[gstreamermm] Gst::ElementClass: added accessor to a gobject member

[Marcin Kolny <mkolny src gnome org>]

commit 046cfd03a59c213f16a3db96c352f797c8d8637d
Author: Marcin Kolny <marcin kolny flytronic pl>
Date:   Tue Nov 25 10:00:14 2014 +0100

    Gst::ElementClass: added accessor to a gobject member
    
        * gstreamer/gstreamermm/register.h: a few methods are not wrapped in
          GstElementClass, so accessor to an GstElementClass object may be
          useful.

 gstreamer/gstreamermm/register.h |    3 +++
 1 files changed, 3 insertions(+), 0 deletions(-)
---
diff --git a/gstreamer/gstreamermm/register.h b/gstreamer/gstreamermm/register.h
index 588e411..c89fe59 100644
--- a/gstreamer/gstreamermm/register.h
+++ b/gstreamer/gstreamermm/register.h
@@ -54,6 +54,9 @@ public:
   {
        gst_element_class_add_metadata(klass ,key.c_str(), value.c_str());
   }
+
+  const GstElementClass* gobj() const { return klass; }
+  GstElementClass* gobj() { return klass; }
 };
 
 template<class DerivedCppType>