de62812b3b45065f4
Author: Matthias Clasen <mclasen redhat com>
Date:   Sat Oct 11 23:55:53 2014 -0400

    Drop a reference to GtkGLArea::create-context
    
    The signal no longer exists.

 gtk/gtkglarea.c |    4 ++--
 1 files changed, 2 insertions(+), 2 deletions(-)
---
diff --git a/gtk/gtkglarea.c b/gtk/gtkglarea.c
index be612b7..c2c15ff 100644
--- a/gtk/gtkglarea.c
+++ b/gtk/gtkglarea.c
@@ -376,8 +376,8 @@ gtk_gl_area_class_init (GtkGLAreaClass *klass)
    * The #GdkGLContext used by the #GtkGLArea widget.
    *
    * The #GtkGLArea widget is responsible for creating the #GdkGLContext
-   * instance. See the #GtkGLArea::create-context signal on how to
-   * override the default behavior.
+   * instance. If you need to render with other kinds of buffers (stencil,
+   * depth, etc), use render buffers.
    *
    * Since: 3.16
    */