[cogl] context: Add an accessor to get display associated with the context

[Robert Bragg <rbragg src gnome org>]

commit 6584c183f03d42f4785f33524d028f41eb212843
Author: Damien Lespiau <damien lespiau intel com>
Date:   Thu Aug 25 17:39:35 2011 +0100

    context: Add an accessor to get display associated with the context
    
    https://bugzilla.gnome.org/show_bug.cgi?id=657347
    
    Reviewed-by: Robert Bragg <robert linux intel com>

 cogl/cogl-context.c                                |    6 ++++++
 cogl/cogl-context.h                                |    4 ++++
 .../cogl-2.0-experimental-sections.txt             |    1 +
 3 files changed, 11 insertions(+), 0 deletions(-)
---
diff --git a/cogl/cogl-context.c b/cogl/cogl-context.c
index 71e912d..02f05a6 100644
--- a/cogl/cogl-context.c
+++ b/cogl/cogl-context.c
@@ -495,6 +495,12 @@ _cogl_context_get_default (void)
   return _context;
 }
 
+CoglDisplay *
+cogl_context_get_display (CoglContext *context)
+{
+  return context->display;
+}
+
 #ifdef COGL_HAS_EGL_SUPPORT
 EGLDisplay
 cogl_egl_context_get_egl_display (CoglContext *context)
diff --git a/cogl/cogl-context.h b/cogl/cogl-context.h
index 1b51ffc..9c616d3 100644
--- a/cogl/cogl-context.h
+++ b/cogl/cogl-context.h
@@ -61,6 +61,10 @@ CoglContext *
 cogl_context_new (CoglDisplay *display,
                   GError **error);
 
+#define cogl_context_get_display cogl_context_get_display_EXP
+CoglDisplay *
+cogl_context_get_display (CoglContext *context);
+
 #ifdef COGL_HAS_EGL_SUPPORT
 #define cogl_egl_context_get_egl_display cogl_egl_context_get_egl_display_EXP
 EGLDisplay
diff --git a/doc/reference/cogl-2.0-experimental/cogl-2.0-experimental-sections.txt b/doc/reference/cogl-2.0-experimental/cogl-2.0-experimental-sections.txt
index 35f4d63..00e7792 100644
--- a/doc/reference/cogl-2.0-experimental/cogl-2.0-experimental-sections.txt
+++ b/doc/reference/cogl-2.0-experimental/cogl-2.0-experimental-sections.txt
@@ -72,6 +72,7 @@ cogl_wayland_display_set_compositor_display
 
 <SUBSECTION>
 cogl_context_new
+cogl_context_get_display
 
 <SUBSECTION>
 cogl_push_matrix